When open in btrfs_open_devices failed, only the following message is displayed. Therefore the user doesn't understand the reason why open failed.
# btrfs check /dev/sdb8 Couldn't open file system This patch adds the error message when open fails. Signed-off-by: Tsutomu Itoh <t-i...@jp.fujitsu.com> --- volumes.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/volumes.c b/volumes.c index ccfa732..80d61cf 100644 --- a/volumes.c +++ b/volumes.c @@ -227,6 +227,8 @@ int btrfs_open_devices(struct btrfs_fs_devices *fs_devices, int flags) fd = open(device->name, flags); if (fd < 0) { ret = -errno; + error("cannot open '%s': %s", device->name, + strerror(errno)); goto fail; } -- 2.8.1 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html