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| author | Marcos Paulo de Souza <marcos@mpdesouza.com> | 2020-02-11 14:55:26 +0100 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-03-23 17:01:46 +0100 |
| commit | faf8f7b957134a68f8ca409ae9957affd098d5c1 (patch) | |
| tree | 573469a3abe07d74d875a8e91eb1bdf8bdcfdae1 | |
| parent | btrfs: slightly simplify global block reserve calculations (diff) | |
| download | linux-faf8f7b957134a68f8ca409ae9957affd098d5c1.tar.xz linux-faf8f7b957134a68f8ca409ae9957affd098d5c1.zip | |
btrfs: ioctl: resize: only show message if size is changed
There is no point to inform the user about size change if there's none.
Update the message to conform to a commonly used format where the path
and devid are printed and also print old and new sizes.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Marcos Paulo de Souza <marcos@mpdesouza.com>
Reviewed-by: David Sterba <dsterba@suse.com>
[ enhance message ]
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to '')
| -rw-r--r-- | fs/btrfs/ioctl.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 6ded5e346821..0bedb5da061d 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -1710,9 +1710,6 @@ static noinline int btrfs_ioctl_resize(struct file *file, new_size = round_down(new_size, fs_info->sectorsize); - btrfs_info_in_rcu(fs_info, "new size for %s is %llu", - rcu_str_deref(device->name), new_size); - if (new_size > old_size) { trans = btrfs_start_transaction(root, 0); if (IS_ERR(trans)) { @@ -1725,6 +1722,11 @@ static noinline int btrfs_ioctl_resize(struct file *file, ret = btrfs_shrink_device(device, new_size); } /* equal, nothing need to do */ + if (ret == 0 && new_size != old_size) + btrfs_info_in_rcu(fs_info, + "resize device %s (devid %llu) from %llu to %llu", + rcu_str_deref(device->name), device->devid, + old_size, new_size); out_free: kfree(vol_args); out: |