[PATCH 038/100] dm-snapshot: fix performance degradation due to small hash size

3.5.7.23 -stable review patch. If anyone has any objections, please let me know. -- From: Mikulas Patocka commit 60e356f381954d79088d0455e357db48cfdd6857 upstream. LVM2, since version 2.02.96, creates origin with zero size, then loads the snapshot driver and then loads the

[PATCH 038/100] dm-snapshot: fix performance degradation due to small hash size

3.5.7.23 -stable review patch. If anyone has any objections, please let me know. -- From: Mikulas Patocka mpato...@redhat.com commit 60e356f381954d79088d0455e357db48cfdd6857 upstream. LVM2, since version 2.02.96, creates origin with zero size, then loads the snapshot driver