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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-20 11:52:15 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-20 11:52:15 +0200 |
| commit | 7393423dd9b5790a3115873be355e9fc862bce8f (patch) | |
| tree | fc83214602c8ce41dc06d5c8e21deada679521f7 /mm/util.c | |
| parent | 8df9676d6402563da91427e8d9f2da8a4598aede (diff) | |
| parent | 1fca25427482387689fa27594c992a961d98768f (diff) | |
| download | kernel-crypto-7393423dd9b5790a3115873be355e9fc862bce8f.tar.gz kernel-crypto-7393423dd9b5790a3115873be355e9fc862bce8f.tar.xz kernel-crypto-7393423dd9b5790a3115873be355e9fc862bce8f.zip | |
Merge branch 'linus' into x86/cleanups
Diffstat (limited to 'mm/util.c')
| -rw-r--r-- | mm/util.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/mm/util.c b/mm/util.c index 9341ca77bd8..cb00b748ce4 100644 --- a/mm/util.c +++ b/mm/util.c @@ -171,3 +171,18 @@ void arch_pick_mmap_layout(struct mm_struct *mm) mm->unmap_area = arch_unmap_area; } #endif + +int __attribute__((weak)) get_user_pages_fast(unsigned long start, + int nr_pages, int write, struct page **pages) +{ + struct mm_struct *mm = current->mm; + int ret; + + down_read(&mm->mmap_sem); + ret = get_user_pages(current, mm, start, nr_pages, + write, 0, pages, NULL); + up_read(&mm->mmap_sem); + + return ret; +} +EXPORT_SYMBOL_GPL(get_user_pages_fast); |