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| author |   Qu Wenruo <wqu@suse.com> | 2022-05-10 15:10:18 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-06-14 18:11:24 +0200 |
| commit | 622ced791ed836100cb4350d7e24831903c900cc (patch) | |
| tree | 44a850e6ca4a2b77ab532d634139312f6f76537f /fs | |
| parent | ptrace: Reimplement PTRACE_KILL by always sending SIGKILL (diff) | |
| download | wireguard-linux-622ced791ed836100cb4350d7e24831903c900cc.tar.xz wireguard-linux-622ced791ed836100cb4350d7e24831903c900cc.zip | |
btrfs: add "0x" prefix for unsupported optional features
commit d5321a0fa8bc49f11bea0b470800962c17d92d8f upstream.
The following error message lack the "0x" obviously:
cannot mount because of unsupported optional features (4000)
Add the prefix to make it less confusing. This can happen on older
kernels that try to mount a filesystem with newer features so it makes
sense to backport to older trees.
CC: stable@vger.kernel.org # 4.14+
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/disk-io.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index f18c6d97932e..a4b3e6f6bf02 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2927,7 +2927,7 @@ int open_ctree(struct super_block *sb, ~BTRFS_FEATURE_INCOMPAT_SUPP; if (features) { btrfs_err(fs_info, - "cannot mount because of unsupported optional features (%llx)", + "cannot mount because of unsupported optional features (0x%llx)", features); err = -EINVAL; goto fail_csum; @@ -2965,7 +2965,7 @@ int open_ctree(struct super_block *sb, ~BTRFS_FEATURE_COMPAT_RO_SUPP; if (!sb_rdonly(sb) && features) { btrfs_err(fs_info, - "cannot mount read-write because of unsupported optional features (%llx)", + "cannot mount read-write because of unsupported optional features (0x%llx)", features); err = -EINVAL; goto fail_csum; |