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Merge branch 'linus' into perf/core, to fix conflicts

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Conflicts:
	arch/x86/kernel/cpu/perf_event_intel_uncore*.c

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2014-08-24 22:32:24 +02:00
parent e21ded5ecc 451fd72219
commit 83bc90e115
8955 changed files with 373996 additions and 441497 deletions
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15
kernel/events/uprobes.c
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@@ -167,6 +167,11 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr,
/* For mmu_notifiers */
const unsigned long mmun_start = addr;
const unsigned long mmun_end = addr + PAGE_SIZE;
struct mem_cgroup *memcg;
err = mem_cgroup_try_charge(kpage, vma->vm_mm, GFP_KERNEL, &memcg);
if (err)
return err;
/* For try_to_free_swap() and munlock_vma_page() below */
lock_page(page);
@@ -179,6 +184,8 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr,
get_page(kpage);
page_add_new_anon_rmap(kpage, vma, addr);
mem_cgroup_commit_charge(kpage, memcg, false);
lru_cache_add_active_or_unevictable(kpage, vma);
if (!PageAnon(page)) {
dec_mm_counter(mm, MM_FILEPAGES);
@@ -200,6 +207,7 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr,
err = 0;
unlock:
mem_cgroup_cancel_charge(kpage, memcg);
mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end);
unlock_page(page);
return err;
@@ -315,18 +323,11 @@ retry:
if (!new_page)
goto put_old;
if (mem_cgroup_charge_anon(new_page, mm, GFP_KERNEL))
goto put_new;
__SetPageUptodate(new_page);
copy_highpage(new_page, old_page);
copy_to_page(new_page, vaddr, &opcode, UPROBE_SWBP_INSN_SIZE);
ret = __replace_page(vma, vaddr, old_page, new_page);
if (ret)
mem_cgroup_uncharge_page(new_page);
put_new:
page_cache_release(new_page);
put_old:
put_page(old_page);