From: Sage Weil <sage@redhat.com>
Date: Fri, 12 May 2017 20:06:51 +0000 (-0400)
Subject: os/bluestore/KernelDevice: fix flush() vs sync write()
X-Git-Tag: v12.1.0~10^2~63^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F15034%2Fhead;p=ceph.git

os/bluestore/KernelDevice: fix flush() vs sync write()

We need to set the atomic flag so that a flush will actually flush.

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

diff --git a/src/os/bluestore/KernelDevice.cc b/src/os/bluestore/KernelDevice.cc
index 52cab96bbdd4..f5069cf98b36 100644
--- a/src/os/bluestore/KernelDevice.cc
+++ b/src/os/bluestore/KernelDevice.cc
@@ -559,6 +559,9 @@ int KernelDevice::_sync_write(uint64_t off, bufferlist &bl, bool buffered)
       return r;
     }
   }
+
+  io_since_flush.store(true);
+
   return 0;
 }