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[PATCH] fat: use sb_find_get_block() instead of sb_getblk()

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We don't need to allocate buffer for checking the buffer is uptodate.  This
use sb_find_get_block() instead, and if it returns NULL it's not uptodate.

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
OGAWA Hirofumi 2006-01-08 01:02:09 -08:00 committed by Linus Torvalds
parent a6bf6b211c
commit 83b7c996dc
1 changed files with 2 additions and 2 deletions
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4
fs/fat/dir.c
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@ -45,8 +45,8 @@ static inline void fat_dir_readahead(struct inode *dir, sector_t iblock,
if ((sbi->fat_bits != 32) && (dir->i_ino == MSDOS_ROOT_INO))
return;
bh = sb_getblk(sb, phys);
if (bh && !buffer_uptodate(bh)) {
bh = sb_find_get_block(sb, phys);
if (bh == NULL || !buffer_uptodate(bh)) {
for (sec = 0; sec < sbi->sec_per_clus; sec++)
sb_breadahead(sb, phys + sec);
}