- Prevent locked cdrom eject - fixes hang at end of anaconda installs
(#501412) - Fix crash with '-net socket,listen=...' (#501264) - Avoid harmless 'unhandled wrmsr' warnings (#499712)
This commit is contained in:
parent
a3a6d37506
commit
693d0df483
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@ -0,0 +1,73 @@
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From d283d5a65a2bdcc570065267be21848bd6fe3d78 Mon Sep 17 00:00:00 2001
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From: Marcelo Tosatti <mtosatti@redhat.com>
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Date: Thu, 7 May 2009 15:48:48 -0300
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Subject: [PATCH 1/1] Avoid harmless unhandled wrmsr 0xc0010117 messages
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Olders kernel which don't contain kvm.git commit
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61a6bd672bda3b9468bf5895c1be085c4e481138 display the following message:
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kvm: 32301: cpu0 unhandled wrmsr: 0xc0010117 data 0
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When kvm_arch_load_regs is called. This is confusing in bug reports.
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Avoid it by checking whether the host advertises the MSR, similarly to
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how MSR_STAR is handled.
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Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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Signed-off-by: Avi Kivity <avi@redhat.com>
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---
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qemu-kvm-x86.c | 15 +++++++++++----
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1 files changed, 11 insertions(+), 4 deletions(-)
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diff --git a/qemu-kvm-x86.c b/qemu-kvm-x86.c
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index 98aa530..1096e65 100644
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--- a/qemu-kvm-x86.c
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+++ b/qemu-kvm-x86.c
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@@ -25,6 +25,7 @@
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static struct kvm_msr_list *kvm_msr_list;
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extern unsigned int kvm_shadow_memory;
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static int kvm_has_msr_star;
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+static int kvm_has_vm_hsave_pa;
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static int lm_capable_kernel;
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@@ -54,10 +55,14 @@ int kvm_arch_qemu_create_context(void)
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kvm_msr_list = kvm_get_msr_list(kvm_context);
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if (!kvm_msr_list)
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return -1;
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- for (i = 0; i < kvm_msr_list->nmsrs; ++i)
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+ for (i = 0; i < kvm_msr_list->nmsrs; ++i) {
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if (kvm_msr_list->indices[i] == MSR_STAR)
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kvm_has_msr_star = 1;
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- return 0;
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+ if (kvm_msr_list->indices[i] == MSR_VM_HSAVE_PA)
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+ kvm_has_vm_hsave_pa = 1;
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+ }
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+
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+ return 0;
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}
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static void set_msr_entry(struct kvm_msr_entry *entry, uint32_t index,
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@@ -260,7 +265,8 @@ void kvm_arch_load_regs(CPUState *env)
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set_msr_entry(&msrs[n++], MSR_IA32_SYSENTER_EIP, env->sysenter_eip);
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if (kvm_has_msr_star)
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set_msr_entry(&msrs[n++], MSR_STAR, env->star);
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- set_msr_entry(&msrs[n++], MSR_VM_HSAVE_PA, env->vm_hsave);
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+ if (kvm_has_vm_hsave_pa)
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+ set_msr_entry(&msrs[n++], MSR_VM_HSAVE_PA, env->vm_hsave);
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#ifdef TARGET_X86_64
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if (lm_capable_kernel) {
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set_msr_entry(&msrs[n++], MSR_CSTAR, env->cstar);
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@@ -435,7 +441,8 @@ void kvm_arch_save_regs(CPUState *env)
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if (kvm_has_msr_star)
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msrs[n++].index = MSR_STAR;
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msrs[n++].index = MSR_IA32_TSC;
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- msrs[n++].index = MSR_VM_HSAVE_PA;
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+ if (kvm_has_vm_hsave_pa)
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+ msrs[n++].index = MSR_VM_HSAVE_PA;
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#ifdef TARGET_X86_64
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if (lm_capable_kernel) {
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msrs[n++].index = MSR_CSTAR;
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--
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1.6.0.6
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@ -0,0 +1,34 @@
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From ea053add700d8abe203cd79a9ffb082aee4eabc0 Mon Sep 17 00:00:00 2001
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From: aliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>
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Date: Tue, 21 Apr 2009 19:56:11 +0000
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Subject: [PATCH 1/1] net: Fix -net socket,listen (Jan Kiszka)
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In case no symbolic name is provided when requesting VLAN connection via
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listening TCP socket ('-net socket,listen=...'), qemu crashes. This
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fixes the cause.
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Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
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Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7196 c046a42c-6fe2-441c-8c8c-71466251a162
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---
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net.c | 2 +-
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1 files changed, 1 insertions(+), 1 deletions(-)
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diff --git a/net.c b/net.c
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index 7a1b2df..ff6230c 100644
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--- a/net.c
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+++ b/net.c
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@@ -1658,7 +1658,7 @@ static int net_socket_listen_init(VLANState *vlan,
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}
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s->vlan = vlan;
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s->model = strdup(model);
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- s->name = strdup(name);
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+ s->name = name ? strdup(name) : NULL;
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s->fd = fd;
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qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
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return 0;
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--
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1.6.0.6
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@ -0,0 +1,118 @@
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From: Mark McLoughlin <markmc@redhat.com>
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Subject: [PATCH] Prevent CD-ROM media eject while device is locked
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Section 10.8.25 ("START/STOP UNIT Command") of SFF-8020i states that
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if the device is locked we should refuse to eject if the device is
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locked.
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ASC_MEDIA_REMOVAL_PREVENTED is the appropriate return in this case.
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In order to stop itself from ejecting the media it is running from,
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Fedora's installer (anaconda) requires the CDROMEJECT ioctl() to fail
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if the drive has been previously locked.
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See also https://bugzilla.redhat.com/501412
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Signed-off-by: Mark McLoughlin <markmc@redhat.com>
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---
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block.c | 9 ++++++++-
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block.h | 2 +-
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hw/ide.c | 26 ++++++++++++++++++--------
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3 files changed, 27 insertions(+), 10 deletions(-)
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diff --git a/block.c b/block.c
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index 9a2873f..863897a 100644
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--- a/block.c
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+++ b/block.c
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@@ -1673,11 +1673,15 @@ int bdrv_media_changed(BlockDriverState *bs)
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/**
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* If eject_flag is TRUE, eject the media. Otherwise, close the tray
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*/
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-void bdrv_eject(BlockDriverState *bs, int eject_flag)
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+int bdrv_eject(BlockDriverState *bs, int eject_flag)
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{
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BlockDriver *drv = bs->drv;
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int ret;
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+ if (bs->locked) {
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+ return -EBUSY;
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+ }
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+
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if (!drv || !drv->bdrv_eject) {
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ret = -ENOTSUP;
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} else {
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@@ -1686,7 +1690,10 @@ void bdrv_eject(BlockDriverState *bs, int eject_flag)
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if (ret == -ENOTSUP) {
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if (eject_flag)
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bdrv_close(bs);
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+ ret = 0;
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}
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+
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+ return ret;
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}
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int bdrv_is_locked(BlockDriverState *bs)
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diff --git a/block.h b/block.h
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index 979781a..e1070e9 100644
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--- a/block.h
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+++ b/block.h
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@@ -132,7 +132,7 @@ int bdrv_is_inserted(BlockDriverState *bs);
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int bdrv_media_changed(BlockDriverState *bs);
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int bdrv_is_locked(BlockDriverState *bs);
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void bdrv_set_locked(BlockDriverState *bs, int locked);
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-void bdrv_eject(BlockDriverState *bs, int eject_flag);
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+int bdrv_eject(BlockDriverState *bs, int eject_flag);
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void bdrv_set_change_cb(BlockDriverState *bs,
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void (*change_cb)(void *opaque), void *opaque);
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void bdrv_get_format(BlockDriverState *bs, char *buf, int buf_size);
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diff --git a/hw/ide.c b/hw/ide.c
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index 6ad1d08..9b93e7f 100644
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--- a/hw/ide.c
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+++ b/hw/ide.c
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@@ -359,6 +359,7 @@
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#define ASC_INCOMPATIBLE_FORMAT 0x30
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#define ASC_MEDIUM_NOT_PRESENT 0x3a
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#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39
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+#define ASC_MEDIA_REMOVAL_PREVENTED 0x53
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#define CFA_NO_ERROR 0x00
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#define CFA_MISC_ERROR 0x09
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@@ -1818,18 +1819,27 @@ static void ide_atapi_cmd(IDEState *s)
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break;
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case GPCMD_START_STOP_UNIT:
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{
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- int start, eject;
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+ int start, eject, err = 0;
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start = packet[4] & 1;
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eject = (packet[4] >> 1) & 1;
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- if (eject && !start) {
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- /* eject the disk */
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- bdrv_eject(s->bs, 1);
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- } else if (eject && start) {
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- /* close the tray */
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- bdrv_eject(s->bs, 0);
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+ if (eject) {
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+ err = bdrv_eject(s->bs, !start);
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+ }
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+
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+ switch (err) {
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+ case 0:
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+ ide_atapi_cmd_ok(s);
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+ break;
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+ case -EBUSY:
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+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
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+ ASC_MEDIA_REMOVAL_PREVENTED);
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+ break;
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+ default:
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+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
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+ ASC_MEDIUM_NOT_PRESENT);
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+ break;
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}
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- ide_atapi_cmd_ok(s);
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}
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break;
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case GPCMD_MECHANISM_STATUS:
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--
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1.6.2.2
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14
qemu.spec
14
qemu.spec
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@ -1,7 +1,7 @@
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Summary: QEMU is a FAST! processor emulator
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Name: qemu
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Version: 0.10.5
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Release: 1%{?dist}
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Release: 2%{?dist}
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# Epoch because we pushed a qemu-1.0 package
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Epoch: 2
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License: GPLv2+ and LGPLv2+ and BSD
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@ -27,7 +27,9 @@ Patch11: qemu-roms-more-room.patch
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Patch12: qemu-roms-more-room-fix-vga-align.patch
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Patch13: qemu-bios-bigger-roms.patch
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Patch14: qemu-kvm-fix-kerneldir-includes.patch
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Patch15: qemu-fix-net-socket-list-init.patch
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Patch16: qemu-prevent-cdrom-media-eject-while-device-is-locked.patch
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Patch17: qemu-avoid-harmless-msr-warnings.patch
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BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
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BuildRequires: SDL-devel zlib-devel which texi2html gnutls-devel cyrus-sasl-devel
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@ -222,6 +224,9 @@ such as kvmtrace and kvm_stat.
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%patch12 -p1
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%patch13 -p1
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%patch14 -p1
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%patch15 -p1
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%patch16 -p1
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%patch17 -p1
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%build
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# systems like rhel build system does not have a recent enough linker so
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@ -464,6 +469,11 @@ fi
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%{_mandir}/man1/qemu-img.1*
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%changelog
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* Wed Jun 3 2009 Mark McLoughlin <markmc@redhat.com> - 2:0.10.5-2
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- Prevent locked cdrom eject - fixes hang at end of anaconda installs (#501412)
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- Fix crash with '-net socket,listen=...' (#501264)
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- Avoid harmless 'unhandled wrmsr' warnings (#499712)
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* Sun May 31 2009 Glauber Costa <glommer@redhat.com> - 2:0.10.5-1
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- Update to 0.10.5, and remove already upstream patches
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qemu-fix-gcc.patch
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