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BlueStore: fix dest onode process logic of clone

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Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn>
This commit is contained in:
xie xingguo 2016-01-19 18:55:25 +08:00
parent fde0f0297a
commit 1c70f86316
1 changed files with 10 additions and 6 deletions
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16
src/os/bluestore/BlueStore.cc
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@ -5970,18 +5970,22 @@ int BlueStore::_clone(TransContext *txc,
r = -ENOENT;
goto out;
}
newo = c->get_onode(new_oid, true);
newo = c->get_onode(new_oid, false);
if (newo) {
r = _do_truncate(txc, c, newo, 0);
if (r < 0)
goto out;
} else {
newo = c->get_onode(new_oid, true);
_assign_nid(txc, newo);
}
assert(newo);
newo->exists = true;
_assign_nid(txc, newo);
// data
oldo->flush();
r = _do_truncate(txc, c, newo, 0);
if (r < 0)
goto out;
if (g_conf->bluestore_clone_cow) {
EnodeRef e = c->get_enode(newo->oid.hobj.get_hash());
bool marked = false;