os/bluestore/KernelDevice: drop unused flush_lock

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/os/bluestore/KernelDevice.cc b/src/os/bluestore/KernelDevice.cc
index 825668da30d3437c80bf1da3f4cae0d81f2329f5..191090d1f146e98fc0bae5b94d1a63d524559623 100644 (file)
--- a/src/os/bluestore/KernelDevice.cc
+++ b/src/os/bluestore/KernelDevice.cc
@@ -38,7 +38,6 @@ KernelDevice::KernelDevice(CephContext* cct, aio_callback_t cb, void *cbpriv)
     size(0), block_size(0),
     fs(NULL), aio(false), dio(false),
     debug_lock("KernelDevice::debug_lock"),
-    flush_lock("KernelDevice::flush_lock"),
     aio_queue(cct->_conf->bdev_aio_max_queue_depth),
     aio_callback(cb),
     aio_callback_priv(cbpriv),

diff --git a/src/os/bluestore/KernelDevice.h b/src/os/bluestore/KernelDevice.h
index 842540468b128f54167ac8de32cbda054c061042..77ca32672eac7ac14c1d831882c4289ef6f04284 100644 (file)
--- a/src/os/bluestore/KernelDevice.h
+++ b/src/os/bluestore/KernelDevice.h
@@ -33,7 +33,6 @@ class KernelDevice : public BlockDevice {
   Mutex debug_lock;
   interval_set<uint64_t> debug_inflight;
 
-  Mutex flush_lock;
   std::atomic<bool> io_since_flush;
   std::mutex flush_mutex;