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From: Michal Kubecek <mkubecek@suse.cz>
To: "Jürgen Groß" <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
Date: Mon, 6 Jul 2020 11:32:07 +0200
Message-ID: <20200706093207.hogaifg6e4fjfgqh@lion.mk-sys.cz> (raw)
In-Reply-To: <9432d30a-e1eb-2b5e-beff-e24768c09aad@suse.com>

On Mon, Jul 06, 2020 at 10:57:07AM +0200, Jürgen Groß 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

  reply index

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-03 17:02 [PATCH entry v2 0/6] x86/entry: Fixes and cleanups Andy Lutomirski
2020-07-03 17:02 ` [PATCH entry v2 1/6] x86/entry/compat: Clear RAX high bits on Xen PV SYSENTER Andy Lutomirski
2020-07-04 17:49   ` [tip: x86/urgent] " tip-bot2 for Andy Lutomirski
2020-07-03 17:02 ` [PATCH entry v2 2/6] x86/entry, selftests: Further improve user entry sanity checks Andy Lutomirski
2020-07-04 17:49   ` [tip: x86/urgent] " tip-bot2 for Andy Lutomirski
2020-08-20 10:23     ` peterz
2020-08-22 21:59       ` Andy Lutomirski
2020-07-03 17:02 ` [PATCH entry v2 3/6] x86/entry/xen: Route #DB correctly on Xen PV Andy Lutomirski
2020-07-04 17:49   ` [tip: x86/urgent] " tip-bot2 for Andy Lutomirski
2020-07-06  8:41   ` [PATCH entry v2 3/6] " Michal Kubecek
2020-07-06  8:57     ` Jürgen Groß
2020-07-06  9:32       ` Michal Kubecek [this message]
2020-07-03 17:02 ` [PATCH entry v2 4/6] x86/entry/32: Fix #MC and #DB wiring on x86_32 Andy Lutomirski
2020-07-04 17:49   ` [tip: x86/urgent] " tip-bot2 for Andy Lutomirski
2020-07-03 17:02 ` [PATCH entry v2 5/6] x86/ldt: Disable 16-bit segments on Xen PV Andy Lutomirski
2020-07-03 19:00   ` Andrew Cooper
2020-07-04 17:49   ` [tip: x86/urgent] " tip-bot2 for Andy Lutomirski
2020-07-03 17:02 ` [PATCH entry v2 6/6] x86/entry: Rename idtentry_enter/exit_cond_rcu() to idtentry_enter/exit() Andy Lutomirski
2020-07-07  8:23   ` [tip: x86/entry] " tip-bot2 for Andy Lutomirski
2020-07-03 17:31 ` [PATCH entry v2 0/6] x86/entry: Fixes and cleanups Peter Zijlstra

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