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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-20 13:49:48 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-20 13:49:48 -0400
commitc4c5ab3089c8a794eb0bdaa9794d0f055dd82412 (patch)
treee088b2aef48fb3db4d19abbdc5021aa42a8fb0a4 /arch/x86/mm
parent7fd5b632db00ebf8a26b5e86d6f01e501466e5ef (diff)
parent1d99100120ead486cd7a2502f19eaf1c1699d806 (diff)
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (45 commits) x86, mce: fix error path in mce_create_device() x86: use zalloc_cpumask_var for mce_dev_initialized x86: fix duplicated sysfs attribute x86: de-assembler-ize asm/desc.h i386: fix/simplify espfix stack switching, move it into assembly i386: fix return to 16-bit stack from NMI handler x86, ioapic: Don't call disconnect_bsp_APIC if no APIC present x86: Remove duplicated #include's x86: msr.h linux/types.h is only required for __KERNEL__ x86: nmi: Add Intel processor 0x6f4 to NMI perfctr1 workaround x86, mce: mce_intel.c needs <asm/apic.h> x86: apic/io_apic.c: dmar_msi_type should be static x86, io_apic.c: Work around compiler warning x86: mce: Don't touch THERMAL_APIC_VECTOR if no active APIC present x86: mce: Handle banks == 0 case in K7 quirk x86, boot: use .code16gcc instead of .code16 x86: correct the conversion of EFI memory types x86: cap iomem_resource to addressable physical memory x86, mce: rename _64.c files which are no longer 64-bit-specific x86, mce: mce.h cleanup ... Manually fix up trivial conflict in arch/x86/mm/fault.c
Diffstat (limited to 'arch/x86/mm')
-rw-r--r--arch/x86/mm/fault.c3
-rw-r--r--arch/x86/mm/init_64.c2
2 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index baa0e86adfbc..c403526d5d15 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -952,8 +952,6 @@ do_page_fault(struct pt_regs *regs, unsigned long error_code)
952 tsk = current; 952 tsk = current;
953 mm = tsk->mm; 953 mm = tsk->mm;
954 954
955 prefetchw(&mm->mmap_sem);
956
957 /* Get the faulting address: */ 955 /* Get the faulting address: */
958 address = read_cr2(); 956 address = read_cr2();
959 957
@@ -963,6 +961,7 @@ do_page_fault(struct pt_regs *regs, unsigned long error_code)
963 */ 961 */
964 if (kmemcheck_active(regs)) 962 if (kmemcheck_active(regs))
965 kmemcheck_hide(regs); 963 kmemcheck_hide(regs);
964 prefetchw(&mm->mmap_sem);
966 965
967 if (unlikely(kmmio_fault(regs, address))) 966 if (unlikely(kmmio_fault(regs, address)))
968 return; 967 return;
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 9c543290a813..c4378f4fd4a5 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -527,7 +527,7 @@ phys_pud_update(pgd_t *pgd, unsigned long addr, unsigned long end,
527 return phys_pud_init(pud, addr, end, page_size_mask); 527 return phys_pud_init(pud, addr, end, page_size_mask);
528} 528}
529 529
530unsigned long __init 530unsigned long __meminit
531kernel_physical_mapping_init(unsigned long start, 531kernel_physical_mapping_init(unsigned long start,
532 unsigned long end, 532 unsigned long end,
533 unsigned long page_size_mask) 533 unsigned long page_size_mask)