[PATCH v2 2/3] xfs_quota: changes to accomodate hoisted ioctl defs

[Dave Chinner]

On Tue, Aug 16, 2016 at 09:16:37AM -0500, Bill O'Donnell wrote:
> The kernel commit to make the ioctl promotion (334e580a6f) moved
> the definitions for the XFS ioctl to uapi/linux/fs.h for the
> following reason:
> 
>     Hoist the ioctl definitions for the XFS_IOC_FS[SG]SETXATTR API
>     from fs/xfs/libxfs/xfs_fs.h to include/uapi/linux/fs.h so that
>     the ioctls can be used by all filesystems, not just XFS. This
>     enables (initially) ext4 to use the ioctl to set project IDs on
>     inodes.
> 
> This means we now need to handle this change in userspace as the
> uapi/linux/fs.h file may not contain the definitions (i.e. new
> xfsprogs/ old linux uapi files) xfsprogs needs to build. Hence we
> need to massage the definition in xfs_fs.h to take the values from
> the system header if it exists, otherwise keep the old definitions
> for compatibility and platforms other than linux..
> 
> This patch was originally submitted by Dave Chinner
> (http://oss.sgi.com/archives/xfs/2016-02/msg00108.html)
> 
> Resubmitting with changes to accomodate upstream changes since
> initial submission.

This is unnecessary - the "include local version" changes were made
to the platform headers (e.g. include/linux.h) in commit 83f4b5a
("xfs_fs.h: XFS_IOC_FS[SG]SETXATTR to FS_IOC_FS[SG]ETXATTR
promotion").

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com