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path: root/drivers/md/raid10.c
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Diffstat (limited to 'drivers/md/raid10.c')
-rw-r--r--drivers/md/raid10.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index f23d52c5df9..9647ebb0983 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1421,6 +1421,7 @@ static void raid10d(mddev_t *mddev)
} while (!success && sl != r10_bio->read_slot);
if (success) {
+ int start = sl;
/* write it back and re-read */
while (sl != r10_bio->read_slot) {
int d;
@@ -1434,14 +1435,27 @@ static void raid10d(mddev_t *mddev)
if (sync_page_io(rdev->bdev,
r10_bio->devs[sl].addr +
sect + rdev->data_offset,
- s<<9, conf->tmppage, WRITE) == 0 ||
- sync_page_io(rdev->bdev,
+ s<<9, conf->tmppage, WRITE) == 0)
+ /* Well, this device is dead */
+ md_error(mddev, rdev);
+ }
+ }
+ sl = start;
+ while (sl != r10_bio->read_slot) {
+ int d;
+ if (sl==0)
+ sl = conf->copies;
+ sl--;
+ d = r10_bio->devs[sl].devnum;
+ rdev = conf->mirrors[d].rdev;
+ if (rdev &&
+ test_bit(In_sync, &rdev->flags)) {
+ if (sync_page_io(rdev->bdev,
r10_bio->devs[sl].addr +
sect + rdev->data_offset,
- s<<9, conf->tmppage, READ) == 0) {
+ s<<9, conf->tmppage, READ) == 0)
/* Well, this device is dead */
md_error(mddev, rdev);
- }
}
}
} else {