[Virtio-fs] [PATCH v2] virtiofsd: fix compile error if 'F_OFD_GETLK' not defined

piaojun piaojun at huawei.com
Fri Aug 2 08:38:32 UTC 2019


Use F_GETLK for fcntl when F_OFD_GETLK not defined, such as kernel 3.10.

Signed-off-by: Jun Piao <piaojun at huawei.com>
---
v2:
- Use F_OFD_SETLK to replace F_OFD_GETLK in #ifdef.

---
 contrib/virtiofsd/passthrough_ll.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/contrib/virtiofsd/passthrough_ll.c b/contrib/virtiofsd/passthrough_ll.c
index a81c01d..c69f2f3 100644
--- a/contrib/virtiofsd/passthrough_ll.c
+++ b/contrib/virtiofsd/passthrough_ll.c
@@ -1780,7 +1780,11 @@ static void lo_getlk(fuse_req_t req, fuse_ino_t ino,
 		goto out;
 	}

+#ifdef F_OFD_GETLK
 	ret = fcntl(plock->fd, F_OFD_GETLK, lock);
+#else
+	ret = fcntl(plock->fd, F_GETLK, lock);
+#endif
 	if (ret == -1)
 		saverr = errno;

@@ -1831,7 +1835,11 @@ static void lo_setlk(fuse_req_t req, fuse_ino_t ino,

 	/* TODO: Is it alright to modify flock? */
 	lock->l_pid = 0;
+#ifdef F_OFD_SETLK
 	ret = fcntl(plock->fd, F_OFD_SETLK, lock);
+#else
+	ret = fcntl(plock->fd, F_GETLK, lock);
+#endif
 	if (ret == -1) {
 		saverr = errno;
 	}
-- 




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