linux-kernel - Re: [PATCH v2 16/24] x86/xen: Make get

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Message-ID: <3da9f8b0-af99-769a-1898-df33a07aca0a@suse.com>
Date:   Thu, 24 Jun 2021 12:57:21 +0200
From:   Juergen Gross <jgross@...e.com>
To:     Peter Zijlstra <peterz@...radead.org>, jpoimboe@...hat.com,
        tglx@...utronix.de
Cc:     linux-kernel@...r.kernel.org, joro@...tes.org,
        boris.ostrovsky@...cle.com, x86@...nel.org, mbenes@...e.com,
        rostedt@...dmis.org, dvyukov@...gle.com, elver@...gle.com
Subject: Re: [PATCH v2 16/24] x86/xen: Make get_debugreg() noinstr

On 24.06.21 11:41, Peter Zijlstra wrote:
> vmlinux.o: warning: objtool: pv_ops[1]: xen_get_debugreg
> vmlinux.o: warning: objtool: pv_ops[1]: native_get_debugreg
> vmlinux.o: warning: objtool: exc_debug()+0x25: call to pv_ops[1]() leaves .noinstr.text section
> 
> Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>

Reviewed-by: Juergen Gross <jgross@...e.com>


Juergen

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