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| author |   Mike Snitzer <snitzer@redhat.com> | 2015-07-15 11:42:59 -0400 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2015-07-16 10:23:50 -0400 |
| commit | 255eac20054e90ac7a52b3e179b61de1168a8fe6 (patch) | |
| tree | 0e3cba0cdb7a09930b1931ece156c32c52e16dad /drivers/md | |
| parent | dm thin: display 'needs_check' in status if it is set (diff) | |
| download | linux-dev-255eac20054e90ac7a52b3e179b61de1168a8fe6.tar.xz linux-dev-255eac20054e90ac7a52b3e179b61de1168a8fe6.zip | |
dm cache: display 'needs_check' in status if it is set
There is currently no way to see that the needs_check flag has been set
in the metadata. Display 'needs_check' in the cache status if it is set
in the cache metadata.
Also, update cache documentation.
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm-cache-target.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index 1b4e1756b169..4afa34d7b8ad 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c @@ -3496,7 +3496,7 @@ static void cache_resume(struct dm_target *ti) * <#demotions> <#promotions> <#dirty> * <#features> <features>* * <#core args> <core args> - * <policy name> <#policy args> <policy args>* <cache metadata mode> + * <policy name> <#policy args> <policy args>* <cache metadata mode> <needs_check> */ static void cache_status(struct dm_target *ti, status_type_t type, unsigned status_flags, char *result, unsigned maxlen) @@ -3582,6 +3582,11 @@ static void cache_status(struct dm_target *ti, status_type_t type, else DMEMIT("rw "); + if (dm_cache_metadata_needs_check(cache->cmd)) + DMEMIT("needs_check "); + else + DMEMIT("- "); + break; case STATUSTYPE_TABLE: @@ -3820,7 +3825,7 @@ static void cache_io_hints(struct dm_target *ti, struct queue_limits *limits) static struct target_type cache_target = { .name = "cache", - .version = {1, 7, 0}, + .version = {1, 8, 0}, .module = THIS_MODULE, .ctr = cache_ctr, .dtr = cache_dtr, |