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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Allen Pais <allen.pais@oracle.com>
Cc: linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org
Subject: Re: [PATCH 1/3] sparc64: use generic rwsem spinlocks rt
Date: Mon, 16 Dec 2013 11:26:51 +0100	[thread overview]
Message-ID: <52AED56B.2090102@linutronix.de> (raw)
In-Reply-To: <1387166853-10782-2-git-send-email-allen.pais@oracle.com>

On 12/16/2013 05:07 AM, Allen Pais wrote:
> --- a/arch/sparc/Kconfig
> +++ b/arch/sparc/Kconfig
> @@ -179,12 +179,10 @@ config NR_CPUS
>  source kernel/Kconfig.hz
>  
>  config RWSEM_GENERIC_SPINLOCK
> -	bool
> -	default y if SPARC32
> +	def_bool PREEMPT_RT_FULL
>  
>  config RWSEM_XCHGADD_ALGORITHM
> -	bool
> -	default y if SPARC64
> +	def_bool !RWSEM_GENERIC_SPINLOCK && !PREEMPT_RT_FULL
>  
>  config GENERIC_HWEIGHT
>  	bool


davem won't apply this because the PREEMPT_RT symbol is not available
upstream. I referred to patch two+.

Sebastian

  reply	other threads:[~2013-12-16 10:26 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-16  4:07 [PATCH 0/3] PREEMPT_RT support for Sparc64 Allen Pais
2013-12-16  4:07 ` [PATCH 1/3] sparc64: use generic rwsem spinlocks rt Allen Pais
2013-12-16 10:26   ` Sebastian Andrzej Siewior [this message]
2013-12-16 11:01     ` Allen Pais
2013-12-16  4:07 ` [PATCH 2/3] sparc64: convert spinlock_t to raw_spinlock_t in mmu_context_t Allen Pais
2013-12-16 10:28   ` Sebastian Andrzej Siewior
2013-12-16 10:59     ` Allen Pais
2014-01-05  1:32       ` David Miller
2014-01-06  3:35         ` Allen Pais
2013-12-16 10:59     ` Allen Pais
2013-12-16  4:07 ` [PATCH 3/3] sparc64: convert ctx_alloc_lock raw_spinlock_t Allen Pais
2013-12-30 12:42 ` [PATCH 0/3] PREEMPT_RT support for Sparc64 Kirill Tkhai
2013-12-30 12:44   ` Allen Pais

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