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| author | CoolCold <coolthecold@gmail.com> | 2011-04-20 15:40:01 +1000 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2011-04-20 15:40:01 +1000 |
| commit | 28a8397852011e323d16a1eecd4787d72b7b9a9e (patch) | |
| tree | faa7a9f8b7d194b761a9108024cb3ca74aa79cda /Documentation/md.txt | |
| parent | fee68723cf6ae00082f70f3eff17fceab2a4f7d7 (diff) | |
| download | lwn-28a8397852011e323d16a1eecd4787d72b7b9a9e.tar.gz lwn-28a8397852011e323d16a1eecd4787d72b7b9a9e.zip | |
md: Update documentation for sync_min and sync_max entries
linux/Documentation/md.txt is missing description for sync_min and
sync_max entries.
This patch adds description for sync_min and sync_max entries.
Signed-off-by: Roman Ovchinnikov <coolthecold@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'Documentation/md.txt')
| -rw-r--r-- | Documentation/md.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/md.txt b/Documentation/md.txt index a81c7b4790f2..2366b1c8cf19 100644 --- a/Documentation/md.txt +++ b/Documentation/md.txt @@ -552,6 +552,16 @@ also have within the array where IO will be blocked. This is currently only supported for raid4/5/6. + sync_min + sync_max + The two values, given as numbers of sectors, indicate a range + withing the array where 'check'/'repair' will operate. Must be + a multiple of chunk_size. When it reaches "sync_max" it will + pause, rather than complete. + You can use 'select' or 'poll' on "sync_completed" to wait for + that number to reach sync_max. Then you can either increase + "sync_max", or can write 'idle' to "sync_action". + Each active md device may also have attributes specific to the personality module that manages it. |