The patch titled
x86_64, vsyscall: fix the oops crash with __pa_vsymbol()
has been removed from the -mm tree. Its filename was
x86_64-vsyscall-fix-the-oops-crash-with-__pa_vsymbol.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: x86_64, vsyscall: fix the oops crash with __pa_vsymbol()
From: "Siddha, Suresh B" <suresh.b.siddha@xxxxxxxxx>
Fix an oops with __pa_vsymbol(). VSYSCALL_FIRST_PAGE is a fixmap index.
We want the starting virtual address of the vsyscall page and not the
index.
Reported-by: Yanmin Zhang <yanmin.zhang@xxxxxxxxx>
Signed-off-by: Suresh Siddha <suresh.b.siddha@xxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/x86/kernel/vsyscall_64.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN /dev/null /dev/null
diff -puN arch/x86/kernel/vsyscall_64.c~x86_64-vsyscall-fix-the-oops-crash-with-__pa_vsymbol arch/x86/kernel/vsyscall_64.c
--- a/arch/x86/kernel/vsyscall_64.c~x86_64-vsyscall-fix-the-oops-crash-with-__pa_vsymbol
+++ a/arch/x86/kernel/vsyscall_64.c
@@ -48,7 +48,7 @@
({unsigned long v; \
extern char __vsyscall_0; \
asm("" : "=r" (v) : "0" (x)); \
- ((v - VSYSCALL_FIRST_PAGE) + __pa_symbol(&__vsyscall_0)); })
+ ((v - VSYSCALL_START) + __pa_symbol(&__vsyscall_0)); })
/*
* vsyscall_gtod_data contains data that is :
_
Patches currently in -mm which might be from suresh.b.siddha@xxxxxxxxx are
origin.patch
git-x86.patch
intel-iommu-dmar-detection-and-parsing-logic.patch
intel-iommu-pci-generic-helper-function.patch
intel-iommu-clflush_cache_range-now-takes-size-param.patch
intel-iommu-iova-allocation-and-management-routines.patch
intel-iommu-intel-iommu-driver.patch
intel-iommu-avoid-memory-allocation-failures-in-dma-map-api-calls.patch
intel-iommu-intel-iommu-cmdline-option-forcedac.patch
intel-iommu-dmar-fault-handling-support.patch
intel-iommu-iommu-gfx-workaround.patch
intel-iommu-iommu-floppy-workaround.patch
intel-iommu-optimize-sg-map-unmap-calls.patch
-
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