From a963abc3d32cc3ca8ebf202f1227064fdd9c14a6 Mon Sep 17 00:00:00 2001 From: Patrik Lundquist Date: Tue, 5 Apr 2016 17:27:43 +0200 Subject: btrfs-progs: device stats: Print devid instead of null MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Print e.g. "[devid:4].write_io_errs   6" instead of "[(null)].write_io_errs   6" when device is missing. Signed-off-by: Patrik Lundquist Signed-off-by: David Sterba --- cmds-device.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'cmds-device.c') diff --git a/cmds-device.c b/cmds-device.c index b17b6c6f..7616c430 100644 --- a/cmds-device.c +++ b/cmds-device.c @@ -447,6 +447,13 @@ static int cmd_device_stats(int argc, char **argv) canonical_path = canonicalize_path((char *)path); + /* No path when device is missing. */ + if (!canonical_path) { + canonical_path = malloc(32); + snprintf(canonical_path, 32, + "devid:%llu", args.devid); + } + if (args.nr_items >= BTRFS_DEV_STAT_WRITE_ERRS + 1) printf("[%s].write_io_errs %llu\n", canonical_path, -- cgit v1.2.3