linux-kernel - [patch] x86: paravirt spinlocks, modular build fix (was: Re: [PATCH RFC 0/4] Paravirtual spinlocks)

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Message-ID: <20080709123905.GA16340@elte.hu>
Date:	Wed, 9 Jul 2008 14:39:05 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Nick Piggin <nickpiggin@...oo.com.au>,
	LKML <linux-kernel@...r.kernel.org>,
	Jens Axboe <axboe@...nel.dk>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Christoph Lameter <clameter@...ux-foundation.org>,
	Petr Tesarik <ptesarik@...e.cz>,
	Virtualization <virtualization@...ts.linux-foundation.org>,
	Xen devel <xen-devel@...ts.xensource.com>,
	Thomas Friebel <thomas.friebel@....com>,
	Avi Kivity <avi@...ranet.com>
Subject: [patch] x86: paravirt spinlocks, modular build fix  (was: Re:
	[PATCH RFC 0/4] Paravirtual spinlocks)


another small fixlet.

	Ingo

----------------->
commit 0ea0f032767f41fb0a9586ab6acb5c1408ef16c5
Author: Ingo Molnar <mingo@...e.hu>
Date:   Wed Jul 9 14:39:15 2008 +0200

    x86: paravirt spinlocks, modular build fix
    
    fix:
    
      MODPOST 408 modules
    ERROR: "pv_lock_ops" [net/dccp/dccp.ko] undefined!
    ERROR: "pv_lock_ops" [fs/jbd2/jbd2.ko] undefined!
    ERROR: "pv_lock_ops" [drivers/media/common/saa7146_vv.ko] undefined!
    
    Signed-off-by: Ingo Molnar <mingo@...e.hu>

diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 6aa8aed..3edfd7a 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -472,6 +472,7 @@ struct pv_lock_ops pv_lock_ops = {
 	.spin_unlock = __ticket_spin_unlock,
 #endif
 };
+EXPORT_SYMBOL_GPL(pv_lock_ops);
 
 EXPORT_SYMBOL_GPL(pv_time_ops);
 EXPORT_SYMBOL    (pv_cpu_ops);
--
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