Re: [RFC PATCH 04/30] s390: Convert open coded idle time seqcount

[Heiko Carstens]

On Fri, Nov 28, 2014 at 07:23:34PM +0100, Frederic Weisbecker wrote:
> s390 uses open coded seqcount to synchronize idle time accounting.
> Lets consolidate it with the standard API.
> 
> Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> Cc: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
> Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
> Cc: Paul Mackerras <paulus@xxxxxxxxx>
> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> Cc: Rik van Riel <riel@xxxxxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Tony Luck <tony.luck@xxxxxxxxx>
> Cc: Wu Fengguang <fengguang.wu@xxxxxxxxx>
> Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
> ---
>  arch/s390/include/asm/idle.h |  3 ++-
>  arch/s390/kernel/idle.c      | 28 +++++++++++++++-------------
>  2 files changed, 17 insertions(+), 14 deletions(-)

This is a nice cleanup. I'll apply it to the s390 tree, so it will
go upstream independently of this discussion.

Thanks,
Heiko

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