From: Samuel Just <sjust@redhat.com>
Date: Sat, 7 Mar 2015 02:30:41 +0000 (-0800)
Subject: PGBackend: do not rewrite ec object oi checksums
X-Git-Tag: v0.94~36^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F3910%2Fhead;p=ceph.git

PGBackend: do not rewrite ec object oi checksums

Deep scrub does not actually give us the whole-object checksum for an ec
object, only the checksum for the first shard.  We ignore it in scrub
for ec pools anyway in be_select_auth_object.

Signed-off-by: Samuel Just <sjust@redhat.com>
---

diff --git a/src/osd/PGBackend.cc b/src/osd/PGBackend.cc
index 179630dfda26..cb856eb806cd 100644
--- a/src/osd/PGBackend.cc
+++ b/src/osd/PGBackend.cc
@@ -622,6 +622,7 @@ void PGBackend::be_compare_scrubmaps(
       authoritative[*k] = auth_list;
     }
     if (okseed &&
+	parent->get_pool().is_replicated() &&
 	auth_object.digest_present && auth_object.omap_digest_present &&
 	(!auth_oi.is_data_digest() || !auth_oi.is_omap_digest() ||
 	 (g_conf->osd_debug_scrub_chance_rewrite_digest &&