Re: [PATCH] Btrfs: clear compress-force when remounting with compress option

2014-05-27 Thread Wang Shilong
Hi David, On 05/28/2014 12:22 AM, David Sterba wrote: On Fri, May 23, 2014 at 11:36:52AM +0800, Wang Shilong wrote: --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -513,6 +513,14 @@ int btrfs_parse_options(struct btrfs_root *root, char *options) btrfs_i

Re: [PATCH] Btrfs: clear compress-force when remounting with compress option

2014-05-27 Thread David Sterba
On Fri, May 23, 2014 at 11:36:52AM +0800, Wang Shilong wrote: > --- a/fs/btrfs/super.c > +++ b/fs/btrfs/super.c > @@ -513,6 +513,14 @@ int btrfs_parse_options(struct btrfs_root *root, char > *options) > btrfs_info(root->fs_info, >

[PATCH] Btrfs: clear compress-force when remounting with compress option

2014-05-22 Thread Wang Shilong
Steps to reproduce: # mkfs.btrfs -f /dev/sdb # mount /dev/sdb /mnt -o compress-force=lzo # mount /dev/sdb /mnt -o remount,compress=zlib # cat /proc/mounts Remounting from compress-force to compress could not clear compress-force option. The problem is there is no way for users to clear compres