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authorGoldwyn Rodrigues <rgoldwyn@gmail.com>2013-07-03 15:00:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 16:07:23 -0700
commit40bd62eb7fb8447798732e809a676ebaf2a7f910 (patch)
treebecc8bf5e3a49a6e70676e4d1e7142dd04932600 /fs
parent33add0e3a09a62c7796ea9838243c1cd933d8543 (diff)
downloadlinux-40bd62eb7fb8447798732e809a676ebaf2a7f910.tar.gz
fs/ocfs2/journal.h: add bits_wanted while calculating credits in ocfs2_calc_extend_credits
While adding extends to a file, the credits are calculated incorrectly
and if the requested clusters is more than one (or more because we used
a conservative limit) then we run out of journal credits and we hit an
assert in journalling code.

The function parameter bits_wanted variable was not used at all.

Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Reviewed-by: Jie Liu <jeff.liu@oracle.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Mark Fasheh <mfasheh@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/ocfs2/journal.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index 0a992737dcaf..96f9ac237e86 100644
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -537,7 +537,7 @@ static inline int ocfs2_calc_extend_credits(struct super_block *sb,
 	extent_blocks = 1 + 1 + le16_to_cpu(root_el->l_tree_depth);
 
 	return bitmap_blocks + sysfile_bitmap_blocks + extent_blocks +
-	       ocfs2_quota_trans_credits(sb);
+	       ocfs2_quota_trans_credits(sb) + bits_wanted;
 }
 
 static inline int ocfs2_calc_symlink_credits(struct super_block *sb)