linux-kernel - Re: [PATCH v8 6/7] arm64, jump label: optimize jump label implementation

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Message-ID: <20140107154622.GA4399@mudshark.cambridge.arm.com>
Date:	Tue, 7 Jan 2014 15:46:23 +0000
From:	Will Deacon <will.deacon@....com>
To:	Jiang Liu <liuj97@...il.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	Sandeepa Prabhu <sandeepa.prabhu@...aro.org>,
	AKASHI Takahiro <takahiro.akashi@...aro.org>,
	Marc Zyngier <Marc.Zyngier@....com>,
	Mark Rutland <Mark.Rutland@....com>,
	Arnd Bergmann <arnd@...db.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v8 6/7] arm64, jump label: optimize jump label
 implementation

On Tue, Jan 07, 2014 at 02:17:13PM +0000, Jiang Liu wrote:
> Optimize jump label implementation for ARM64 by dynamically patching
> kernel text.
> 
> Signed-off-by: Jiang Liu <liuj97@...il.com>
> ---
>  arch/arm64/Kconfig                  |  1 +
>  arch/arm64/include/asm/jump_label.h | 52 +++++++++++++++++++++++++++++++++
>  arch/arm64/kernel/Makefile          |  1 +
>  arch/arm64/kernel/jump_label.c      | 58 +++++++++++++++++++++++++++++++++++++
>  4 files changed, 112 insertions(+)
>  create mode 100644 arch/arm64/include/asm/jump_label.h
>  create mode 100644 arch/arm64/kernel/jump_label.c

  Reviewed-by: Will Deacon <will.deacon@....com>

Thanks for sticking with this! I think this series is good for merging now.

Will
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