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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-08 15:40:42 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-08 15:40:42 +0200
commit8aff4eaa1de7a0ba70af8447ed08127ef0e8e45d (patch)
tree8fff0fab5c3ac5ba1774ce1706e8ec4f50ad0377 /drivers/md/dm-cache-target.c
parente7a2c3fa28576684d744e259a2fdb245f8bab0d7 (diff)
parent0238df646e6224016a45505d2c111a24669ebe21 (diff)
downloadlinux-8aff4eaa1de7a0ba70af8447ed08127ef0e8e45d.tar.bz2
Merge 4.19-rc7 into usb-next
We want the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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.