summaryrefslogtreecommitdiff
path: root/drivers/md/dm-cache-target.c
diff options
context:
space:
mode:
authorWolfram Sang <wsa@the-dreams.de>2018-10-11 23:07:30 +0200
committerWolfram Sang <wsa@the-dreams.de>2018-10-11 23:07:30 +0200
commit90fb814b6c025da45f71db1703cffe3fe87f575c (patch)
tree5fd739d407654df6f9d6e82900a45e027dd8b9f0 /drivers/md/dm-cache-target.c
parentb30f2f65568f840e5ca522d98ba2ad73b8f59cde (diff)
parent0238df646e6224016a45505d2c111a24669ebe21 (diff)
Merge tag 'v4.19-rc7' into i2c/for-4.20
This is the 4.19-rc7 release
Diffstat (limited to 'drivers/md/dm-cache-target.c')
-rw-r--r--drivers/md/dm-cache-target.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index a53413371725..e13d991e9fb5 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -3009,8 +3009,13 @@ static dm_cblock_t get_cache_dev_size(struct cache *cache)
static bool can_resize(struct cache *cache, dm_cblock_t new_size)
{
- if (from_cblock(new_size) > from_cblock(cache->cache_size))
- return true;
+ if (from_cblock(new_size) > from_cblock(cache->cache_size)) {
+ if (cache->sized) {
+ DMERR("%s: unable to extend cache due to missing cache table reload",
+ cache_device_name(cache));
+ return false;
+ }
+ }
/*
* We can't drop a dirty block when shrinking the cache.