summaryrefslogtreecommitdiff
path: root/drivers/md/raid10.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/raid10.h')
-rw-r--r--drivers/md/raid10.h23
1 files changed, 6 insertions, 17 deletions
diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h
index 135b1b0a1554..007c2c68dd83 100644
--- a/drivers/md/raid10.h
+++ b/drivers/md/raid10.h
@@ -1,7 +1,7 @@
#ifndef _RAID10_H
#define _RAID10_H
-struct mirror_info {
+struct raid10_info {
struct md_rdev *rdev, *replacement;
sector_t head_position;
int recovery_disabled; /* matches
@@ -13,8 +13,8 @@ struct mirror_info {
struct r10conf {
struct mddev *mddev;
- struct mirror_info *mirrors;
- struct mirror_info *mirrors_new, *mirrors_old;
+ struct raid10_info *mirrors;
+ struct raid10_info *mirrors_new, *mirrors_old;
spinlock_t device_lock;
/* geometry */
@@ -123,20 +123,6 @@ struct r10bio {
} devs[0];
};
-/* when we get a read error on a read-only array, we redirect to another
- * device without failing the first device, or trying to over-write to
- * correct the read error. To keep track of bad blocks on a per-bio
- * level, we store IO_BLOCKED in the appropriate 'bios' pointer
- */
-#define IO_BLOCKED ((struct bio*)1)
-/* When we successfully write to a known bad-block, we need to remove the
- * bad-block marking which must be done from process context. So we record
- * the success by setting devs[n].bio to IO_MADE_GOOD
- */
-#define IO_MADE_GOOD ((struct bio *)2)
-
-#define BIO_SPECIAL(bio) ((unsigned long)bio <= 2)
-
/* bits for r10bio.state */
enum r10bio_state {
R10BIO_Uptodate,
@@ -159,4 +145,7 @@ enum r10bio_state {
*/
R10BIO_Previous,
};
+
+extern int md_raid10_congested(struct mddev *mddev, int bits);
+
#endif