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[PATCH] "ext[34]: EA block reference count racing fix" performance fix 

A little mistake in 8a2bfdcbfa is making all
transactions synchronous, which reduces ext3 performance to comical levels.

Cc: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrew Morton 2007-03-23 00:10:02 -07:00 committed by Linus Torvalds
parent cee9e8c5cb
commit 105fd108a6
1 changed files with 2 additions and 1 deletions
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3
fs/ext3/xattr.c
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@ -495,7 +495,8 @@ ext3_xattr_release_block(handle_t *handle, struct inode *inode,
BHDR(bh)->h_refcount = cpu_to_le32( BHDR(bh)->h_refcount = cpu_to_le32(
le32_to_cpu(BHDR(bh)->h_refcount) - 1); le32_to_cpu(BHDR(bh)->h_refcount) - 1);
error = ext3_journal_dirty_metadata(handle, bh); error = ext3_journal_dirty_metadata(handle, bh);
handle->h_sync = 1; if (IS_SYNC(inode))
handle->h_sync = 1;
DQUOT_FREE_BLOCK(inode, 1); DQUOT_FREE_BLOCK(inode, 1);
ea_bdebug(bh, "refcount now=%d; releasing", ea_bdebug(bh, "refcount now=%d; releasing",
le32_to_cpu(BHDR(bh)->h_refcount)); le32_to_cpu(BHDR(bh)->h_refcount));