update pvops to 2.6.32.17 and try removing patch which set CONFIG_XEN_XENBUS_FRONTEND=y
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@ -0,0 +1,68 @@
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Reapply and merge in Fedora changes
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--- a/drivers/pci/pci.h 2009-02-25 20:16:13.000000000 +0000
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+++ b/drivers/pci/pci.h 2009-02-25 20:40:21.000000000 +0000
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@@ -111,9 +111,11 @@
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#ifdef CONFIG_PCI_MSI
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void pci_no_msi(void);
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+void pci_yes_msi(void);
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extern void pci_msi_init_pci_dev(struct pci_dev *dev);
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#else
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static inline void pci_no_msi(void) { }
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+static inline void pci_yes_msi(void) { }
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static inline void pci_msi_init_pci_dev(struct pci_dev *dev) { }
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#endif
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diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
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index 2202b62..f371fe8 100644
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--- a/arch/x86/pci/common.c
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+++ b/arch/x86/pci/common.c
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@@ -432,6 +432,22 @@ int __init pcibios_init(void)
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pci_cache_line_size = 64 >> 2; /* K7 & K8 */
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else if (c->x86 > 6 && c->x86_vendor == X86_VENDOR_INTEL)
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pci_cache_line_size = 128 >> 2; /* P4 */
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+ if (c->x86_clflush_size != (pci_cache_line_size <<2))
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+ printk(KERN_DEBUG "PCI: old code would have set cacheline "
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+ "size to %d bytes, but clflush_size = %d\n",
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+ pci_cache_line_size << 2,
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+ c->x86_clflush_size);
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+
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+ /* Once we know this logic works, all the above code can be deleted. */
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+ if (c->x86_clflush_size > 0) {
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+ pci_cache_line_size = c->x86_clflush_size >> 2;
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+ printk(KERN_DEBUG "PCI: pci_cache_line_size set to %d bytes\n",
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+ pci_cache_line_size << 2);
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+ } else {
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+ pci_cache_line_size = 32 >> 2;
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+ printk(KERN_DEBUG "PCI: Unknown cacheline size. Setting to 32 bytes\n");
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+ }
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+
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}
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int __init pcibios_init(void)
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--- a/arch/x86/include/asm/mmu.h
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+++ b/arch/x86/include/asm/mmu.h
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@@ -7,6 +7,9 @@
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/*
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* The x86 doesn't have a mmu context, but
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* we put the segment information here.
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+ *
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+ * exec_limit is used to track the range PROT_EXEC
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+ * mappings span.
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*/
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typedef struct {
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void *ldt;
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--- a/arch/x86/include/asm/mmu.h
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+++ b/arch/x86/include/asm/mmu.h
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@@ -16,6 +19,10 @@
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#ifdef CONFIG_XEN
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int has_foreign_mappings;
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#endif
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+#ifdef CONFIG_X86_32
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+ struct desc_struct user_cs;
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+ unsigned long exec_limit;
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+#endif
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} mm_context_t;
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#ifdef CONFIG_SMP
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@ -0,0 +1,69 @@
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temporarily revert various Fedora changes so that the pvops patch applies cleanly
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Affected patches;
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linux-2.6-defaults-pci_no_msi.patch - drivers/pci/pci.h
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linux-2.6-pci-cacheline-sizing.patch - arch/x86/pci/common.c
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linux-2.6-execshield.patch - arch/x86/include/asm/mmu.h
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--- a/drivers/pci/pci.h 2009-04-24 20:46:50.000000000 +0100
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+++ b/drivers/pci/pci.h 2009-04-23 20:13:43.000000000 +0100
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@@ -112,11 +112,9 @@
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#ifdef CONFIG_PCI_MSI
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void pci_no_msi(void);
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-void pci_yes_msi(void);
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extern void pci_msi_init_pci_dev(struct pci_dev *dev);
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#else
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static inline void pci_no_msi(void) { }
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-static inline void pci_yes_msi(void) { }
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static inline void pci_msi_init_pci_dev(struct pci_dev *dev) { }
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#endif
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diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
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index 2202b62..f371fe8 100644
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--- a/arch/x86/pci/common.c
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+++ b/arch/x86/pci/common.c
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@@ -432,22 +432,6 @@ int __init pcibios_init(void)
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else if (c->x86 > 6 && c->x86_vendor == X86_VENDOR_INTEL)
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pci_cache_line_size = 128 >> 2; /* P4 */
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- if (c->x86_clflush_size != (pci_cache_line_size <<2))
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- printk(KERN_DEBUG "PCI: old code would have set cacheline "
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- "size to %d bytes, but clflush_size = %d\n",
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- pci_cache_line_size << 2,
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- c->x86_clflush_size);
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-
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- /* Once we know this logic works, all the above code can be deleted. */
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- if (c->x86_clflush_size > 0) {
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- pci_cache_line_size = c->x86_clflush_size >> 2;
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- printk(KERN_DEBUG "PCI: pci_cache_line_size set to %d bytes\n",
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- pci_cache_line_size << 2);
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- } else {
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- pci_cache_line_size = 32 >> 2;
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- printk(KERN_DEBUG "PCI: Unknown cacheline size. Setting to 32 bytes\n");
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- }
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-
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pcibios_resource_survey();
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if (pci_bf_sort >= pci_force_bf)
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--- a/arch/x86/include/asm/mmu.h
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+++ b/arch/x86/include/asm/mmu.h
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@@ -7,19 +7,12 @@
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/*
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* The x86 doesn't have a mmu context, but
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* we put the segment information here.
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- *
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- * exec_limit is used to track the range PROT_EXEC
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- * mappings span.
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*/
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typedef struct {
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void *ldt;
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int size;
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struct mutex lock;
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void *vdso;
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-#ifdef CONFIG_X86_32
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- struct desc_struct user_cs;
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- unsigned long exec_limit;
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-#endif
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} mm_context_t;
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#ifdef CONFIG_SMP
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