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| author | Mikulas Patocka <mpatocka@redhat.com> | 2009-12-10 23:52:02 +0000 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2009-12-10 23:52:02 +0000 |
| commit | 64b30c46e866bbff8a9e17883a18636adc358455 (patch) | |
| tree | e79ecbec9170dad5704df2ceddda7b65b1e5d1f6 /drivers/md/dm-log.c | |
| parent | c0da3748b9a894b9f9b561ecc2d090a913988a0f (diff) | |
| download | linux-stable-64b30c46e866bbff8a9e17883a18636adc358455.tar.gz linux-stable-64b30c46e866bbff8a9e17883a18636adc358455.tar.bz2 linux-stable-64b30c46e866bbff8a9e17883a18636adc358455.zip | |
dm raid1: report flush errors separately in status
Report flush errors as 'F' instead of 'D' for log and mirror devices.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm-log.c')
| -rw-r--r-- | drivers/md/dm-log.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c index 315e36a96b6f..7035582786fb 100644 --- a/drivers/md/dm-log.c +++ b/drivers/md/dm-log.c @@ -237,6 +237,7 @@ struct log_c { * Disk log fields */ int log_dev_failed; + int log_dev_flush_failed; struct dm_dev *log_dev; struct log_header header; @@ -425,6 +426,7 @@ static int create_log_context(struct dm_dirty_log *log, struct dm_target *ti, } else { lc->log_dev = dev; lc->log_dev_failed = 0; + lc->log_dev_flush_failed = 0; lc->header_location.bdev = lc->log_dev->bdev; lc->header_location.sector = 0; @@ -633,8 +635,11 @@ static int disk_resume(struct dm_dirty_log *log) /* write the new header */ r = rw_header(lc, WRITE); - if (!r) + if (!r) { r = flush_header(lc); + if (r) + lc->log_dev_flush_failed = 1; + } if (r) { DMWARN("%s: Failed to write header on dirty region log device", lc->log_dev->name); @@ -703,9 +708,10 @@ static int disk_flush(struct dm_dirty_log *log) else { if (lc->touched_dirtied) { r = flush_header(lc); - if (r) + if (r) { + lc->log_dev_flush_failed = 1; fail_log_device(lc); - else + } else lc->touched_dirtied = 0; } lc->touched_cleaned = 0; @@ -805,7 +811,9 @@ static int disk_status(struct dm_dirty_log *log, status_type_t status, switch(status) { case STATUSTYPE_INFO: DMEMIT("3 %s %s %c", log->type->name, lc->log_dev->name, - lc->log_dev_failed ? 'D' : 'A'); + lc->log_dev_flush_failed ? 'F' : + lc->log_dev_failed ? 'D' : + 'A'); break; case STATUSTYPE_TABLE: |