From: Kefu Chai <kchai@redhat.com>
Date: Tue, 28 Jul 2015 09:54:08 +0000 (+0800)
Subject: osd/ReplicatedPG: claim the read buffer instead of copying it
X-Git-Tag: v9.1.0~465^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=91ecba186f8f45c2e7fae7b6cb11ef9dc95efb10;p=ceph.git

osd/ReplicatedPG: claim the read buffer instead of copying it

Signed-off-by: Kefu Chai <kchai@redhat.com>
---

diff --git a/src/osd/ReplicatedPG.cc b/src/osd/ReplicatedPG.cc
index dcd11f5553f29..4b8c2eb0316c8 100644
--- a/src/osd/ReplicatedPG.cc
+++ b/src/osd/ReplicatedPG.cc
@@ -3605,8 +3605,8 @@ int ReplicatedPG::do_osd_ops(OpContext *ctx, vector<OSDOp>& ops)
 
         op.extent.length = total_read;
 
-        ::encode(m, osd_op.outdata);
-        ::encode(data_bl, osd_op.outdata);
+        ::encode_destructively(bl, osd_op.outdata);
+        ::encode_destructively(data_bl, osd_op.outdata);
 
 	ctx->delta_stats.num_rd_kb += SHIFT_ROUND_UP(op.extent.length, 10);
 	ctx->delta_stats.num_rd++;