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mds: Keep LogSegment ref for openc backtrace

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The MDRequest is destroyed once the client reply is sent, but
we need the reference to the LogSegment for updating the backtrace, so
store a temporary ref to the LogSegment for later.

Fixes #4660.
Signed-off-by: Sam Lang <sam.lang@inktank.com>
This commit is contained in:
Sam Lang 2013-04-08 09:09:41 -05:00
parent f5ba0fbbe7
commit 3cdc61eca2
1 changed files with 2 additions and 1 deletions
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3
src/mds/Server.cc
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@ -2684,11 +2684,12 @@ public:
mds->balancer->hit_inode(mdr->now, newi, META_POP_IWR);
mdr->ls->queue_backtrace_update(newi, newi->inode.layout.fl_pg_pool);
MClientReply *reply = new MClientReply(mdr->client_request, 0);
reply->set_extra_bl(mdr->reply_extra_bl);
mds->server->reply_request(mdr, reply);
mdr->ls->queue_backtrace_update(newi, newi->inode.layout.fl_pg_pool);
assert(g_conf->mds_kill_openc_at != 1);
}
};