linux-kernel - Re: [PATCH 1/4] x86/percpu: Use explicit segment registers in lib/cmpxchg{8,16}b

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Date:   Thu, 12 Oct 2023 14:05:45 -0700
From:   "H. Peter Anvin" <hpa@...or.com>
To:     Uros Bizjak <ubizjak@...il.com>, x86@...nel.org,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH 1/4] x86/percpu: Use explicit segment registers in
 lib/cmpxchg{8,16}b_emu.S

On 10/12/23 14:02, H. Peter Anvin wrote:>
> %fs??
 >

Nevermind, I forgot that we changed from %gs to %fs on i386 at some 
point in the now-distant past.

	-hpa