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author | Filipe David Borba Manana <fdmanana@gmail.com> | 2013-10-01 12:06:53 -0400 |
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committer | Chris Mason <chris.mason@fusionio.com> | 2013-11-11 21:55:11 -0500 |
commit | 3d41d70252234db153ea1b037052278ff5786ad5 (patch) | |
tree | 7bd2c8d5c7a6fcb2e25a25204c525bf18d0535aa /Documentation/mtd | |
parent | 6174d3cb43aa974d0c8590a3e628ac35ab0bbc13 (diff) |
Btrfs: remove unnecessary tree search when logging inode
In tree-log.c:btrfs_log_inode(), we keep calling btrfs_search_forward()
until it returns a key whose objectid is higher than our inode or until
the key's type is higher than our maximum allowed type.
At the end of the loop, we increment our mininum search key's objectid
and type regardless of our desired target objectid and maximum desired
type, which causes another loop iteration that will call again
btrfs_search_forward() just to figure out we've gone beyond our maximum
key and exit the loop. Therefore while incrementing our minimum key,
don't do it blindly and exit the loop immiediately if the next search
key's objectid or type is beyond what we seek.
Also after incrementing the type, set the key's offset to 0, which was
missing and could make us loose some of the inode's items.
Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'Documentation/mtd')
0 files changed, 0 insertions, 0 deletions