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| author | Anand Jain <anand.jain@oracle.com> | 2024-02-25 12:28:31 +0530 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2024-03-05 17:13:24 +0100 |
| commit | 0782303aaa508e4907fc88984b2c550db2b493a1 (patch) | |
| tree | 56681ba8f352a679b4cfe1c64b0eebc6f8eb9954 /fs/btrfs/volumes.c | |
| parent | 7ec28f83a161c4aa6a01d93cf14ee18ec9414fa1 (diff) | |
| download | linux-0782303aaa508e4907fc88984b2c550db2b493a1.tar.gz linux-0782303aaa508e4907fc88984b2c550db2b493a1.tar.bz2 linux-0782303aaa508e4907fc88984b2c550db2b493a1.zip | |
btrfs: include device major and minor numbers in the device scan notice
To better debug issues surrounding device scans, include the device's
major and minor numbers in the device scan notice for btrfs.
Reviewed-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: Sweet Tea Dorminy <sweettea-kernel@dorminy.me>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/volumes.c')
| -rw-r--r-- | fs/btrfs/volumes.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 3cc947a42116..5239b76775ba 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -767,8 +767,9 @@ static noinline struct btrfs_device *device_list_add(const char *path, if (same_fsid_diff_dev) { generate_random_uuid(fs_devices->fsid); fs_devices->temp_fsid = true; - pr_info("BTRFS: device %s using temp-fsid %pU\n", - path, fs_devices->fsid); + pr_info("BTRFS: device %s (%d:%d) using temp-fsid %pU\n", + path, MAJOR(path_devt), MINOR(path_devt), + fs_devices->fsid); } mutex_lock(&fs_devices->device_list_mutex); @@ -797,8 +798,9 @@ static noinline struct btrfs_device *device_list_add(const char *path, if (fs_devices->opened) { btrfs_err(NULL, -"device %s belongs to fsid %pU, and the fs is already mounted, scanned by %s (%d)", - path, fs_devices->fsid, current->comm, +"device %s (%d:%d) belongs to fsid %pU, and the fs is already mounted, scanned by %s (%d)", + path, MAJOR(path_devt), MINOR(path_devt), + fs_devices->fsid, current->comm, task_pid_nr(current)); mutex_unlock(&fs_devices->device_list_mutex); return ERR_PTR(-EBUSY); @@ -824,13 +826,15 @@ static noinline struct btrfs_device *device_list_add(const char *path, if (disk_super->label[0]) pr_info( - "BTRFS: device label %s devid %llu transid %llu %s scanned by %s (%d)\n", +"BTRFS: device label %s devid %llu transid %llu %s (%d:%d) scanned by %s (%d)\n", disk_super->label, devid, found_transid, path, + MAJOR(path_devt), MINOR(path_devt), current->comm, task_pid_nr(current)); else pr_info( - "BTRFS: device fsid %pU devid %llu transid %llu %s scanned by %s (%d)\n", +"BTRFS: device fsid %pU devid %llu transid %llu %s (%d:%d) scanned by %s (%d)\n", disk_super->fsid, devid, found_transid, path, + MAJOR(path_devt), MINOR(path_devt), current->comm, task_pid_nr(current)); } else if (!device->name || strcmp(device->name->str, path)) { @@ -1366,7 +1370,8 @@ struct btrfs_device *btrfs_scan_one_device(const char *path, blk_mode_t flags, else btrfs_free_stale_devices(devt, NULL); - pr_debug("BTRFS: skip registering single non-seed device %s\n", path); + pr_debug("BTRFS: skip registering single non-seed device %s (%d:%d)\n", + path, MAJOR(devt), MINOR(devt)); device = NULL; goto free_disk_super; } |