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x86/vsmp: Fix linker error when CONFIG_PROC_FS is not set 

set_vsmp_pv_ops() references no_irq_affinity which is undeclared
if CONFIG_PROC_FS isn't set. Fix this by adding an #ifdef around
this variable's access.

Reported-by: Fengguang Wu <wfg@linux.intel.com>
Signed-off-by: Ido Yariv <ido@wizery.com>
Acked-by: Shai Fultheim <shai@scalemp.com>
Link: http://lkml.kernel.org/r/1339688588-12674-1-git-send-email-ido@wizery.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ido Yariv 2012-06-14 18:43:08 +03:00 committed by Ingo Molnar
parent 110c1e1f1b
commit d48daf37a3
1 changed files with 3 additions and 0 deletions
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3
arch/x86/kernel/vsmp_64.c
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@ -101,7 +101,10 @@ static void __init set_vsmp_pv_ops(void)
#ifdef CONFIG_SMP
if (cap & ctl & BIT(8)) {
ctl &= ~BIT(8);
#ifdef CONFIG_PROC_FS
/* Don't let users change irq affinity via procfs */
no_irq_affinity = 1;
#endif
}
#endif