linux-kernel - Re: [PATCH v3 13/41] x86: reuse asm-generic/barrier.h

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Message-ID: <alpine.DEB.2.11.1601121510380.3575@nanos>
Date:	Tue, 12 Jan 2016 15:10:49 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	"Michael S. Tsirkin" <mst@...hat.com>
cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Arnd Bergmann <arnd@...db.de>, linux-arch@...r.kernel.org,
	Andrew Cooper <andrew.cooper3@...rix.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	virtualization@...ts.linux-foundation.org,
	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Joe Perches <joe@...ches.com>,
	David Miller <davem@...emloft.net>, linux-ia64@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org, linux-s390@...r.kernel.org,
	sparclinux@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-metag@...r.kernel.org, linux-mips@...ux-mips.org,
	x86@...nel.org, user-mode-linux-devel@...ts.sourceforge.net,
	adi-buildroot-devel@...ts.sourceforge.net,
	linux-sh@...r.kernel.org, linux-xtensa@...ux-xtensa.org,
	xen-devel@...ts.xenproject.org, Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...e.de>, Andy Lutomirski <luto@...nel.org>
Subject: Re: [PATCH v3 13/41] x86: reuse asm-generic/barrier.h

On Sun, 10 Jan 2016, Michael S. Tsirkin wrote:

> As on most architectures, on x86 read_barrier_depends and
> smp_read_barrier_depends are empty.  Drop the local definitions and pull
> the generic ones from asm-generic/barrier.h instead: they are identical.
> 
> This is in preparation to refactoring this code area.
> 
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> Acked-by: Arnd Bergmann <arnd@...db.de>

Reviewed-by: Thomas Gleixner <tglx@...utronix.de>