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authorMike Snitzer <snitzer@redhat.com>2015-07-21 13:20:46 -0400
committerMike Snitzer <snitzer@redhat.com>2015-07-26 17:39:19 -0400
commit0a927c2f02a2437a57679527e42ab7cbfa14efb1 (patch)
tree8f183be070a38128a229e6de03be47d6e03977ac /drivers/md/dm-thin.c
parentcbfe8fa6cd672011c755c3cd85c9ffd4e2d10a6f (diff)
dm thin: return -ENOSPC when erroring retry list due to out of data space
Otherwise -EIO would be returned when -ENOSPC should be used consistently. Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-thin.c')
-rw-r--r--drivers/md/dm-thin.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 1c50c580215c..d2bbe8cc1e97 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -666,16 +666,21 @@ static void requeue_io(struct thin_c *tc)
requeue_deferred_cells(tc);
}
-static void error_retry_list(struct pool *pool)
+static void error_retry_list_with_code(struct pool *pool, int error)
{
struct thin_c *tc;
rcu_read_lock();
list_for_each_entry_rcu(tc, &pool->active_thins, list)
- error_thin_bio_list(tc, &tc->retry_on_resume_list, -EIO);
+ error_thin_bio_list(tc, &tc->retry_on_resume_list, error);
rcu_read_unlock();
}
+static void error_retry_list(struct pool *pool)
+{
+ return error_retry_list_with_code(pool, -EIO);
+}
+
/*
* This section of code contains the logic for processing a thin device's IO.
* Much of the code depends on pool object resources (lists, workqueues, etc)
@@ -2297,7 +2302,7 @@ static void do_no_space_timeout(struct work_struct *ws)
if (get_pool_mode(pool) == PM_OUT_OF_DATA_SPACE && !pool->pf.error_if_no_space) {
pool->pf.error_if_no_space = true;
notify_of_pool_mode_change_to_oods(pool);
- error_retry_list(pool);
+ error_retry_list_with_code(pool, -ENOSPC);
}
}