diff options
| author | Mike Snitzer <snitzer@redhat.com> | 2017-10-10 17:02:41 -0400 |
|---|---|---|
| committer | Shaohua Li <shli@fb.com> | 2017-10-16 19:06:36 -0700 |
| commit | 935fe0983e09f4f7331ebf5ea4ae2124f6e9f9e8 (patch) | |
| tree | a3debe3ff3a5c4462b416f8992577d30c06a8a8a /drivers/md/md-multipath.h | |
| parent | 584ed9fa9532f8b9d5955628ff87ee3b2ab9f5a9 (diff) | |
md: rename some drivers/md/ files to have an "md-" prefix
Motivated by the desire to illiminate the imprecise nature of
DM-specific patches being unnecessarily sent to both the MD maintainer
and mailing-list. Which is born out of the fact that DM files also
reside in drivers/md/
Now all MD-specific files in drivers/md/ start with either "raid" or
"md-" and the MAINTAINERS file has been updated accordingly.
Shaohua: don't change module name
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Diffstat (limited to 'drivers/md/md-multipath.h')
| -rw-r--r-- | drivers/md/md-multipath.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/md/md-multipath.h b/drivers/md/md-multipath.h new file mode 100644 index 000000000000..717c60f62898 --- /dev/null +++ b/drivers/md/md-multipath.h @@ -0,0 +1,31 @@ +#ifndef _MULTIPATH_H +#define _MULTIPATH_H + +struct multipath_info { + struct md_rdev *rdev; +}; + +struct mpconf { + struct mddev *mddev; + struct multipath_info *multipaths; + int raid_disks; + spinlock_t device_lock; + struct list_head retry_list; + + mempool_t *pool; +}; + +/* + * this is our 'private' 'collective' MULTIPATH buffer head. + * it contains information about what kind of IO operations were started + * for this MULTIPATH operation, and about their status: + */ + +struct multipath_bh { + struct mddev *mddev; + struct bio *master_bio; + struct bio bio; + int path; + struct list_head retry_list; +}; +#endif |