[lvm-devel] master - cache: improve warning message about cached thin data

[David Teigland]

Gitweb:        https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=3e547fa9528e119205fcf182aecccd49c3695547
Commit:        3e547fa9528e119205fcf182aecccd49c3695547
Parent:        5ee1727f808e76f59637d78f2691aadc25d49b17
Author:        David Teigland <teigland at redhat.com>
AuthorDate:    Mon Nov 5 16:08:31 2018 -0600
Committer:     David Teigland <teigland at redhat.com>
CommitterDate: Tue Nov 6 11:36:28 2018 -0600

cache: improve warning message about cached thin data

---
 lib/metadata/cache_manip.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/lib/metadata/cache_manip.c b/lib/metadata/cache_manip.c
index b4d269d..6b87873 100644
--- a/lib/metadata/cache_manip.c
+++ b/lib/metadata/cache_manip.c
@@ -171,9 +171,10 @@ void cache_check_for_warns(const struct lv_segment *seg)
 		log_warn("WARNING: Data redundancy could be lost with writeback "
 			 "caching of raid logical volume!");
 
-	if (lv_is_thin_pool_data(seg->lv))
-		log_warn("WARNING: Cached thin pool's data cannot be currently "
-			 "resized and require manual uncache before resize!");
+	if (lv_is_thin_pool_data(seg->lv)) {
+		log_warn("WARNING: thin pool data will not be automatically extended when cached.");
+		log_warn("WARNING: manual splitcache is required before extending thin pool data.");
+	}
 }
 
 /*