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Date:   Mon, 6 Jul 2020 11:32:07 +0200
From:   Michal Kubecek <mkubecek@suse.cz>
To:     =?utf-8?B?SsO8cmdlbiBHcm/Dnw==?= <jgross@suse.com>
Cc:     Andy Lutomirski <luto@kernel.org>, x86@kernel.org,
        Andrew Cooper <andrew.cooper3@citrix.com>,
        LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH entry v2 3/6] x86/entry/xen: Route #DB correctly on Xen PV
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On Mon, Jul 06, 2020 at 10:57:07AM +0200, J?rgen Gro? wrote:
> On 06.07.20 10:41, Michal Kubecek wrote:
> > this patch - now in mainline as commit 13cbc0cd4a30 ("x86/entry/32: Fix
> > #MC and #DB wiring on x86_32") - seems to break i586 builds with
> > CONFIG_XEN_PV=y as xenpv_exc_nmi and xenpv_exc_debug are only defined
> > with CONFIG_X86_64:
> > 
> > [ 1279s] ld: arch/x86/entry/entry_32.o: in function `asm_xenpv_exc_nmi':
> > [ 1279s] /home/abuild/rpmbuild/BUILD/kernel-pae-5.8.rc4/linux-5.8-rc4/linux-obj/../arch/x86/include/asm/idtentry.h:557: undefined reference to `xenpv_exc_nmi'
> > [ 1279s] ld: arch/x86/entry/entry_32.o: in function `asm_xenpv_exc_debug':
> > [ 1279s] /home/abuild/rpmbuild/BUILD/kernel-pae-5.8.rc4/linux-5.8-rc4/linux-obj/../arch/x86/include/asm/idtentry.h:567: undefined reference to `xenpv_exc_debug'
> 
> Fix is already queued in tip/tip.git x86/urgent

Thank you,
Michal