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Fix path slots selection in btrfs_search_forward 

We should decrease the found slot by one as btrfs_search_slot does
when bin_search return 1 and node level > 0.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Yan 2008-07-24 12:19:49 -04:00 committed by Chris Mason
parent 445dceb78f
commit 9652480bf4
1 changed files with 4 additions and 1 deletions
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5
fs/btrfs/ctree.c
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@ -2992,6 +2992,7 @@ int btrfs_search_forward(struct btrfs_root *root, struct btrfs_key *min_key,
struct extent_buffer *cur;
struct btrfs_key found_key;
int slot;
int sret;
u32 nritems;
int level;
int ret = 1;
@ -3009,7 +3010,7 @@ again:
while(1) {
nritems = btrfs_header_nritems(cur);
level = btrfs_header_level(cur);
bin_search(cur, min_key, level, &slot);
sret = bin_search(cur, min_key, level, &slot);
/* at level = 0, we're done, setup the path and exit */
if (level == 0) {
@ -3018,6 +3019,8 @@ again:
btrfs_item_key_to_cpu(cur, &found_key, slot);
goto out;
}
if (sret && slot > 0)
slot--;
/*
* check this node pointer against the cache_only and
* min_trans parameters. If it isn't in cache or is too