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authorJan Kara <jack@suse.cz>2005-06-23 22:01:03 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-24 00:05:19 -0700
commit4e5117ba0af4582b6ec9164874f719d7f3f1eb2b (patch)
treed667e418571366ecea1188cb113e786a4a1d7f5c /include/linux/quota.h
parentbd6a1f16fffdfe010fdc2979fd01f12357816762 (diff)
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[PATCH] quota: improve credits estimates
Improve estimates on the number of needed credits for quota transaction. Now we distinguish blocks that might need to be allocated and blocks that only need to be rewritten. Also we distinguish deleting of a quota structure and creating of a new one. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/quota.h')
-rw-r--r--include/linux/quota.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/quota.h b/include/linux/quota.h
index ac5b90f4f256..700ead45084f 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -138,8 +138,11 @@ struct if_dqinfo {
#include <linux/dqblk_v2.h>
/* Maximal numbers of writes for quota operation (insert/delete/update)
- * (over all formats) - info block, 4 pointer blocks, data block */
-#define DQUOT_MAX_WRITES 6
+ * (over VFS all formats) */
+#define DQUOT_INIT_ALLOC max(V1_INIT_ALLOC, V2_INIT_ALLOC)
+#define DQUOT_INIT_REWRITE max(V1_INIT_REWRITE, V2_INIT_REWRITE)
+#define DQUOT_DEL_ALLOC max(V1_DEL_ALLOC, V2_DEL_ALLOC)
+#define DQUOT_DEL_REWRITE max(V1_DEL_REWRITE, V2_DEL_REWRITE)
/*
* Data for one user/group kept in memory