kernel/patch-5.16-redhat.patch
Justin M. Forbes 650c9f3d08
kernel-5.16.11-0
* Wed Feb 23 2022 Justin M. Forbes <jforbes@fedoraproject.org> [5.16.11-0]
- spec: don't overwrite auto.conf with .config (Ondrej Mosnacek)
- New configs for 5.16.10 (Justin M. Forbes)
Resolves: rhbz#

Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>
2022-02-23 10:43:10 -06:00

1994 lines
62 KiB
Diff

Makefile | 4 +
arch/arm/Kconfig | 4 +-
arch/arm64/Kconfig | 3 +-
arch/s390/include/asm/ipl.h | 1 +
arch/s390/kernel/ipl.c | 5 +
arch/s390/kernel/setup.c | 4 +
arch/x86/kernel/setup.c | 22 ++--
crypto/rng.c | 73 +++++++++++-
drivers/acpi/apei/hest.c | 8 ++
drivers/acpi/irq.c | 17 ++-
drivers/acpi/scan.c | 9 ++
drivers/ata/libahci.c | 18 +++
drivers/char/ipmi/ipmi_dmi.c | 15 +++
drivers/char/ipmi/ipmi_msghandler.c | 16 ++-
drivers/char/random.c | 115 +++++++++++++++++++
drivers/firmware/efi/Makefile | 1 +
drivers/firmware/efi/efi.c | 124 +++++++++++++++------
drivers/firmware/efi/secureboot.c | 38 +++++++
drivers/gpu/drm/i915/display/intel_psr.c | 10 +-
drivers/hid/hid-rmi.c | 64 -----------
drivers/hwtracing/coresight/coresight-etm4x-core.c | 19 ++++
drivers/input/rmi4/rmi_driver.c | 124 ++++++++++++---------
drivers/iommu/iommu.c | 22 ++++
drivers/net/wireless/ath/ath11k/core.c | 51 +++++++++
drivers/net/wireless/ath/ath11k/core.h | 1 +
drivers/net/wireless/ath/ath11k/mhi.c | 1 +
drivers/net/wireless/ath/ath11k/pci.c | 16 ++-
drivers/nvme/host/core.c | 22 +++-
drivers/nvme/host/multipath.c | 19 ++--
drivers/nvme/host/nvme.h | 4 +
drivers/pci/quirks.c | 24 ++++
drivers/usb/core/hub.c | 7 ++
drivers/usb/gadget/legacy/inode.c | 10 +-
include/linux/efi.h | 22 ++--
include/linux/lsm_hook_defs.h | 2 +
include/linux/lsm_hooks.h | 6 +
include/linux/random.h | 7 ++
include/linux/rmi.h | 1 +
include/linux/security.h | 5 +
include/net/netfilter/nf_conntrack.h | 1 +
kernel/module_signing.c | 9 +-
net/netfilter/nf_conntrack_core.c | 3 +
net/netfilter/nf_nat_core.c | 43 ++++++-
scripts/tags.sh | 2 +
security/integrity/platform_certs/load_uefi.c | 6 +-
security/lockdown/Kconfig | 13 +++
security/lockdown/lockdown.c | 1 +
security/security.c | 6 +
tools/testing/selftests/netfilter/nft_nat.sh | 5 +-
49 files changed, 805 insertions(+), 198 deletions(-)
diff --git a/Makefile b/Makefile
index 00ba75768af7..f95367fb3134 100644
--- a/Makefile
+++ b/Makefile
@@ -18,6 +18,10 @@ $(if $(filter __%, $(MAKECMDGOALS)), \
PHONY := __all
__all:
+# Set RHEL variables
+# Use this spot to avoid future merge conflicts
+include Makefile.rhelver
+
# We are using a recursive build, so we need to do a little thinking
# to get the ordering right.
#
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c2724d986fa0..8063dcef65f7 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1479,9 +1479,9 @@ config HIGHMEM
If unsure, say n.
config HIGHPTE
- bool "Allocate 2nd-level pagetables from highmem" if EXPERT
+ bool "Allocate 2nd-level pagetables from highmem"
depends on HIGHMEM
- default y
+ default n
help
The VM uses one page of physical memory for each page table.
For systems with a lot of processes, this can use a lot of
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index ae0e93871ee5..7d5274349536 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1093,7 +1093,7 @@ endchoice
config ARM64_FORCE_52BIT
bool "Force 52-bit virtual addresses for userspace"
- depends on ARM64_VA_BITS_52 && EXPERT
+ depends on ARM64_VA_BITS_52
help
For systems with 52-bit userspace VAs enabled, the kernel will attempt
to maintain compatibility with older software by providing 48-bit VAs
@@ -1347,6 +1347,7 @@ config XEN
config FORCE_MAX_ZONEORDER
int
default "14" if ARM64_64K_PAGES
+ default "13" if (ARCH_THUNDER && !ARM64_64K_PAGES)
default "12" if ARM64_16K_PAGES
default "11"
help
diff --git a/arch/s390/include/asm/ipl.h b/arch/s390/include/asm/ipl.h
index 3f8ee257f9aa..3ab92feb6241 100644
--- a/arch/s390/include/asm/ipl.h
+++ b/arch/s390/include/asm/ipl.h
@@ -128,6 +128,7 @@ int ipl_report_add_component(struct ipl_report *report, struct kexec_buf *kbuf,
unsigned char flags, unsigned short cert);
int ipl_report_add_certificate(struct ipl_report *report, void *key,
unsigned long addr, unsigned long len);
+bool ipl_get_secureboot(void);
/*
* DIAG 308 support
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 5ad1dde23dc5..b6192d58eed3 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -2216,3 +2216,8 @@ int ipl_report_free(struct ipl_report *report)
}
#endif
+
+bool ipl_get_secureboot(void)
+{
+ return !!ipl_secure_flag;
+}
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 225ab2d0a4c6..6a06cde25ca2 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -49,6 +49,7 @@
#include <linux/memory.h>
#include <linux/compat.h>
#include <linux/start_kernel.h>
+#include <linux/security.h>
#include <linux/hugetlb.h>
#include <linux/kmemleak.h>
@@ -963,6 +964,9 @@ void __init setup_arch(char **cmdline_p)
log_component_list();
+ if (ipl_get_secureboot())
+ security_lock_kernel_down("Secure IPL mode", LOCKDOWN_INTEGRITY_MAX);
+
/* Have one command line that is parsed and saved in /proc/cmdline */
/* boot_command_line has been already set up in early.c */
*cmdline_p = boot_command_line;
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index e04f5e6eb33f..8015e3d2dc9a 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -20,6 +20,7 @@
#include <linux/root_dev.h>
#include <linux/hugetlb.h>
#include <linux/tboot.h>
+#include <linux/security.h>
#include <linux/usb/xhci-dbgp.h>
#include <linux/static_call.h>
#include <linux/swiotlb.h>
@@ -929,6 +930,13 @@ void __init setup_arch(char **cmdline_p)
if (efi_enabled(EFI_BOOT))
efi_init();
+ efi_set_secure_boot(boot_params.secure_boot);
+
+#ifdef CONFIG_LOCK_DOWN_IN_EFI_SECURE_BOOT
+ if (efi_enabled(EFI_SECURE_BOOT))
+ security_lock_kernel_down("EFI Secure Boot mode", LOCKDOWN_INTEGRITY_MAX);
+#endif
+
dmi_setup();
/*
@@ -1094,19 +1102,7 @@ void __init setup_arch(char **cmdline_p)
/* Allocate bigger log buffer */
setup_log_buf(1);
- if (efi_enabled(EFI_BOOT)) {
- switch (boot_params.secure_boot) {
- case efi_secureboot_mode_disabled:
- pr_info("Secure boot disabled\n");
- break;
- case efi_secureboot_mode_enabled:
- pr_info("Secure boot enabled\n");
- break;
- default:
- pr_info("Secure boot could not be determined\n");
- break;
- }
- }
+ efi_set_secure_boot(boot_params.secure_boot);
reserve_initrd();
diff --git a/crypto/rng.c b/crypto/rng.c
index fea082b25fe4..50a9d040bed1 100644
--- a/crypto/rng.c
+++ b/crypto/rng.c
@@ -11,14 +11,17 @@
#include <linux/atomic.h>
#include <crypto/internal/rng.h>
#include <linux/err.h>
+#include <linux/fips.h>
+#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/random.h>
#include <linux/seq_file.h>
+#include <linux/sched.h>
+#include <linux/sched/signal.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/cryptouser.h>
-#include <linux/compiler.h>
#include <net/netlink.h>
#include "internal.h"
@@ -224,5 +227,73 @@ void crypto_unregister_rngs(struct rng_alg *algs, int count)
}
EXPORT_SYMBOL_GPL(crypto_unregister_rngs);
+static ssize_t crypto_devrandom_read(void __user *buf, size_t buflen)
+{
+ u8 tmp[256];
+ ssize_t ret;
+
+ if (!buflen)
+ return 0;
+
+ ret = crypto_get_default_rng();
+ if (ret)
+ return ret;
+
+ for (;;) {
+ int err;
+ int i;
+
+ i = min_t(int, buflen, sizeof(tmp));
+ err = crypto_rng_get_bytes(crypto_default_rng, tmp, i);
+ if (err) {
+ ret = err;
+ break;
+ }
+
+ if (copy_to_user(buf, tmp, i)) {
+ ret = -EFAULT;
+ break;
+ }
+
+ buflen -= i;
+ buf += i;
+ ret += i;
+
+ if (!buflen)
+ break;
+
+ if (need_resched()) {
+ if (signal_pending(current))
+ break;
+ schedule();
+ }
+ }
+
+ crypto_put_default_rng();
+ memzero_explicit(tmp, sizeof(tmp));
+
+ return ret;
+}
+
+static const struct random_extrng crypto_devrandom_rng = {
+ .extrng_read = crypto_devrandom_read,
+ .owner = THIS_MODULE,
+};
+
+static int __init crypto_rng_init(void)
+{
+ if (fips_enabled)
+ random_register_extrng(&crypto_devrandom_rng);
+ return 0;
+}
+
+static void __exit crypto_rng_exit(void)
+{
+ random_unregister_extrng();
+}
+
+late_initcall(crypto_rng_init);
+module_exit(crypto_rng_exit);
+
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Random Number Generator");
diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c
index 0edc1ed47673..782e2f399af2 100644
--- a/drivers/acpi/apei/hest.c
+++ b/drivers/acpi/apei/hest.c
@@ -96,6 +96,14 @@ static int apei_hest_parse(apei_hest_func_t func, void *data)
if (hest_disable || !hest_tab)
return -EINVAL;
+#ifdef CONFIG_ARM64
+ /* Ignore broken firmware */
+ if (!strncmp(hest_tab->header.oem_id, "HPE ", 6) &&
+ !strncmp(hest_tab->header.oem_table_id, "ProLiant", 8) &&
+ MIDR_IMPLEMENTOR(read_cpuid_id()) == ARM_CPU_IMP_APM)
+ return -EINVAL;
+#endif
+
hest_hdr = (struct acpi_hest_header *)(hest_tab + 1);
for (i = 0; i < hest_tab->error_source_count; i++) {
len = hest_esrc_len(hest_hdr);
diff --git a/drivers/acpi/irq.c b/drivers/acpi/irq.c
index c68e694fca26..146cba5ae5bc 100644
--- a/drivers/acpi/irq.c
+++ b/drivers/acpi/irq.c
@@ -130,6 +130,7 @@ struct acpi_irq_parse_one_ctx {
unsigned int index;
unsigned long *res_flags;
struct irq_fwspec *fwspec;
+ bool skip_producer_check;
};
/**
@@ -201,7 +202,8 @@ static acpi_status acpi_irq_parse_one_cb(struct acpi_resource *ares,
return AE_CTRL_TERMINATE;
case ACPI_RESOURCE_TYPE_EXTENDED_IRQ:
eirq = &ares->data.extended_irq;
- if (eirq->producer_consumer == ACPI_PRODUCER)
+ if (!ctx->skip_producer_check &&
+ eirq->producer_consumer == ACPI_PRODUCER)
return AE_OK;
if (ctx->index >= eirq->interrupt_count) {
ctx->index -= eirq->interrupt_count;
@@ -236,8 +238,19 @@ static acpi_status acpi_irq_parse_one_cb(struct acpi_resource *ares,
static int acpi_irq_parse_one(acpi_handle handle, unsigned int index,
struct irq_fwspec *fwspec, unsigned long *flags)
{
- struct acpi_irq_parse_one_ctx ctx = { -EINVAL, index, flags, fwspec };
+ struct acpi_irq_parse_one_ctx ctx = { -EINVAL, index, flags, fwspec, false };
+ /*
+ * Firmware on arm64-based HPE m400 platform incorrectly marks
+ * its UART interrupt as ACPI_PRODUCER rather than ACPI_CONSUMER.
+ * Don't do the producer/consumer check for that device.
+ */
+ if (IS_ENABLED(CONFIG_ARM64)) {
+ struct acpi_device *adev = acpi_bus_get_acpi_device(handle);
+
+ if (adev && !strcmp(acpi_device_hid(adev), "APMC0D08"))
+ ctx.skip_producer_check = true;
+ }
acpi_walk_resources(handle, METHOD_NAME__CRS, acpi_irq_parse_one_cb, &ctx);
return ctx.rc;
}
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 25d9f04f1995..c2fa1e98fb28 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1732,6 +1732,15 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device)
if (!acpi_match_device_ids(device, ignore_serial_bus_ids))
return false;
+ /*
+ * Firmware on some arm64 X-Gene platforms will make the UART
+ * device appear as both a UART and a slave of that UART. Just
+ * bail out here for X-Gene UARTs.
+ */
+ if (IS_ENABLED(CONFIG_ARM64) &&
+ !strcmp(acpi_device_hid(device), "APMC0D08"))
+ return false;
+
INIT_LIST_HEAD(&resource_list);
acpi_dev_get_resources(device, &resource_list,
acpi_check_serial_bus_slave,
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index f76b8418e6fb..350e52fccc30 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -690,6 +690,24 @@ int ahci_stop_engine(struct ata_port *ap)
tmp &= ~PORT_CMD_START;
writel(tmp, port_mmio + PORT_CMD);
+#ifdef CONFIG_ARM64
+ /* Rev Ax of Cavium CN99XX needs a hack for port stop */
+ if (dev_is_pci(ap->host->dev) &&
+ to_pci_dev(ap->host->dev)->vendor == 0x14e4 &&
+ to_pci_dev(ap->host->dev)->device == 0x9027 &&
+ midr_is_cpu_model_range(read_cpuid_id(),
+ MIDR_CPU_MODEL(ARM_CPU_IMP_BRCM, BRCM_CPU_PART_VULCAN),
+ MIDR_CPU_VAR_REV(0, 0),
+ MIDR_CPU_VAR_REV(0, MIDR_REVISION_MASK))) {
+ tmp = readl(hpriv->mmio + 0x8000);
+ udelay(100);
+ writel(tmp | (1 << 26), hpriv->mmio + 0x8000);
+ udelay(100);
+ writel(tmp & ~(1 << 26), hpriv->mmio + 0x8000);
+ dev_warn(ap->host->dev, "CN99XX SATA reset workaround applied\n");
+ }
+#endif
+
/* wait for engine to stop. This could be as long as 500 msec */
tmp = ata_wait_register(ap, port_mmio + PORT_CMD,
PORT_CMD_LIST_ON, PORT_CMD_LIST_ON, 1, 500);
diff --git a/drivers/char/ipmi/ipmi_dmi.c b/drivers/char/ipmi/ipmi_dmi.c
index bbf7029e224b..cf7faa970dd6 100644
--- a/drivers/char/ipmi/ipmi_dmi.c
+++ b/drivers/char/ipmi/ipmi_dmi.c
@@ -215,6 +215,21 @@ static int __init scan_for_dmi_ipmi(void)
{
const struct dmi_device *dev = NULL;
+#ifdef CONFIG_ARM64
+ /* RHEL-only
+ * If this is ARM-based HPE m400, return now, because that platform
+ * reports the host-side ipmi address as intel port-io space, which
+ * does not exist in the ARM architecture.
+ */
+ const char *dmistr = dmi_get_system_info(DMI_PRODUCT_NAME);
+
+ if (dmistr && (strcmp("ProLiant m400 Server", dmistr) == 0)) {
+ pr_debug("%s does not support host ipmi\n", dmistr);
+ return 0;
+ }
+ /* END RHEL-only */
+#endif
+
while ((dev = dmi_find_device(DMI_DEV_TYPE_IPMI, NULL, dev)))
dmi_decode_ipmi((const struct dmi_header *) dev->device_data);
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index c59265146e9c..caa8458edde2 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -35,6 +35,7 @@
#include <linux/uuid.h>
#include <linux/nospec.h>
#include <linux/vmalloc.h>
+#include <linux/dmi.h>
#include <linux/delay.h>
#define IPMI_DRIVER_VERSION "39.2"
@@ -5422,8 +5423,21 @@ static int __init ipmi_init_msghandler_mod(void)
{
int rv;
- pr_info("version " IPMI_DRIVER_VERSION "\n");
+#ifdef CONFIG_ARM64
+ /* RHEL-only
+ * If this is ARM-based HPE m400, return now, because that platform
+ * reports the host-side ipmi address as intel port-io space, which
+ * does not exist in the ARM architecture.
+ */
+ const char *dmistr = dmi_get_system_info(DMI_PRODUCT_NAME);
+ if (dmistr && (strcmp("ProLiant m400 Server", dmistr) == 0)) {
+ pr_debug("%s does not support host ipmi\n", dmistr);
+ return -ENOSYS;
+ }
+ /* END RHEL-only */
+#endif
+ pr_info("version " IPMI_DRIVER_VERSION "\n");
mutex_lock(&ipmi_interfaces_mutex);
rv = ipmi_register_driver();
mutex_unlock(&ipmi_interfaces_mutex);
diff --git a/drivers/char/random.c b/drivers/char/random.c
index ebe86de9d0ac..cf0062d903a1 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -335,6 +335,7 @@
#include <linux/syscalls.h>
#include <linux/completion.h>
#include <linux/uuid.h>
+#include <linux/rcupdate.h>
#include <crypto/chacha.h>
#include <crypto/sha1.h>
@@ -349,6 +350,11 @@
/* #define ADD_INTERRUPT_BENCH */
+/*
+ * Hook for external RNG.
+ */
+static const struct random_extrng __rcu *extrng;
+
/*
* Configuration information
*/
@@ -482,6 +488,9 @@ static int ratelimit_disable __read_mostly;
module_param_named(ratelimit_disable, ratelimit_disable, int, 0644);
MODULE_PARM_DESC(ratelimit_disable, "Disable random ratelimit suppression");
+static const struct file_operations extrng_random_fops;
+static const struct file_operations extrng_urandom_fops;
+
/**********************************************************************
*
* OS independent entropy store. Here are the functions which handle
@@ -1880,6 +1889,13 @@ random_poll(struct file *file, poll_table * wait)
return mask;
}
+static __poll_t
+extrng_poll(struct file *file, poll_table * wait)
+{
+ /* extrng pool is always full, always read, no writes */
+ return EPOLLIN | EPOLLRDNORM;
+}
+
static int
write_pool(struct entropy_store *r, const char __user *buffer, size_t count)
{
@@ -1986,7 +2002,58 @@ static int random_fasync(int fd, struct file *filp, int on)
return fasync_helper(fd, filp, on, &fasync);
}
+static int random_open(struct inode *inode, struct file *filp)
+{
+ const struct random_extrng *rng;
+
+ rcu_read_lock();
+ rng = rcu_dereference(extrng);
+ if (rng && !try_module_get(rng->owner))
+ rng = NULL;
+ rcu_read_unlock();
+
+ if (!rng)
+ return 0;
+
+ filp->f_op = &extrng_random_fops;
+ filp->private_data = rng->owner;
+
+ return 0;
+}
+
+static int urandom_open(struct inode *inode, struct file *filp)
+{
+ const struct random_extrng *rng;
+
+ rcu_read_lock();
+ rng = rcu_dereference(extrng);
+ if (rng && !try_module_get(rng->owner))
+ rng = NULL;
+ rcu_read_unlock();
+
+ if (!rng)
+ return 0;
+
+ filp->f_op = &extrng_urandom_fops;
+ filp->private_data = rng->owner;
+
+ return 0;
+}
+
+static int extrng_release(struct inode *inode, struct file *filp)
+{
+ module_put(filp->private_data);
+ return 0;
+}
+
+static ssize_t
+extrng_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos)
+{
+ return rcu_dereference_raw(extrng)->extrng_read(buf, nbytes);
+}
+
const struct file_operations random_fops = {
+ .open = random_open,
.read = random_read,
.write = random_write,
.poll = random_poll,
@@ -1997,6 +2064,7 @@ const struct file_operations random_fops = {
};
const struct file_operations urandom_fops = {
+ .open = urandom_open,
.read = urandom_read,
.write = random_write,
.unlocked_ioctl = random_ioctl,
@@ -2005,9 +2073,31 @@ const struct file_operations urandom_fops = {
.llseek = noop_llseek,
};
+static const struct file_operations extrng_random_fops = {
+ .open = random_open,
+ .read = extrng_read,
+ .write = random_write,
+ .poll = extrng_poll,
+ .unlocked_ioctl = random_ioctl,
+ .fasync = random_fasync,
+ .llseek = noop_llseek,
+ .release = extrng_release,
+};
+
+static const struct file_operations extrng_urandom_fops = {
+ .open = urandom_open,
+ .read = extrng_read,
+ .write = random_write,
+ .unlocked_ioctl = random_ioctl,
+ .fasync = random_fasync,
+ .llseek = noop_llseek,
+ .release = extrng_release,
+};
+
SYSCALL_DEFINE3(getrandom, char __user *, buf, size_t, count,
unsigned int, flags)
{
+ const struct random_extrng *rng;
int ret;
if (flags & ~(GRND_NONBLOCK|GRND_RANDOM|GRND_INSECURE))
@@ -2023,6 +2113,18 @@ SYSCALL_DEFINE3(getrandom, char __user *, buf, size_t, count,
if (count > INT_MAX)
count = INT_MAX;
+ rcu_read_lock();
+ rng = rcu_dereference(extrng);
+ if (rng && !try_module_get(rng->owner))
+ rng = NULL;
+ rcu_read_unlock();
+
+ if (rng) {
+ ret = rng->extrng_read(buf, count);
+ module_put(rng->owner);
+ return ret;
+ }
+
if (!(flags & GRND_INSECURE) && !crng_ready()) {
if (flags & GRND_NONBLOCK)
return -EAGAIN;
@@ -2332,3 +2434,16 @@ void add_bootloader_randomness(const void *buf, unsigned int size)
add_device_randomness(buf, size);
}
EXPORT_SYMBOL_GPL(add_bootloader_randomness);
+
+void random_register_extrng(const struct random_extrng *rng)
+{
+ rcu_assign_pointer(extrng, rng);
+}
+EXPORT_SYMBOL_GPL(random_register_extrng);
+
+void random_unregister_extrng(void)
+{
+ RCU_INIT_POINTER(extrng, NULL);
+ synchronize_rcu();
+}
+EXPORT_SYMBOL_GPL(random_unregister_extrng);
diff --git a/drivers/firmware/efi/Makefile b/drivers/firmware/efi/Makefile
index c02ff25dd477..d860f8eb9a81 100644
--- a/drivers/firmware/efi/Makefile
+++ b/drivers/firmware/efi/Makefile
@@ -28,6 +28,7 @@ obj-$(CONFIG_EFI_FAKE_MEMMAP) += fake_map.o
obj-$(CONFIG_EFI_BOOTLOADER_CONTROL) += efibc.o
obj-$(CONFIG_EFI_TEST) += test/
obj-$(CONFIG_EFI_DEV_PATH_PARSER) += dev-path-parser.o
+obj-$(CONFIG_EFI) += secureboot.o
obj-$(CONFIG_APPLE_PROPERTIES) += apple-properties.o
obj-$(CONFIG_EFI_RCI2_TABLE) += rci2-table.o
obj-$(CONFIG_EFI_EMBEDDED_FIRMWARE) += embedded-firmware.o
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 7de3f5b6e8d0..95b1c35b347c 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -31,6 +31,7 @@
#include <linux/ucs2_string.h>
#include <linux/memblock.h>
#include <linux/security.h>
+#include <linux/bsearch.h>
#include <asm/early_ioremap.h>
@@ -851,40 +852,101 @@ int efi_mem_type(unsigned long phys_addr)
}
#endif
+struct efi_error_code {
+ efi_status_t status;
+ int errno;
+ const char *description;
+};
+
+static const struct efi_error_code efi_error_codes[] = {
+ { EFI_SUCCESS, 0, "Success"},
+#if 0
+ { EFI_LOAD_ERROR, -EPICK_AN_ERRNO, "Load Error"},
+#endif
+ { EFI_INVALID_PARAMETER, -EINVAL, "Invalid Parameter"},
+ { EFI_UNSUPPORTED, -ENOSYS, "Unsupported"},
+ { EFI_BAD_BUFFER_SIZE, -ENOSPC, "Bad Buffer Size"},
+ { EFI_BUFFER_TOO_SMALL, -ENOSPC, "Buffer Too Small"},
+ { EFI_NOT_READY, -EAGAIN, "Not Ready"},
+ { EFI_DEVICE_ERROR, -EIO, "Device Error"},
+ { EFI_WRITE_PROTECTED, -EROFS, "Write Protected"},
+ { EFI_OUT_OF_RESOURCES, -ENOMEM, "Out of Resources"},
+#if 0
+ { EFI_VOLUME_CORRUPTED, -EPICK_AN_ERRNO, "Volume Corrupt"},
+ { EFI_VOLUME_FULL, -EPICK_AN_ERRNO, "Volume Full"},
+ { EFI_NO_MEDIA, -EPICK_AN_ERRNO, "No Media"},
+ { EFI_MEDIA_CHANGED, -EPICK_AN_ERRNO, "Media changed"},
+#endif
+ { EFI_NOT_FOUND, -ENOENT, "Not Found"},
+#if 0
+ { EFI_ACCESS_DENIED, -EPICK_AN_ERRNO, "Access Denied"},
+ { EFI_NO_RESPONSE, -EPICK_AN_ERRNO, "No Response"},
+ { EFI_NO_MAPPING, -EPICK_AN_ERRNO, "No mapping"},
+ { EFI_TIMEOUT, -EPICK_AN_ERRNO, "Time out"},
+ { EFI_NOT_STARTED, -EPICK_AN_ERRNO, "Not started"},
+ { EFI_ALREADY_STARTED, -EPICK_AN_ERRNO, "Already started"},
+#endif
+ { EFI_ABORTED, -EINTR, "Aborted"},
+#if 0
+ { EFI_ICMP_ERROR, -EPICK_AN_ERRNO, "ICMP Error"},
+ { EFI_TFTP_ERROR, -EPICK_AN_ERRNO, "TFTP Error"},
+ { EFI_PROTOCOL_ERROR, -EPICK_AN_ERRNO, "Protocol Error"},
+ { EFI_INCOMPATIBLE_VERSION, -EPICK_AN_ERRNO, "Incompatible Version"},
+#endif
+ { EFI_SECURITY_VIOLATION, -EACCES, "Security Policy Violation"},
+#if 0
+ { EFI_CRC_ERROR, -EPICK_AN_ERRNO, "CRC Error"},
+ { EFI_END_OF_MEDIA, -EPICK_AN_ERRNO, "End of Media"},
+ { EFI_END_OF_FILE, -EPICK_AN_ERRNO, "End of File"},
+ { EFI_INVALID_LANGUAGE, -EPICK_AN_ERRNO, "Invalid Languages"},
+ { EFI_COMPROMISED_DATA, -EPICK_AN_ERRNO, "Compromised Data"},
+
+ // warnings
+ { EFI_WARN_UNKOWN_GLYPH, -EPICK_AN_ERRNO, "Warning Unknown Glyph"},
+ { EFI_WARN_DELETE_FAILURE, -EPICK_AN_ERRNO, "Warning Delete Failure"},
+ { EFI_WARN_WRITE_FAILURE, -EPICK_AN_ERRNO, "Warning Write Failure"},
+ { EFI_WARN_BUFFER_TOO_SMALL, -EPICK_AN_ERRNO, "Warning Buffer Too Small"},
+#endif
+};
+
+static int
+efi_status_cmp_bsearch(const void *key, const void *item)
+{
+ u64 status = (u64)(uintptr_t)key;
+ struct efi_error_code *code = (struct efi_error_code *)item;
+
+ if (status < code->status)
+ return -1;
+ if (status > code->status)
+ return 1;
+ return 0;
+}
+
int efi_status_to_err(efi_status_t status)
{
- int err;
-
- switch (status) {
- case EFI_SUCCESS:
- err = 0;
- break;
- case EFI_INVALID_PARAMETER:
- err = -EINVAL;
- break;
- case EFI_OUT_OF_RESOURCES:
- err = -ENOSPC;
- break;
- case EFI_DEVICE_ERROR:
- err = -EIO;
- break;
- case EFI_WRITE_PROTECTED:
- err = -EROFS;
- break;
- case EFI_SECURITY_VIOLATION:
- err = -EACCES;
- break;
- case EFI_NOT_FOUND:
- err = -ENOENT;
- break;
- case EFI_ABORTED:
- err = -EINTR;
- break;
- default:
- err = -EINVAL;
- }
+ struct efi_error_code *found;
+ size_t num = sizeof(efi_error_codes) / sizeof(struct efi_error_code);
- return err;
+ found = bsearch((void *)(uintptr_t)status, efi_error_codes,
+ sizeof(struct efi_error_code), num,
+ efi_status_cmp_bsearch);
+ if (!found)
+ return -EINVAL;
+ return found->errno;
+}
+
+const char *
+efi_status_to_str(efi_status_t status)
+{
+ struct efi_error_code *found;
+ size_t num = sizeof(efi_error_codes) / sizeof(struct efi_error_code);
+
+ found = bsearch((void *)(uintptr_t)status, efi_error_codes,
+ sizeof(struct efi_error_code), num,
+ efi_status_cmp_bsearch);
+ if (!found)
+ return "Unknown error code";
+ return found->description;
}
static DEFINE_SPINLOCK(efi_mem_reserve_persistent_lock);
diff --git a/drivers/firmware/efi/secureboot.c b/drivers/firmware/efi/secureboot.c
new file mode 100644
index 000000000000..de0a3714a5d4
--- /dev/null
+++ b/drivers/firmware/efi/secureboot.c
@@ -0,0 +1,38 @@
+/* Core kernel secure boot support.
+ *
+ * Copyright (C) 2017 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/efi.h>
+#include <linux/kernel.h>
+#include <linux/printk.h>
+
+/*
+ * Decide what to do when UEFI secure boot mode is enabled.
+ */
+void __init efi_set_secure_boot(enum efi_secureboot_mode mode)
+{
+ if (efi_enabled(EFI_BOOT)) {
+ switch (mode) {
+ case efi_secureboot_mode_disabled:
+ pr_info("Secure boot disabled\n");
+ break;
+ case efi_secureboot_mode_enabled:
+ set_bit(EFI_SECURE_BOOT, &efi.flags);
+ pr_info("Secure boot enabled\n");
+ break;
+ default:
+ pr_warn("Secure boot could not be determined (mode %u)\n",
+ mode);
+ break;
+ }
+ }
+}
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 7a205fd5023b..42d57ebd9061 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -735,10 +735,14 @@ static bool intel_psr2_sel_fetch_config_valid(struct intel_dp *intel_dp,
return false;
}
- /* Wa_14010254185 Wa_14010103792 */
- if (IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0)) {
+ /*
+ * There's two things stopping this from being enabled on TGL:
+ * For steps A0-C0: workarounds Wa_14010254185 Wa_14010103792 are missing
+ * For all steps: PSR2 selective fetch causes screen flickering
+ */
+ if (IS_TIGERLAKE(dev_priv)) {
drm_dbg_kms(&dev_priv->drm,
- "PSR2 sel fetch not enabled, missing the implementation of WAs\n");
+ "PSR2 sel fetch not enabled, currently broken on TGL\n");
return false;
}
diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c
index 311eee599ce9..2460c6bd46f8 100644
--- a/drivers/hid/hid-rmi.c
+++ b/drivers/hid/hid-rmi.c
@@ -322,19 +322,12 @@ static int rmi_input_event(struct hid_device *hdev, u8 *data, int size)
{
struct rmi_data *hdata = hid_get_drvdata(hdev);
struct rmi_device *rmi_dev = hdata->xport.rmi_dev;
- unsigned long flags;
if (!(test_bit(RMI_STARTED, &hdata->flags)))
return 0;
- local_irq_save(flags);
-
rmi_set_attn_data(rmi_dev, data[1], &data[2], size - 2);
- generic_handle_irq(hdata->rmi_irq);
-
- local_irq_restore(flags);
-
return 1;
}
@@ -591,56 +584,6 @@ static const struct rmi_transport_ops hid_rmi_ops = {
.reset = rmi_hid_reset,
};
-static void rmi_irq_teardown(void *data)
-{
- struct rmi_data *hdata = data;
- struct irq_domain *domain = hdata->domain;
-
- if (!domain)
- return;
-
- irq_dispose_mapping(irq_find_mapping(domain, 0));
-
- irq_domain_remove(domain);
- hdata->domain = NULL;
- hdata->rmi_irq = 0;
-}
-
-static int rmi_irq_map(struct irq_domain *h, unsigned int virq,
- irq_hw_number_t hw_irq_num)
-{
- irq_set_chip_and_handler(virq, &dummy_irq_chip, handle_simple_irq);
-
- return 0;
-}
-
-static const struct irq_domain_ops rmi_irq_ops = {
- .map = rmi_irq_map,
-};
-
-static int rmi_setup_irq_domain(struct hid_device *hdev)
-{
- struct rmi_data *hdata = hid_get_drvdata(hdev);
- int ret;
-
- hdata->domain = irq_domain_create_linear(hdev->dev.fwnode, 1,
- &rmi_irq_ops, hdata);
- if (!hdata->domain)
- return -ENOMEM;
-
- ret = devm_add_action_or_reset(&hdev->dev, &rmi_irq_teardown, hdata);
- if (ret)
- return ret;
-
- hdata->rmi_irq = irq_create_mapping(hdata->domain, 0);
- if (hdata->rmi_irq <= 0) {
- hid_err(hdev, "Can't allocate an IRQ\n");
- return hdata->rmi_irq < 0 ? hdata->rmi_irq : -ENXIO;
- }
-
- return 0;
-}
-
static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
struct rmi_data *data = NULL;
@@ -713,18 +656,11 @@ static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id)
mutex_init(&data->page_mutex);
- ret = rmi_setup_irq_domain(hdev);
- if (ret) {
- hid_err(hdev, "failed to allocate IRQ domain\n");
- return ret;
- }
-
if (data->device_flags & RMI_DEVICE_HAS_PHYS_BUTTONS)
rmi_hid_pdata.gpio_data.disable = true;
data->xport.dev = hdev->dev.parent;
data->xport.pdata = rmi_hid_pdata;
- data->xport.pdata.irq = data->rmi_irq;
data->xport.proto_name = "hid";
data->xport.ops = &hid_rmi_ops;
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c
index 86a313857b58..dcfc95d0e328 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-core.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c
@@ -9,6 +9,7 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/device.h>
+#include <linux/dmi.h>
#include <linux/io.h>
#include <linux/err.h>
#include <linux/fs.h>
@@ -2156,6 +2157,16 @@ static const struct amba_id etm4_ids[] = {
{},
};
+static const struct dmi_system_id broken_coresight[] = {
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "HPE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Apollo 70"),
+ },
+ },
+ { } /* terminating entry */
+};
+
MODULE_DEVICE_TABLE(amba, etm4_ids);
static struct amba_driver etm4x_amba_driver = {
@@ -2189,6 +2200,11 @@ static int __init etm4x_init(void)
{
int ret;
+ if (dmi_check_system(broken_coresight)) {
+ pr_info("ETM4 disabled due to firmware bug\n");
+ return 0;
+ }
+
ret = etm4_pm_setup();
/* etm4_pm_setup() does its own cleanup - exit on error */
@@ -2215,6 +2231,9 @@ static int __init etm4x_init(void)
static void __exit etm4x_exit(void)
{
+ if (dmi_check_system(broken_coresight))
+ return;
+
amba_driver_unregister(&etm4x_amba_driver);
platform_driver_unregister(&etm4_platform_driver);
etm4_pm_clear();
diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c
index 258d5fe3d395..f7298e3dc8f3 100644
--- a/drivers/input/rmi4/rmi_driver.c
+++ b/drivers/input/rmi4/rmi_driver.c
@@ -182,34 +182,47 @@ void rmi_set_attn_data(struct rmi_device *rmi_dev, unsigned long irq_status,
attn_data.data = fifo_data;
kfifo_put(&drvdata->attn_fifo, attn_data);
+
+ schedule_work(&drvdata->attn_work);
}
EXPORT_SYMBOL_GPL(rmi_set_attn_data);
-static irqreturn_t rmi_irq_fn(int irq, void *dev_id)
+static void attn_callback(struct work_struct *work)
{
- struct rmi_device *rmi_dev = dev_id;
- struct rmi_driver_data *drvdata = dev_get_drvdata(&rmi_dev->dev);
+ struct rmi_driver_data *drvdata = container_of(work,
+ struct rmi_driver_data,
+ attn_work);
struct rmi4_attn_data attn_data = {0};
int ret, count;
count = kfifo_get(&drvdata->attn_fifo, &attn_data);
- if (count) {
- *(drvdata->irq_status) = attn_data.irq_status;
- drvdata->attn_data = attn_data;
- }
+ if (!count)
+ return;
- ret = rmi_process_interrupt_requests(rmi_dev);
+ *(drvdata->irq_status) = attn_data.irq_status;
+ drvdata->attn_data = attn_data;
+
+ ret = rmi_process_interrupt_requests(drvdata->rmi_dev);
if (ret)
- rmi_dbg(RMI_DEBUG_CORE, &rmi_dev->dev,
+ rmi_dbg(RMI_DEBUG_CORE, &drvdata->rmi_dev->dev,
"Failed to process interrupt request: %d\n", ret);
- if (count) {
- kfree(attn_data.data);
- drvdata->attn_data.data = NULL;
- }
+ kfree(attn_data.data);
+ drvdata->attn_data.data = NULL;
if (!kfifo_is_empty(&drvdata->attn_fifo))
- return rmi_irq_fn(irq, dev_id);
+ schedule_work(&drvdata->attn_work);
+}
+
+static irqreturn_t rmi_irq_fn(int irq, void *dev_id)
+{
+ struct rmi_device *rmi_dev = dev_id;
+ int ret;
+
+ ret = rmi_process_interrupt_requests(rmi_dev);
+ if (ret)
+ rmi_dbg(RMI_DEBUG_CORE, &rmi_dev->dev,
+ "Failed to process interrupt request: %d\n", ret);
return IRQ_HANDLED;
}
@@ -217,7 +230,6 @@ static irqreturn_t rmi_irq_fn(int irq, void *dev_id)
static int rmi_irq_init(struct rmi_device *rmi_dev)
{
struct rmi_device_platform_data *pdata = rmi_get_platform_data(rmi_dev);
- struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);
int irq_flags = irq_get_trigger_type(pdata->irq);
int ret;
@@ -235,8 +247,6 @@ static int rmi_irq_init(struct rmi_device *rmi_dev)
return ret;
}
- data->enabled = true;
-
return 0;
}
@@ -886,23 +896,27 @@ void rmi_enable_irq(struct rmi_device *rmi_dev, bool clear_wake)
if (data->enabled)
goto out;
- enable_irq(irq);
- data->enabled = true;
- if (clear_wake && device_may_wakeup(rmi_dev->xport->dev)) {
- retval = disable_irq_wake(irq);
- if (retval)
- dev_warn(&rmi_dev->dev,
- "Failed to disable irq for wake: %d\n",
- retval);
- }
+ if (irq) {
+ enable_irq(irq);
+ data->enabled = true;
+ if (clear_wake && device_may_wakeup(rmi_dev->xport->dev)) {
+ retval = disable_irq_wake(irq);
+ if (retval)
+ dev_warn(&rmi_dev->dev,
+ "Failed to disable irq for wake: %d\n",
+ retval);
+ }
- /*
- * Call rmi_process_interrupt_requests() after enabling irq,
- * otherwise we may lose interrupt on edge-triggered systems.
- */
- irq_flags = irq_get_trigger_type(pdata->irq);
- if (irq_flags & IRQ_TYPE_EDGE_BOTH)
- rmi_process_interrupt_requests(rmi_dev);
+ /*
+ * Call rmi_process_interrupt_requests() after enabling irq,
+ * otherwise we may lose interrupt on edge-triggered systems.
+ */
+ irq_flags = irq_get_trigger_type(pdata->irq);
+ if (irq_flags & IRQ_TYPE_EDGE_BOTH)
+ rmi_process_interrupt_requests(rmi_dev);
+ } else {
+ data->enabled = true;
+ }
out:
mutex_unlock(&data->enabled_mutex);
@@ -922,20 +936,22 @@ void rmi_disable_irq(struct rmi_device *rmi_dev, bool enable_wake)
goto out;
data->enabled = false;
- disable_irq(irq);
- if (enable_wake && device_may_wakeup(rmi_dev->xport->dev)) {
- retval = enable_irq_wake(irq);
- if (retval)
- dev_warn(&rmi_dev->dev,
- "Failed to enable irq for wake: %d\n",
- retval);
- }
-
- /* make sure the fifo is clean */
- while (!kfifo_is_empty(&data->attn_fifo)) {
- count = kfifo_get(&data->attn_fifo, &attn_data);
- if (count)
- kfree(attn_data.data);
+ if (irq) {
+ disable_irq(irq);
+ if (enable_wake && device_may_wakeup(rmi_dev->xport->dev)) {
+ retval = enable_irq_wake(irq);
+ if (retval)
+ dev_warn(&rmi_dev->dev,
+ "Failed to enable irq for wake: %d\n",
+ retval);
+ }
+ } else {
+ /* make sure the fifo is clean */
+ while (!kfifo_is_empty(&data->attn_fifo)) {
+ count = kfifo_get(&data->attn_fifo, &attn_data);
+ if (count)
+ kfree(attn_data.data);
+ }
}
out:
@@ -981,6 +997,8 @@ static int rmi_driver_remove(struct device *dev)
irq_domain_remove(data->irqdomain);
data->irqdomain = NULL;
+ cancel_work_sync(&data->attn_work);
+
rmi_f34_remove_sysfs(rmi_dev);
rmi_free_function_list(rmi_dev);
@@ -1219,9 +1237,15 @@ static int rmi_driver_probe(struct device *dev)
}
}
- retval = rmi_irq_init(rmi_dev);
- if (retval < 0)
- goto err_destroy_functions;
+ if (pdata->irq) {
+ retval = rmi_irq_init(rmi_dev);
+ if (retval < 0)
+ goto err_destroy_functions;
+ }
+
+ data->enabled = true;
+
+ INIT_WORK(&data->attn_work, attn_callback);
if (data->f01_container->dev.driver) {
/* Driver already bound, so enable ATTN now. */
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 3632bf8b4031..f9675209b5a2 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -7,6 +7,7 @@
#define pr_fmt(fmt) "iommu: " fmt
#include <linux/device.h>
+#include <linux/dmi.h>
#include <linux/dma-iommu.h>
#include <linux/kernel.h>
#include <linux/bits.h>
@@ -3124,6 +3125,27 @@ u32 iommu_sva_get_pasid(struct iommu_sva *handle)
}
EXPORT_SYMBOL_GPL(iommu_sva_get_pasid);
+#ifdef CONFIG_ARM64
+static int __init iommu_quirks(void)
+{
+ const char *vendor, *name;
+
+ vendor = dmi_get_system_info(DMI_SYS_VENDOR);
+ name = dmi_get_system_info(DMI_PRODUCT_NAME);
+
+ if (vendor &&
+ (strncmp(vendor, "GIGABYTE", 8) == 0 && name &&
+ (strncmp(name, "R120", 4) == 0 ||
+ strncmp(name, "R270", 4) == 0))) {
+ pr_warn("Gigabyte %s detected, force iommu passthrough mode", name);
+ iommu_def_domain_type = IOMMU_DOMAIN_IDENTITY;
+ }
+
+ return 0;
+}
+arch_initcall(iommu_quirks);
+#endif
+
/*
* Changes the default domain of an iommu group that has *only* one device
*
diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c
index cb8cacbbd5b4..032c3d2568f5 100644
--- a/drivers/net/wireless/ath/ath11k/core.c
+++ b/drivers/net/wireless/ath/ath11k/core.c
@@ -276,6 +276,57 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
.max_fft_bins = 0,
},
+ .interface_modes = BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_AP),
+ .supports_monitor = false,
+ .supports_shadow_regs = true,
+ .idle_ps = true,
+ .cold_boot_calib = false,
+ .supports_suspend = true,
+ .hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855),
+ .fix_l1ss = false,
+ .max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390,
+ .hal_params = &ath11k_hw_hal_params_qca6390,
+ .supports_dynamic_smps_6ghz = false,
+ .alloc_cacheable_memory = false,
+ .wakeup_mhi = true,
+ },
+ {
+ .name = "wcn6855 hw2.1",
+ .hw_rev = ATH11K_HW_WCN6855_HW21,
+ .fw = {
+ .dir = "WCN6855/hw2.1",
+ .board_size = 256 * 1024,
+ .cal_offset = 128 * 1024,
+ },
+ .max_radios = 3,
+ .bdf_addr = 0x4B0C0000,
+ .hw_ops = &wcn6855_ops,
+ .ring_mask = &ath11k_hw_ring_mask_qca6390,
+ .internal_sleep_clock = true,
+ .regs = &wcn6855_regs,
+ .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390,
+ .host_ce_config = ath11k_host_ce_config_qca6390,
+ .ce_count = 9,
+ .target_ce_config = ath11k_target_ce_config_wlan_qca6390,
+ .target_ce_count = 9,
+ .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390,
+ .svc_to_ce_map_len = 14,
+ .single_pdev_only = true,
+ .rxdma1_enable = false,
+ .num_rxmda_per_pdev = 2,
+ .rx_mac_buf_ring = true,
+ .vdev_start_delay = true,
+ .htt_peer_map_v2 = false,
+
+ .spectral = {
+ .fft_sz = 0,
+ .fft_pad_sz = 0,
+ .summary_pad_sz = 0,
+ .fft_hdr_len = 0,
+ .max_fft_bins = 0,
+ },
+
.interface_modes = BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_AP),
.supports_monitor = false,
diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h
index 011373b91ae0..3d6519612422 100644
--- a/drivers/net/wireless/ath/ath11k/core.h
+++ b/drivers/net/wireless/ath/ath11k/core.h
@@ -117,6 +117,7 @@ enum ath11k_hw_rev {
ATH11K_HW_IPQ6018_HW10,
ATH11K_HW_QCN9074_HW10,
ATH11K_HW_WCN6855_HW20,
+ ATH11K_HW_WCN6855_HW21,
};
enum ath11k_firmware_mode {
diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
index 49c0b1ad40a0..95f5a1960676 100644
--- a/drivers/net/wireless/ath/ath11k/mhi.c
+++ b/drivers/net/wireless/ath/ath11k/mhi.c
@@ -356,6 +356,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
break;
case ATH11K_HW_QCA6390_HW20:
case ATH11K_HW_WCN6855_HW20:
+ case ATH11K_HW_WCN6855_HW21:
ath11k_mhi_config = &ath11k_mhi_config_qca6390;
break;
default:
diff --git a/drivers/net/wireless/ath/ath11k/pci.c b/drivers/net/wireless/ath/ath11k/pci.c
index 4c348bacf2cb..9fe496d35b38 100644
--- a/drivers/net/wireless/ath/ath11k/pci.c
+++ b/drivers/net/wireless/ath/ath11k/pci.c
@@ -25,7 +25,7 @@
#define WINDOW_RANGE_MASK GENMASK(18, 0)
#define TCSR_SOC_HW_VERSION 0x0224
-#define TCSR_SOC_HW_VERSION_MAJOR_MASK GENMASK(16, 8)
+#define TCSR_SOC_HW_VERSION_MAJOR_MASK GENMASK(11, 8)
#define TCSR_SOC_HW_VERSION_MINOR_MASK GENMASK(7, 0)
/* BAR0 + 4k is always accessible, and no
@@ -1297,9 +1297,21 @@ static int ath11k_pci_probe(struct pci_dev *pdev,
&soc_hw_version_minor);
switch (soc_hw_version_major) {
case 2:
- ab->hw_rev = ATH11K_HW_WCN6855_HW20;
+ switch (soc_hw_version_minor) {
+ case 0x00:
+ case 0x01:
+ ab->hw_rev = ATH11K_HW_WCN6855_HW20;
+ break;
+ case 0x10:
+ case 0x11:
+ ab->hw_rev = ATH11K_HW_WCN6855_HW21;
+ break;
+ default:
+ goto unsupported_wcn6855_soc;
+ }
break;
default:
+unsupported_wcn6855_soc:
dev_err(&pdev->dev, "Unsupported WCN6855 SOC hardware version: %d %d\n",
soc_hw_version_major, soc_hw_version_minor);
ret = -EOPNOTSUPP;
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 352766aa3122..16a2c9417536 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -244,6 +244,9 @@ static void nvme_delete_ctrl_sync(struct nvme_ctrl *ctrl)
static blk_status_t nvme_error_status(u16 status)
{
+ if (unlikely(status & NVME_SC_DNR))
+ return BLK_STS_TARGET;
+
switch (status & 0x7ff) {
case NVME_SC_SUCCESS:
return BLK_STS_OK;
@@ -303,6 +306,7 @@ enum nvme_disposition {
COMPLETE,
RETRY,
FAILOVER,
+ FAILUP,
};
static inline enum nvme_disposition nvme_decide_disposition(struct request *req)
@@ -310,15 +314,16 @@ static inline enum nvme_disposition nvme_decide_disposition(struct request *req)
if (likely(nvme_req(req)->status == 0))
return COMPLETE;
- if (blk_noretry_request(req) ||
+ if ((req->cmd_flags & (REQ_FAILFAST_DEV | REQ_FAILFAST_DRIVER)) ||
(nvme_req(req)->status & NVME_SC_DNR) ||
nvme_req(req)->retries >= nvme_max_retries)
return COMPLETE;
- if (req->cmd_flags & REQ_NVME_MPATH) {
+ if (req->cmd_flags & (REQ_NVME_MPATH | REQ_FAILFAST_TRANSPORT)) {
if (nvme_is_path_error(nvme_req(req)->status) ||
blk_queue_dying(req->q))
- return FAILOVER;
+ return (req->cmd_flags & REQ_NVME_MPATH) ?
+ FAILOVER : FAILUP;
} else {
if (blk_queue_dying(req->q))
return COMPLETE;
@@ -344,6 +349,14 @@ static inline void nvme_end_req(struct request *req)
blk_mq_end_request(req, status);
}
+static inline void nvme_failup_req(struct request *req)
+{
+ nvme_update_ana(req);
+
+ nvme_req(req)->status = NVME_SC_HOST_PATH_ERROR;
+ nvme_end_req(req);
+}
+
void nvme_complete_rq(struct request *req)
{
trace_nvme_complete_rq(req);
@@ -362,6 +375,9 @@ void nvme_complete_rq(struct request *req)
case FAILOVER:
nvme_failover_req(req);
return;
+ case FAILUP:
+ nvme_failup_req(req);
+ return;
}
}
EXPORT_SYMBOL_GPL(nvme_complete_rq);
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 99c2307b04e2..654c033bbbb2 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -65,14 +65,10 @@ bool nvme_mpath_set_disk_name(struct nvme_ns *ns, char *disk_name, int *flags)
return true;
}
-void nvme_failover_req(struct request *req)
+void nvme_update_ana(struct request *req)
{
struct nvme_ns *ns = req->q->queuedata;
u16 status = nvme_req(req)->status & 0x7ff;
- unsigned long flags;
- struct bio *bio;
-
- nvme_mpath_clear_current_path(ns);
/*
* If we got back an ANA error, we know the controller is alive but not
@@ -83,6 +79,16 @@ void nvme_failover_req(struct request *req)
set_bit(NVME_NS_ANA_PENDING, &ns->flags);
queue_work(nvme_wq, &ns->ctrl->ana_work);
}
+}
+
+void nvme_failover_req(struct request *req)
+{
+ struct nvme_ns *ns = req->q->queuedata;
+ unsigned long flags;
+ struct bio *bio;
+
+ nvme_mpath_clear_current_path(ns);
+ nvme_update_ana(req);
spin_lock_irqsave(&ns->head->requeue_lock, flags);
for (bio = req->bio; bio; bio = bio->bi_next) {
@@ -838,8 +844,7 @@ int nvme_mpath_init_identify(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
int error = 0;
/* check if multipath is enabled and we have the capability */
- if (!multipath || !ctrl->subsys ||
- !(ctrl->subsys->cmic & NVME_CTRL_CMIC_ANA))
+ if (!ctrl->subsys || !(ctrl->subsys->cmic & NVME_CTRL_CMIC_ANA))
return 0;
if (!ctrl->max_namespaces ||
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 9b095ee01364..bf25ef206cd2 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -765,6 +765,7 @@ void nvme_mpath_wait_freeze(struct nvme_subsystem *subsys);
void nvme_mpath_start_freeze(struct nvme_subsystem *subsys);
bool nvme_mpath_set_disk_name(struct nvme_ns *ns, char *disk_name, int *flags);
void nvme_failover_req(struct request *req);
+void nvme_update_ana(struct request *req);
void nvme_kick_requeue_lists(struct nvme_ctrl *ctrl);
int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl,struct nvme_ns_head *head);
void nvme_mpath_add_disk(struct nvme_ns *ns, struct nvme_id_ns *id);
@@ -803,6 +804,9 @@ static inline bool nvme_mpath_set_disk_name(struct nvme_ns *ns, char *disk_name,
static inline void nvme_failover_req(struct request *req)
{
}
+static inline void nvme_update_ana(struct request *req)
+{
+}
static inline void nvme_kick_requeue_lists(struct nvme_ctrl *ctrl)
{
}
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 20a932690738..494cee3aec7b 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -4272,6 +4272,30 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9000,
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9084,
quirk_bridge_cavm_thrx2_pcie_root);
+/*
+ * PCI BAR 5 is not setup correctly for the on-board AHCI controller
+ * on Broadcom's Vulcan processor. Added a quirk to fix BAR 5 by
+ * using BAR 4's resources which are populated correctly and NOT
+ * actually used by the AHCI controller.
+ */
+static void quirk_fix_vulcan_ahci_bars(struct pci_dev *dev)
+{
+ struct resource *r = &dev->resource[4];
+
+ if (!(r->flags & IORESOURCE_MEM) || (r->start == 0))
+ return;
+
+ /* Set BAR5 resource to BAR4 */
+ dev->resource[5] = *r;
+
+ /* Update BAR5 in pci config space */
+ pci_write_config_dword(dev, PCI_BASE_ADDRESS_5, r->start);
+
+ /* Clear BAR4's resource */
+ memset(r, 0, sizeof(*r));
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9027, quirk_fix_vulcan_ahci_bars);
+
/*
* Intersil/Techwell TW686[4589]-based video capture cards have an empty (zero)
* class code. Fix it.
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index ac6c5ccfe1cb..ec784479eece 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -5669,6 +5669,13 @@ static void hub_event(struct work_struct *work)
(u16) hub->change_bits[0],
(u16) hub->event_bits[0]);
+ /* Don't disconnect USB-SATA on TrimSlice */
+ if (strcmp(dev_name(hdev->bus->controller), "tegra-ehci.0") == 0) {
+ if ((hdev->state == 7) && (hub->change_bits[0] == 0) &&
+ (hub->event_bits[0] == 0x2))
+ hub->event_bits[0] = 0;
+ }
+
/* Lock the device, then check to see if we were
* disconnected while waiting for the lock to succeed. */
usb_lock_device(hdev);
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index 3b58f4fc0a80..25c8809e0a38 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -1826,8 +1826,9 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
spin_lock_irq (&dev->lock);
value = -EINVAL;
if (dev->buf) {
+ spin_unlock_irq(&dev->lock);
kfree(kbuf);
- goto fail;
+ return value;
}
dev->buf = kbuf;
@@ -1874,8 +1875,8 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
value = usb_gadget_probe_driver(&gadgetfs_driver);
if (value != 0) {
- kfree (dev->buf);
- dev->buf = NULL;
+ spin_lock_irq(&dev->lock);
+ goto fail;
} else {
/* at this point "good" hardware has for the first time
* let the USB the host see us. alternatively, if users
@@ -1892,6 +1893,9 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
return value;
fail:
+ dev->config = NULL;
+ dev->hs_config = NULL;
+ dev->dev = NULL;
spin_unlock_irq (&dev->lock);
pr_debug ("%s: %s fail %zd, %p\n", shortname, __func__, value, dev);
kfree (dev->buf);
diff --git a/include/linux/efi.h b/include/linux/efi.h
index ef8dbc0a1522..836a5dfc6156 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -43,6 +43,8 @@
#define EFI_ABORTED (21 | (1UL << (BITS_PER_LONG-1)))
#define EFI_SECURITY_VIOLATION (26 | (1UL << (BITS_PER_LONG-1)))
+#define EFI_IS_ERROR(x) ((x) & (1UL << (BITS_PER_LONG-1)))
+
typedef unsigned long efi_status_t;
typedef u8 efi_bool_t;
typedef u16 efi_char16_t; /* UNICODE character */
@@ -783,6 +785,14 @@ extern int __init efi_setup_pcdp_console(char *);
#define EFI_MEM_ATTR 10 /* Did firmware publish an EFI_MEMORY_ATTRIBUTES table? */
#define EFI_MEM_NO_SOFT_RESERVE 11 /* Is the kernel configured to ignore soft reservations? */
#define EFI_PRESERVE_BS_REGIONS 12 /* Are EFI boot-services memory segments available? */
+#define EFI_SECURE_BOOT 13 /* Are we in Secure Boot mode? */
+
+enum efi_secureboot_mode {
+ efi_secureboot_mode_unset,
+ efi_secureboot_mode_unknown,
+ efi_secureboot_mode_disabled,
+ efi_secureboot_mode_enabled,
+};
#ifdef CONFIG_EFI
/*
@@ -794,6 +804,8 @@ static inline bool efi_enabled(int feature)
}
extern void efi_reboot(enum reboot_mode reboot_mode, const char *__unused);
+extern void __init efi_set_secure_boot(enum efi_secureboot_mode mode);
+
bool __pure __efi_soft_reserve_enabled(void);
static inline bool __pure efi_soft_reserve_enabled(void)
@@ -814,6 +826,8 @@ static inline bool efi_enabled(int feature)
static inline void
efi_reboot(enum reboot_mode reboot_mode, const char *__unused) {}
+static inline void efi_set_secure_boot(enum efi_secureboot_mode mode) {}
+
static inline bool efi_soft_reserve_enabled(void)
{
return false;
@@ -826,6 +840,7 @@ static inline bool efi_rt_services_supported(unsigned int mask)
#endif
extern int efi_status_to_err(efi_status_t status);
+extern const char *efi_status_to_str(efi_status_t status);
/*
* Variable Attributes
@@ -1078,13 +1093,6 @@ static inline bool efi_runtime_disabled(void) { return true; }
extern void efi_call_virt_check_flags(unsigned long flags, const char *call);
extern unsigned long efi_call_virt_save_flags(void);
-enum efi_secureboot_mode {
- efi_secureboot_mode_unset,
- efi_secureboot_mode_unknown,
- efi_secureboot_mode_disabled,
- efi_secureboot_mode_enabled,
-};
-
static inline
enum efi_secureboot_mode efi_get_secureboot_mode(efi_get_variable_t *get_var)
{
diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index f0c7b352340a..bea09711d8d7 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -395,6 +395,8 @@ LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free_security, struct bpf_prog_aux *aux)
#endif /* CONFIG_BPF_SYSCALL */
LSM_HOOK(int, 0, locked_down, enum lockdown_reason what)
+LSM_HOOK(int, 0, lock_kernel_down, const char *where, enum lockdown_reason level)
+
#ifdef CONFIG_PERF_EVENTS
LSM_HOOK(int, 0, perf_event_open, struct perf_event_attr *attr, int type)
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index d45b6f6e27fd..70622b506461 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1548,6 +1548,12 @@
*
* @what: kernel feature being accessed
*
+ * @lock_kernel_down
+ * Put the kernel into lock-down mode.
+ *
+ * @where: Where the lock-down is originating from (e.g. command line option)
+ * @level: The lock-down level (can only increase)
+ *
* Security hooks for perf events
*
* @perf_event_open:
diff --git a/include/linux/random.h b/include/linux/random.h
index f45b8be3e3c4..7ccdec68b789 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -14,6 +14,11 @@
#include <uapi/linux/random.h>
+struct random_extrng {
+ ssize_t (*extrng_read)(void __user *buf, size_t buflen);
+ struct module *owner;
+};
+
struct random_ready_callback {
struct list_head list;
void (*func)(struct random_ready_callback *rdy);
@@ -44,6 +49,8 @@ extern bool rng_is_initialized(void);
extern int add_random_ready_callback(struct random_ready_callback *rdy);
extern void del_random_ready_callback(struct random_ready_callback *rdy);
extern int __must_check get_random_bytes_arch(void *buf, int nbytes);
+void random_register_extrng(const struct random_extrng *rng);
+void random_unregister_extrng(void);
#ifndef MODULE
extern const struct file_operations random_fops, urandom_fops;
diff --git a/include/linux/rmi.h b/include/linux/rmi.h
index ab7eea01ab42..fff7c5f737fc 100644
--- a/include/linux/rmi.h
+++ b/include/linux/rmi.h
@@ -364,6 +364,7 @@ struct rmi_driver_data {
struct rmi4_attn_data attn_data;
DECLARE_KFIFO(attn_fifo, struct rmi4_attn_data, 16);
+ struct work_struct attn_work;
};
int rmi_register_transport_device(struct rmi_transport_dev *xport);
diff --git a/include/linux/security.h b/include/linux/security.h
index bbf44a466832..026a06b98a96 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -473,6 +473,7 @@ int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen);
int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen);
int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen);
int security_locked_down(enum lockdown_reason what);
+int security_lock_kernel_down(const char *where, enum lockdown_reason level);
#else /* CONFIG_SECURITY */
static inline int call_blocking_lsm_notifier(enum lsm_event event, void *data)
@@ -1355,6 +1356,10 @@ static inline int security_locked_down(enum lockdown_reason what)
{
return 0;
}
+static inline int security_lock_kernel_down(const char *where, enum lockdown_reason level)
+{
+ return 0;
+}
#endif /* CONFIG_SECURITY */
#if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE)
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index d24b0a34c8f0..871489df63c6 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -95,6 +95,7 @@ struct nf_conn {
unsigned long status;
u16 cpu;
+ u16 local_origin:1;
possible_net_t ct_net;
#if IS_ENABLED(CONFIG_NF_NAT)
diff --git a/kernel/module_signing.c b/kernel/module_signing.c
index 8723ae70ea1f..fb2d773498c2 100644
--- a/kernel/module_signing.c
+++ b/kernel/module_signing.c
@@ -38,8 +38,15 @@ int mod_verify_sig(const void *mod, struct load_info *info)
modlen -= sig_len + sizeof(ms);
info->len = modlen;
- return verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len,
+ ret = verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len,
VERIFY_USE_SECONDARY_KEYRING,
VERIFYING_MODULE_SIGNATURE,
NULL, NULL);
+ if (ret == -ENOKEY && IS_ENABLED(CONFIG_INTEGRITY_PLATFORM_KEYRING)) {
+ ret = verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len,
+ VERIFY_USE_PLATFORM_KEYRING,
+ VERIFYING_MODULE_SIGNATURE,
+ NULL, NULL);
+ }
+ return ret;
}
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 7f7997460764..c42478d48f7d 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1749,6 +1749,9 @@ resolve_normal_ct(struct nf_conn *tmpl,
return 0;
if (IS_ERR(h))
return PTR_ERR(h);
+
+ ct = nf_ct_tuplehash_to_ctrack(h);
+ ct->local_origin = state->hook == NF_INET_LOCAL_OUT;
}
ct = nf_ct_tuplehash_to_ctrack(h);
diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index 4d50d51db796..29d26bc977dc 100644
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -494,6 +494,38 @@ static void nf_nat_l4proto_unique_tuple(struct nf_conntrack_tuple *tuple,
goto another_round;
}
+static bool tuple_force_port_remap(const struct nf_conntrack_tuple *tuple)
+{
+ u16 sp, dp;
+
+ switch (tuple->dst.protonum) {
+ case IPPROTO_TCP:
+ sp = ntohs(tuple->src.u.tcp.port);
+ dp = ntohs(tuple->dst.u.tcp.port);
+ break;
+ case IPPROTO_UDP:
+ case IPPROTO_UDPLITE:
+ sp = ntohs(tuple->src.u.udp.port);
+ dp = ntohs(tuple->dst.u.udp.port);
+ break;
+ default:
+ return false;
+ }
+
+ /* IANA: System port range: 1-1023,
+ * user port range: 1024-49151,
+ * private port range: 49152-65535.
+ *
+ * Linux default ephemeral port range is 32768-60999.
+ *
+ * Enforce port remapping if sport is significantly lower
+ * than dport to prevent NAT port shadowing, i.e.
+ * accidental match of 'new' inbound connection vs.
+ * existing outbound one.
+ */
+ return sp < 16384 && dp >= 32768;
+}
+
/* Manipulate the tuple into the range given. For NF_INET_POST_ROUTING,
* we change the source to map into the range. For NF_INET_PRE_ROUTING
* and NF_INET_LOCAL_OUT, we change the destination to map into the
@@ -507,11 +539,17 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple,
struct nf_conn *ct,
enum nf_nat_manip_type maniptype)
{
+ bool random_port = range->flags & NF_NAT_RANGE_PROTO_RANDOM_ALL;
const struct nf_conntrack_zone *zone;
struct net *net = nf_ct_net(ct);
zone = nf_ct_zone(ct);
+ if (maniptype == NF_NAT_MANIP_SRC &&
+ !random_port &&
+ !ct->local_origin)
+ random_port = tuple_force_port_remap(orig_tuple);
+
/* 1) If this srcip/proto/src-proto-part is currently mapped,
* and that same mapping gives a unique tuple within the given
* range, use that.
@@ -520,8 +558,7 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple,
* So far, we don't do local source mappings, so multiple
* manips not an issue.
*/
- if (maniptype == NF_NAT_MANIP_SRC &&
- !(range->flags & NF_NAT_RANGE_PROTO_RANDOM_ALL)) {
+ if (maniptype == NF_NAT_MANIP_SRC && !random_port) {
/* try the original tuple first */
if (in_range(orig_tuple, range)) {
if (!nf_nat_used_tuple(orig_tuple, ct)) {
@@ -545,7 +582,7 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple,
*/
/* Only bother mapping if it's not already in range and unique */
- if (!(range->flags & NF_NAT_RANGE_PROTO_RANDOM_ALL)) {
+ if (!random_port) {
if (range->flags & NF_NAT_RANGE_PROTO_SPECIFIED) {
if (!(range->flags & NF_NAT_RANGE_PROTO_OFFSET) &&
l4proto_in_range(tuple, maniptype,
diff --git a/scripts/tags.sh b/scripts/tags.sh
index b24bfaec6290..0418ba1d33f3 100755
--- a/scripts/tags.sh
+++ b/scripts/tags.sh
@@ -16,6 +16,8 @@ fi
ignore="$(echo "$RCS_FIND_IGNORE" | sed 's|\\||g' )"
# tags and cscope files should also ignore MODVERSION *.mod.c files
ignore="$ignore ( -name *.mod.c ) -prune -o"
+# RHEL tags and cscope should also ignore redhat/rpm
+ignore="$ignore ( -path redhat/rpm ) -prune -o"
# Use make KBUILD_ABS_SRCTREE=1 {tags|cscope}
# to force full paths for a non-O= build
diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c
index f290f78c3f30..d3e7ae04f5be 100644
--- a/security/integrity/platform_certs/load_uefi.c
+++ b/security/integrity/platform_certs/load_uefi.c
@@ -46,7 +46,8 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid,
return NULL;
if (*status != EFI_BUFFER_TOO_SMALL) {
- pr_err("Couldn't get size: 0x%lx\n", *status);
+ pr_err("Couldn't get size: %s (0x%lx)\n",
+ efi_status_to_str(*status), *status);
return NULL;
}
@@ -57,7 +58,8 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid,
*status = efi.get_variable(name, guid, NULL, &lsize, db);
if (*status != EFI_SUCCESS) {
kfree(db);
- pr_err("Error reading db var: 0x%lx\n", *status);
+ pr_err("Error reading db var: %s (0x%lx)\n",
+ efi_status_to_str(*status), *status);
return NULL;
}
diff --git a/security/lockdown/Kconfig b/security/lockdown/Kconfig
index e84ddf484010..d0501353a4b9 100644
--- a/security/lockdown/Kconfig
+++ b/security/lockdown/Kconfig
@@ -16,6 +16,19 @@ config SECURITY_LOCKDOWN_LSM_EARLY
subsystem is fully initialised. If enabled, lockdown will
unconditionally be called before any other LSMs.
+config LOCK_DOWN_IN_EFI_SECURE_BOOT
+ bool "Lock down the kernel in EFI Secure Boot mode"
+ default n
+ depends on EFI && SECURITY_LOCKDOWN_LSM_EARLY
+ help
+ UEFI Secure Boot provides a mechanism for ensuring that the firmware
+ will only load signed bootloaders and kernels. Secure boot mode may
+ be determined from EFI variables provided by the system firmware if
+ not indicated by the boot parameters.
+
+ Enabling this option results in kernel lockdown being triggered if
+ EFI Secure Boot is set.
+
choice
prompt "Kernel default lockdown mode"
default LOCK_DOWN_KERNEL_FORCE_NONE
diff --git a/security/lockdown/lockdown.c b/security/lockdown/lockdown.c
index 87cbdc64d272..18555cf18da7 100644
--- a/security/lockdown/lockdown.c
+++ b/security/lockdown/lockdown.c
@@ -73,6 +73,7 @@ static int lockdown_is_locked_down(enum lockdown_reason what)
static struct security_hook_list lockdown_hooks[] __lsm_ro_after_init = {
LSM_HOOK_INIT(locked_down, lockdown_is_locked_down),
+ LSM_HOOK_INIT(lock_kernel_down, lock_kernel_down),
};
static int __init lockdown_lsm_init(void)
diff --git a/security/security.c b/security/security.c
index 64abdfb20bc2..ed920477e11d 100644
--- a/security/security.c
+++ b/security/security.c
@@ -2611,6 +2611,12 @@ int security_locked_down(enum lockdown_reason what)
}
EXPORT_SYMBOL(security_locked_down);
+int security_lock_kernel_down(const char *where, enum lockdown_reason level)
+{
+ return call_int_hook(lock_kernel_down, 0, where, level);
+}
+EXPORT_SYMBOL(security_lock_kernel_down);
+
#ifdef CONFIG_PERF_EVENTS
int security_perf_event_open(struct perf_event_attr *attr, int type)
{
diff --git a/tools/testing/selftests/netfilter/nft_nat.sh b/tools/testing/selftests/netfilter/nft_nat.sh
index eb8543b9a5c4..79fe627b9e81 100755
--- a/tools/testing/selftests/netfilter/nft_nat.sh
+++ b/tools/testing/selftests/netfilter/nft_nat.sh
@@ -880,8 +880,9 @@ EOF
return $ksft_skip
fi
- # test default behaviour. Packet from ns1 to ns0 is redirected to ns2.
- test_port_shadow "default" "CLIENT"
+ # test default behaviour. Packet from ns1 to ns0 is not redirected
+ # due to automatic port translation.
+ test_port_shadow "default" "ROUTER"
# test packet filter based mitigation: prevent forwarding of
# packets claiming to come from the service port.