diff options
| author | NeilBrown <neilb@suse.de> | 2006-01-06 00:20:16 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-06 08:34:03 -0800 |
| commit | 6cce3b23f6f8e974c00af7a9b88f1d413ba368a8 (patch) | |
| tree | 8c156f26a10de82b1626d74f810704cfd6f5ba2b /include/linux | |
| parent | b15c2e57f0f5bf596a19e9c5571e5b07cdfc7363 (diff) | |
| download | lwn-6cce3b23f6f8e974c00af7a9b88f1d413ba368a8.tar.gz lwn-6cce3b23f6f8e974c00af7a9b88f1d413ba368a8.zip | |
[PATCH] md: write intent bitmap support for raid10
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/raid/raid10.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/raid/raid10.h b/include/linux/raid/raid10.h index 08317b77802b..b660cbf628d8 100644 --- a/include/linux/raid/raid10.h +++ b/include/linux/raid/raid10.h @@ -35,13 +35,19 @@ struct r10_private_data_s { sector_t chunk_mask; struct list_head retry_list; - /* for use when syncing mirrors: */ + /* queue pending writes and submit them on unplug */ + struct bio_list pending_bio_list; + spinlock_t resync_lock; int nr_pending; int nr_waiting; int barrier; sector_t next_resync; + int fullsync; /* set to 1 if a full sync is needed, + * (fresh device added). + * Cleared when a sync completes. + */ wait_queue_head_t wait_barrier; @@ -100,4 +106,5 @@ struct r10bio_s { #define R10BIO_Uptodate 0 #define R10BIO_IsSync 1 #define R10BIO_IsRecover 2 +#define R10BIO_Degraded 3 #endif |