Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-11 Thread Zhi Yong Wu
On Thu, Oct 11, 2012 at 10:41 PM, David Sterba wrote: > On Thu, Oct 11, 2012 at 10:35:28PM +0800, Zhi Yong Wu wrote: >> >> --- a/fs/btrfs/super.c >> >> +++ b/fs/btrfs/super.c >> >> @@ -303,7 +304,7 @@ enum { >> >> Opt_notreelog, Opt_ratio, Opt_flushoncommit, Opt_discard, >> >> Opt_spac

Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-11 Thread David Sterba
On Thu, Oct 11, 2012 at 10:35:28PM +0800, Zhi Yong Wu wrote: > >> --- a/fs/btrfs/super.c > >> +++ b/fs/btrfs/super.c > >> @@ -303,7 +304,7 @@ enum { > >> Opt_notreelog, Opt_ratio, Opt_flushoncommit, Opt_discard, > >> Opt_space_cache, Opt_clear_cache, Opt_user_subvol_rm_allowed, > >>

Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-11 Thread Zhi Yong Wu
On Thu, Oct 11, 2012 at 12:28 AM, David Sterba wrote: > Hi, > > On Wed, Oct 10, 2012 at 06:07:23PM +0800, zwu.ker...@gmail.com wrote: >> --- a/fs/btrfs/ctree.h >> +++ b/fs/btrfs/ctree.h >> @@ -1726,6 +1726,7 @@ struct btrfs_ioctl_defrag_range_args { >> #define BTRFS_MOUNT_CHECK_INTEGRITY (1 << 2

Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-11 Thread Zhi Yong Wu
On Thu, Oct 11, 2012 at 12:28 AM, David Sterba wrote: > Hi, > > On Wed, Oct 10, 2012 at 06:07:23PM +0800, zwu.ker...@gmail.com wrote: >> --- a/fs/btrfs/ctree.h >> +++ b/fs/btrfs/ctree.h >> @@ -1726,6 +1726,7 @@ struct btrfs_ioctl_defrag_range_args { >> #define BTRFS_MOUNT_CHECK_INTEGRITY (1 << 2

Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-10 Thread David Sterba
Hi, On Wed, Oct 10, 2012 at 06:07:23PM +0800, zwu.ker...@gmail.com wrote: > --- a/fs/btrfs/ctree.h > +++ b/fs/btrfs/ctree.h > @@ -1726,6 +1726,7 @@ struct btrfs_ioctl_defrag_range_args { > #define BTRFS_MOUNT_CHECK_INTEGRITY (1 << 20) > #define BTRFS_MOUNT_CHECK_INTEGRITY_INCLUDING_EXTENT_DATA

Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-10 Thread Zhi Yong Wu
-bt...@vger.kernel.org, linux-kernel@vger.kernel.org, >> linux...@linux.vnet.ibm.com, v...@zeniv.linux.org.uk, >> da...@fromorbit.com, >> d...@jikos.cz, ty...@mit.edu, c...@us.ibm.com, >> Zhi Yong Wu >> Subject: Re: [RFC v3 01/13] btrfs: add one new mount

Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-10 Thread Lukáš Czerner
ux.vnet.ibm.com, v...@zeniv.linux.org.uk, da...@fromorbit.com, > d...@jikos.cz, ty...@mit.edu, c...@us.ibm.com, > Zhi Yong Wu > Subject: Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track' > > On Wed, Oct 10, 2012 at 7:59 PM, Lukáš Czerner wrote: > >

Re: [RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-10 Thread Zhi Yong Wu
@vger.kernel.org, >> linux-kernel@vger.kernel.org, linux...@linux.vnet.ibm.com, >> v...@zeniv.linux.org.uk, da...@fromorbit.com, d...@jikos.cz, >> ty...@mit.edu, c...@us.ibm.com, Zhi Yong Wu >> Subject: [RFC v3 01/13] btrfs: add one new mount option '-o hot_tr

[RFC v3 01/13] btrfs: add one new mount option '-o hot_track'

2012-10-10 Thread zwu . kernel
From: Zhi Yong Wu Introduce one new mount option '-o hot_track', and add its parsing support. Its usage looks like: mount -o hot_track mount -o nouser,hot_track mount -o nouser,hot_track,loop mount -o hot_track,nouser Signed-off-by: Zhi Yong Wu --- fs/btrfs/ctree.h |1 + fs/b