[PATCH 32/55] xfs: create xfs_bmap_util.[ch]

[Mark Tinguely]

On 09/04/13 17:05, Dave Chinner wrote:
> From: Dave Chinner<dchinner at redhat.com>
>
> There is a bunch of code in xfs_bmap.c that is kernel specific and
> not shared with userspace. to minimise the difference between the
> kernel and userspace code, shift this unshared code to
> xfs_bmap_util.c, and the declarations to xfs_bmap_util.h.
>
> The biggest issue here is xfs_bmap_finish() - userspce has it's own
> definition of this function, and so we need to move it out of
> xfs_bmap.[ch]. This means several other files need to include
> xfs_bmap_util.c as well.
>
> It also introduces and interesting dance for the stack switching
> code in xfs_bmapi_allocate(). The stack switching/workqueue code is
> actually moved to xfs_bmap_util.c, so that userspace can simply use
> a #define in a header file to connect the dots without needing to
> know about the stack switch code at all.
>
> Signed-off-by: Dave Chinner<dchinner at redhat.com>
> ---

Skipped patch 31 because there are issues that I do not see resolved by 
the end of the series. I will come back to it.

This patch did not change from last posting. User equivalent of kernel 
patch 21/50.

Reviewed-by: Mark Tinguely <tinguely at sgi.com>