Re: [PATCH] arch/tile: updates to hardwall code from community feedback.

[Arnd Bergmann <arnd@arndb.de>]

On Friday 02 July 2010 17:45:18 Chris Metcalf wrote:
> 
> This change reflects some feedback from Arnd Bergmann, and also
> fixes a compat issue by removing the requirement that the cpumask
> pointer passed to the ioctl point to memory whose size is a
> multiple of sizeof(long), since that is awkward when userspace
> has a different sizeof(long).
> 
> The compat_ptr() declaration was fixed and used to pass the
> compat_ioctl argument to the normal ioctl.  So far we limit compat
> code to 2GB, so the difference between zero-extend and sign-extend
> (the latter being correct, eventually) had been overlooked.
> 
> Remove the file_to_hardwall() abstractions since they're not
> really needed.

Looks good.

> In addition, use <linux/list_types.h> to simplify hardwall code.
> Instead of using a bogus hardwall_list type, we can now use
> the proper list_head type directly.

It sounds like this is now ending up in linux/types.h,
so you'll have to change that again.

> Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>

Acked-by: Arnd Bergmann <arnd@arndb.de>