From: Yehuda Sadeh <yehuda@hq.newdream.net>
Date: Thu, 11 Feb 2010 01:17:45 +0000 (-0800)
Subject: osd: don't update object size if didn't write anything
X-Git-Tag: v0.19~59
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=ef54e0ccd02e624814e8aed806c335a5bbca5cdb;p=ceph.git

osd: don't update object size if didn't write anything
---

diff --git a/src/osd/ReplicatedPG.cc b/src/osd/ReplicatedPG.cc
index 28b33e7dec9d..1f41195b0483 100644
--- a/src/osd/ReplicatedPG.cc
+++ b/src/osd/ReplicatedPG.cc
@@ -1066,7 +1066,7 @@ int ReplicatedPG::do_osd_ops(OpContext *ctx, vector<OSDOp>& ops,
 	  ssc->snapset.clone_overlap[newest].subtract(ch);
 	  add_interval_usage(ch, info.stats);
 	}
-	if (op.extent.offset + op.extent.length > oi.size) {
+	if (op.extent.length && (op.extent.offset + op.extent.length > oi.size)) {
 	  __u64 new_size = op.extent.offset + op.extent.length;
 	  info.stats.num_bytes += new_size - oi.size;
 	  info.stats.num_kb += SHIFT_ROUND_UP(new_size, 10) - SHIFT_ROUND_UP(oi.size, 10);