diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-08-11 11:19:20 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-11 11:19:20 +0200 |
| commit | 8067794bec1cc5de1431102cf0a6a1c7ce75cd85 (patch) | |
| tree | 2bfa0fba060d253bbd972282b29a3d60c3e7cb7f /mm/mremap.c | |
| parent | 7ab6af7ab69df8c9c5fbc380004fb81187742096 (diff) | |
| parent | 796aadeb1b2db9b5d463946766c5bbfd7717158c (diff) | |
Merge branch 'linus' into x86/x2apic
Conflicts:
arch/x86/kernel/genapic_64.c
Manual merge:
arch/x86/kernel/genx2apic_uv_x.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'mm/mremap.c')
| -rw-r--r-- | mm/mremap.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/mremap.c b/mm/mremap.c index 08e3c7f2bd15..1a7743923c8c 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -18,6 +18,7 @@ #include <linux/highmem.h> #include <linux/security.h> #include <linux/syscalls.h> +#include <linux/mmu_notifier.h> #include <asm/uaccess.h> #include <asm/cacheflush.h> @@ -74,7 +75,11 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd, struct mm_struct *mm = vma->vm_mm; pte_t *old_pte, *new_pte, pte; spinlock_t *old_ptl, *new_ptl; + unsigned long old_start; + old_start = old_addr; + mmu_notifier_invalidate_range_start(vma->vm_mm, + old_start, old_end); if (vma->vm_file) { /* * Subtle point from Rajesh Venkatasubramanian: before @@ -116,6 +121,7 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd, pte_unmap_unlock(old_pte - 1, old_ptl); if (mapping) spin_unlock(&mapping->i_mmap_lock); + mmu_notifier_invalidate_range_end(vma->vm_mm, old_start, old_end); } #define LATENCY_LIMIT (64 * PAGE_SIZE) |