From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
So eval_gather() will not skip calling scatter_writebehind(),
otherwise the replica lock may be in flushing state forever.
Signed-off-by: Yan, Zheng <zheng.z.yan@xxxxxxxxx>
---
src/mds/Locker.cc | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/mds/Locker.cc b/src/mds/Locker.cc
index a1f957a..e2b1ff4 100644
--- a/src/mds/Locker.cc
+++ b/src/mds/Locker.cc
@@ -4383,8 +4383,12 @@ void Locker::handle_file_lock(ScatterLock *lock, MLock *m)
if (lock->get_state() == LOCK_MIX_LOCK ||
lock->get_state() == LOCK_MIX_LOCK2 ||
lock->get_state() == LOCK_MIX_EXCL ||
- lock->get_state() == LOCK_MIX_TSYN)
+ lock->get_state() == LOCK_MIX_TSYN) {
lock->decode_locked_state(m->get_data());
+ // replica is waiting for AC_LOCKFLUSHED, eval_gather() should not
+ // delay calling scatter_writebehind().
+ lock->clear_flushed();
+ }
if (lock->is_gathering()) {
dout(7) << "handle_file_lock " << *in << " from " << from
--
1.7.11.7
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