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affs: use zero_user_page

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Use zero_user_page() instead of open-coding it.

Signed-off-by: Nate Diller <nate.diller@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nate Diller 2007-05-09 02:35:07 -07:00 committed by Linus Torvalds
parent 01f2705daf
commit f36dca90e6
1 changed files with 1 additions and 5 deletions
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6
fs/affs/file.c
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@ -628,11 +628,7 @@ static int affs_prepare_write_ofs(struct file *file, struct page *page, unsigned
return err;
}
if (to < PAGE_CACHE_SIZE) {
char *kaddr = kmap_atomic(page, KM_USER0);
memset(kaddr + to, 0, PAGE_CACHE_SIZE - to);
flush_dcache_page(page);
kunmap_atomic(kaddr, KM_USER0);
zero_user_page(page, to, PAGE_CACHE_SIZE - to, KM_USER0);
if (size > offset + to) {
if (size < offset + PAGE_CACHE_SIZE)
tmp = size & ~PAGE_CACHE_MASK;