diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2011-09-20 22:15:55 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-09-20 22:15:55 +0200 |
| commit | da1c5afee092a2b51136ac3bf20c68bfff2924be (patch) | |
| tree | fa71b9e3af25c870012a22e4cb72547f9aafcfd0 /drivers/md/raid1.c | |
| parent | 1fdb4888e45f1413972a8e9da55f3ffc08b9abcb (diff) | |
| parent | 4c59de052e7167a3bcf3f32c5ea4c9a5ef07386a (diff) | |
Merge branch 'samsung/cleanup' into next/cleanup
Diffstat (limited to 'drivers/md/raid1.c')
| -rw-r--r-- | drivers/md/raid1.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 32323f0afd89..f4622dd8fc59 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1099,12 +1099,11 @@ read_again: bio_list_add(&conf->pending_bio_list, mbio); spin_unlock_irqrestore(&conf->device_lock, flags); } - r1_bio_write_done(r1_bio); - - /* In case raid1d snuck in to freeze_array */ - wake_up(&conf->wait_barrier); - + /* Mustn't call r1_bio_write_done before this next test, + * as it could result in the bio being freed. + */ if (sectors_handled < (bio->bi_size >> 9)) { + r1_bio_write_done(r1_bio); /* We need another r1_bio. It has already been counted * in bio->bi_phys_segments */ @@ -1117,6 +1116,11 @@ read_again: goto retry_write; } + r1_bio_write_done(r1_bio); + + /* In case raid1d snuck in to freeze_array */ + wake_up(&conf->wait_barrier); + if (do_sync || !bitmap || !plugged) md_wakeup_thread(mddev->thread); |