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| author | NeilBrown <neilb@suse.de> | 2008-10-21 13:25:21 +1100 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2008-10-21 13:25:21 +1100 |
| commit | b62b75905d571c29262a6c38cf9e5f089c203871 (patch) | |
| tree | 0ca9a74c1d53aad0532aaebebb031b9d8edc5d90 /include/linux/raid | |
| parent | 0cfd81031a26717fe14380d18275f8e217571615 (diff) | |
| download | kernel_samsung_smdk4412-b62b75905d571c29262a6c38cf9e5f089c203871.zip kernel_samsung_smdk4412-b62b75905d571c29262a6c38cf9e5f089c203871.tar.gz kernel_samsung_smdk4412-b62b75905d571c29262a6c38cf9e5f089c203871.tar.bz2 | |
md: use sysfs_notify_dirent to notify changes to md/array_state
Now that we have sysfs_notify_dirent, use it to notify changes
to md/array_state.
As sysfs_notify_dirent can be called in atomic context, we can
remove the delayed notify and the MD_NOTIFY_ARRAY_STATE flag.
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'include/linux/raid')
| -rw-r--r-- | include/linux/raid/md_k.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h index c200b9a..b16ad86 100644 --- a/include/linux/raid/md_k.h +++ b/include/linux/raid/md_k.h @@ -128,7 +128,6 @@ struct mddev_s #define MD_CHANGE_DEVS 0 /* Some device status has changed */ #define MD_CHANGE_CLEAN 1 /* transition to or from 'clean' */ #define MD_CHANGE_PENDING 2 /* superblock update in progress */ -#define MD_NOTIFY_ARRAY_STATE 3 /* atomic context wants to notify userspace */ int ro; @@ -239,6 +238,10 @@ struct mddev_s sector_t resync_max; /* resync should pause * when it gets here */ + struct sysfs_dirent *sysfs_state; /* handle for 'array_state' + * file in sysfs. + */ + spinlock_t write_lock; wait_queue_head_t sb_wait; /* for waiting on superblock updates */ atomic_t pending_writes; /* number of active superblock writes */ |