Messages in this thread Patch in this message | | | From | Ido Yariv <> | Subject | [PATCH] x86/vsmp: Fix linker error when CONFIG_PROC_FS is not set | Date | Thu, 14 Jun 2012 18:43:08 +0300 |
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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> --- arch/x86/kernel/vsmp_64.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c index 6b96a73..3f0285a 100644 --- a/arch/x86/kernel/vsmp_64.c +++ b/arch/x86/kernel/vsmp_64.c @@ -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 -- 1.7.10.2
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