Anand Jain
2014-Oct-15 00:46 UTC
[PATCH 1/1] btrfs-progs: open RW to register device using btrfs-control
We are passing device path to be registered with in kernel,
so we need to open with RW
Signed-off-by: Anand Jain <anand.jain@oracle.com>
---
utils.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/utils.c b/utils.c
index dd4ee52..78cb93f 100644
--- a/utils.c
+++ b/utils.c
@@ -1243,7 +1243,7 @@ void btrfs_register_one_device(char *fname)
int ret;
int e;
- fd = open("/dev/btrfs-control", O_RDONLY);
+ fd = open("/dev/btrfs-control", O_RDWR);
if (fd < 0) {
fprintf(stderr, "failed to open /dev/btrfs-control "
"skipping device registration: %s\n",
--
2.0.0.153.g79dcccc
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