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Message-ID: <2f70c3fc-fdb6-450c-d570-f39280798872@suse.com>
Date:   Sun, 22 May 2022 13:08:00 +0200
From:   Juergen Gross <jgross@...e.com>
To:     Maximilian Heyne <mheyne@...zon.de>
Cc:     Josh Poimboeuf <jpoimboe@...nel.org>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>, xen-devel@...ts.xenproject.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86: xen: remove STACK_FRAME_NON_STANDARD from xen_cpuid

On 17.05.22 18:24, Maximilian Heyne wrote:
> Since commit 4d65adfcd119 ("x86: xen: insn: Decode Xen and KVM
> emulate-prefix signature"), objtool is able to correctly parse the
> prefixed instruction in xen_cpuid and emit correct orc unwind
> information. Hence, marking the function as STACKFRAME_NON_STANDARD is
> no longer needed.
> 
> This commit is basically a revert of commit 983bb6d254c7 ("x86/xen: Mark
> xen_cpuid() stack frame as non-standard").
> 
> Signed-off-by: Maximilian Heyne <mheyne@...zon.de>
> CC: Josh Poimboeuf <jpoimboe@...nel.org>

Pushed to xen/tip.git for-linus-5.19


Juergen

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