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| author | Amir Goldstein | 2011-05-10 03:49:42 +0200 |
|---|---|---|
| committer | Theodore Ts'o | 2011-05-10 03:49:42 +0200 |
| commit | 9b8b7d353f5f9bea758398c3af679ffa105e5cfe (patch) | |
| tree | 9536ad8334979e6ed9a188fd993afd4b307bc45c /fs/file_table.c | |
| parent | ext4: synchronize ext4_mb_init_group() with buddy page lock (diff) | |
| download | kernel-qcow2-linux-9b8b7d353f5f9bea758398c3af679ffa105e5cfe.tar.gz kernel-qcow2-linux-9b8b7d353f5f9bea758398c3af679ffa105e5cfe.tar.xz kernel-qcow2-linux-9b8b7d353f5f9bea758398c3af679ffa105e5cfe.zip | |
ext4: teach ext4_mb_init_cache() to skip uptodate buddy caches
After online resize which adds new groups, some of the groups
in a buddy page may be initialized and uptodate, while other
(new ones) may be uninitialized.
The indication for init of new block groups is when ext4_mb_init_cache()
is called with an uptodate buddy page. In this case, initialized groups
on that buddy page must be skipped when initializing the buddy cache.
Signed-off-by: Amir Goldstein <amir73il@users.sf.net>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/file_table.c')
0 files changed, 0 insertions, 0 deletions