The patch titled
ext4: fix credit calculation in ext4_ext_calc_credits_for_insert
has been added to the -mm tree. Its filename is
ext4-fix-credit-calculation-in-ext4_ext_calc_credits_for_insert.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: ext4: fix credit calculation in ext4_ext_calc_credits_for_insert
From: Johann Lombardi <[EMAIL PROTECTED]>
Fix a nit in ext4_ext_calc_credits_for_insert(). Besides, credits for the
new root are already added in the index split accounting.
Signed-off-by: Johann Lombardi <[EMAIL PROTECTED]>
Signed-off-by: Alex Tomas <[EMAIL PROTECTED]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
fs/ext4/extents.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff -puN
fs/ext4/extents.c~ext4-fix-credit-calculation-in-ext4_ext_calc_credits_for_insert
fs/ext4/extents.c
---
a/fs/ext4/extents.c~ext4-fix-credit-calculation-in-ext4_ext_calc_credits_for_insert
+++ a/fs/ext4/extents.c
@@ -1534,16 +1534,17 @@ int inline ext4_ext_calc_credits_for_ins
/*
* tree can be full, so it would need to grow in depth:
- * allocation + old root + new root
+ * we need one credit to modify old root, credits for
+ * new root will be added in split accounting
*/
- needed += 2 + 1 + 1;
+ needed += 1;
/*
* Index split can happen, we would need:
* allocate intermediate indexes (bitmap + group)
* + change two blocks at each level, but root (already included)
*/
- needed = (depth * 2) + (depth * 2);
+ needed += (depth * 2) + (depth * 2);
/* any allocation modifies superblock */
needed += 1;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
ext4-fix-credit-calculation-in-ext4_ext_calc_credits_for_insert.patch
-
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