* [PATCH] use ->d_lock instead of dcache_lock in vfat_revalidate (2/6)
@ 2003-10-06 16:55 OGAWA Hirofumi
0 siblings, 0 replies; only message in thread
From: OGAWA Hirofumi @ 2003-10-06 16:55 UTC (permalink / raw)
To: Linus Torvalds; +Cc: linux-kernel
Hi,
This uses more fine granularity ->d_lock than ->dcache_lock for
->d_parent with d_move() race.
Please apply.
linux-2.6.0-test6-hirofumi/fs/vfat/namei.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff -puN fs/vfat/namei.c~fat_d_lock-for-d_move fs/vfat/namei.c
--- linux-2.6.0-test6/fs/vfat/namei.c~fat_d_lock-for-d_move 2003-10-07 01:51:28.000000000 +0900
+++ linux-2.6.0-test6-hirofumi/fs/vfat/namei.c 2003-10-07 01:51:28.000000000 +0900
@@ -82,10 +82,10 @@ static int vfat_revalidate(struct dentry
*/
ret = 0;
else {
- spin_lock(&dcache_lock);
+ spin_lock(&dentry->d_lock);
if (dentry->d_time != dentry->d_parent->d_inode->i_version)
ret = 0;
- spin_unlock(&dcache_lock);
+ spin_unlock(&dentry->d_lock);
}
return ret;
}
_
--
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
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