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[04/16] mds: allow try_eval to eval unstable locks in freezing object

Message ID 1353293028-15238-5-git-send-email-zheng.z.yan@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Yan, Zheng Nov. 19, 2012, 2:43 a.m. UTC 
From: "Yan, Zheng" <zheng.z.yan@intel.com>

Unstable locks hold auth_pins on the object, it prevents the freezing
object become frozen and then unfreeze. So try_eval() should not wait
for freezing object

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
---
 src/mds/Locker.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/src/mds/Locker.cc b/src/mds/Locker.cc
index c29ac34..7d55940 100644
--- a/src/mds/Locker.cc
+++ b/src/mds/Locker.cc
@@ -845,8 +845,8 @@  void Locker::try_eval(MDSCacheObject *p, int mask)
     return;
   }
 
-  if (p->is_auth() && !p->can_auth_pin()) {
-    dout(7) << "try_eval can't auth_pin, waiting on " << *p << dendl;
+  if (p->is_auth() && p->is_frozen()) {
+    dout(7) << "try_eval frozen, waiting on " << *p << dendl;
     p->add_waiter(MDSCacheObject::WAIT_UNFREEZE, new C_Locker_Eval(this, p, mask));
     return;
   }