From: Joe Thornber <ejt@redhat.com>
Date: Tue, 11 Nov 2014 11:58:32 +0000 (+0000)
Subject: dm cache: emit a warning message if there are a lot of cache blocks
X-Git-Tag: omap-for-v3.19/fixes-for-merge-window~22^2~21
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d1d9220cbaeecce910f3ecfeb71cc897a678eb68;p=pandora-kernel.git

dm cache: emit a warning message if there are a lot of cache blocks

Loading and saving millions of block mappings takes time.  We may as
well explain what's going on, and encourage people to use a larger
cache block size.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
---

Reading git-diff-tree failed