linux-kernel - Re: [PATCH] x86/hweight: Don't clobber %rdi

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Date:	Mon, 8 Aug 2016 10:58:51 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Ville Syrjälä <ville.syrjala@...ux.intel.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"the arch/x86 maintainers" <x86@...nel.org>,
	Borislav Petkov <bp@...e.de>,
	"H . Peter Anvin" <hpa@...or.com>,
	Andy Lutomirski <luto@...capital.net>,
	Brian Gerst <brgerst@...il.com>,
	Denys Vlasenko <dvlasenk@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH] x86/hweight: Don't clobber %rdi

On Mon, Aug 8, 2016 at 10:35 AM,  <ville.syrjala@...ux.intel.com> wrote:
> From: Ville Syrjälä <ville.syrjala@...ux.intel.com>
>
> The caller expects %rdi to remain intact, push+pop it make that happen.

Indeed. Applied,

           Linus