linux-kernel - RE: [RFC V2] arm/arm64:add CONFIG_HAVE_ARCH_BITREVERSE to support rbit instruction

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Date:	Wed, 29 Oct 2014 13:20:14 +0800
From:	"Wang, Yalin" <Yalin.Wang@...ymobile.com>
To:	'Rob Herring' <robherring2@...il.com>,
	Joe Perches <joe@...ches.com>
CC:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Will Deacon <Will.Deacon@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"akinobu.mita@...il.com" <akinobu.mita@...il.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: RE: [RFC V2] arm/arm64:add CONFIG_HAVE_ARCH_BITREVERSE to support
 rbit instruction

> From: Rob Herring [mailto:robherring2@...il.com]
> >> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index
> >> 9532f8d..263c28c 100644
> >> --- a/arch/arm64/Kconfig
> >> +++ b/arch/arm64/Kconfig
> >> @@ -36,6 +36,7 @@ config ARM64
> >>       select HARDIRQS_SW_RESEND
> >>       select HAVE_ARCH_AUDITSYSCALL
> >>       select HAVE_ARCH_JUMP_LABEL
> >> +     select HAVE_ARCH_BITREVERSE
> >>       select HAVE_ARCH_KGDB
> >>       select HAVE_ARCH_TRACEHOOK
> >>       select HAVE_BPF_JIT
> 
> The kconfig lists should be sorted.
> 
> Rob

Got it ,
Thanks for your remind.