Re: FAILED: patch "[PATCH] sched/preempt: Fix cond_resched_lock() and" failed to apply to 4.1-stable tree

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On Sun, Oct 18, 2015 at 06:44:19AM +0200, Mike Galbraith wrote:
> Depends on 90b62b5129d5cb50f62f40e684de7a1961e57197.  Rather than munge
> the patch, take the dependency.
>

Thanks Mike, I'll queue these for this for the 3.16 kernel as well.

Cheers,
--
Luís


> From 90b62b5129d5cb50f62f40e684de7a1961e57197 Mon Sep 17 00:00:00 2001
> From: Frederic Weisbecker <fweisbec@xxxxxxxxx>
> Date: Tue, 12 May 2015 16:41:48 +0200
> Subject: sched/preempt: Rename PREEMPT_CHECK_OFFSET to PREEMPT_DISABLE_OFFSET
> 
> "CHECK" suggests it's only used as a comparison mask. But now it's used
> further as a config-conditional preempt disabler offset. Lets
> disambiguate this name.
> 
> Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Link: http://lkml.kernel.org/r/1431441711-29753-4-git-send-email-fweisbec@xxxxxxxxx
> Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
> Signed-off-by: Mike Galbraith <efault@xxxxxx>
> ---
>  include/linux/preempt_mask.h |    8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> --- a/include/linux/preempt_mask.h
> +++ b/include/linux/preempt_mask.h
> @@ -72,9 +72,9 @@
>  #define in_nmi()	(preempt_count() & NMI_MASK)
>  
>  #if defined(CONFIG_PREEMPT_COUNT)
> -# define PREEMPT_CHECK_OFFSET 1
> +# define PREEMPT_DISABLE_OFFSET 1
>  #else
> -# define PREEMPT_CHECK_OFFSET 0
> +# define PREEMPT_DISABLE_OFFSET 0
>  #endif
>  
>  /*
> @@ -90,7 +90,7 @@
>   *
>   * Work as expected.
>   */
> -#define SOFTIRQ_LOCK_OFFSET (SOFTIRQ_DISABLE_OFFSET + PREEMPT_CHECK_OFFSET)
> +#define SOFTIRQ_LOCK_OFFSET (SOFTIRQ_DISABLE_OFFSET + PREEMPT_DISABLE_OFFSET)
>  
>  /*
>   * Are we running in atomic context?  WARNING: this macro cannot
> @@ -106,7 +106,7 @@
>   * (used by the scheduler, *after* releasing the kernel lock)
>   */
>  #define in_atomic_preempt_off() \
> -		((preempt_count() & ~PREEMPT_ACTIVE) != PREEMPT_CHECK_OFFSET)
> +		((preempt_count() & ~PREEMPT_ACTIVE) != PREEMPT_DISABLE_OFFSET)
>  
>  #ifdef CONFIG_PREEMPT_COUNT
>  # define preemptible()	(preempt_count() == 0 && !irqs_disabled())
> 
> 
> 
> 
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