From: Willem Jan Withagen <wjw@digiware.nl>
Date: Thu, 14 Feb 2019 16:54:38 +0000 (+0100)
Subject: Bluestore: Only use F_SET_FILE_RW_HINT when available
X-Git-Tag: v14.1.0~79^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F26431%2Fhead;p=ceph.git

Bluestore: Only use F_SET_FILE_RW_HINT when available

Signed-off-by: Willem Jan Withagen <wjw@digiware.nl>
---

diff --git a/src/os/bluestore/KernelDevice.cc b/src/os/bluestore/KernelDevice.cc
index df75086f43d..4f2aaa3373f 100644
--- a/src/os/bluestore/KernelDevice.cc
+++ b/src/os/bluestore/KernelDevice.cc
@@ -92,6 +92,7 @@ int KernelDevice::open(const string& p)
     goto out_fail;
   }
 
+#if defined(F_SET_FILE_RW_HINT)
   for (i = WRITE_LIFE_NONE; i < WRITE_LIFE_MAX; i++) {
     if (fcntl(fd_directs[i], F_SET_FILE_RW_HINT, &i) < 0) {
       r = -errno;
@@ -106,6 +107,7 @@ int KernelDevice::open(const string& p)
     enable_wrt = false;
     dout(0) << "ioctl(F_SET_FILE_RW_HINT) on " << path << " failed: " << cpp_strerror(r) << dendl;
   }
+#endif
 
   dio = true;
   aio = cct->_conf->bdev_aio;