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author | Ido Yariv <ido@wizery.com> | 2012-06-14 17:43:08 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@kernel.org> | 2012-06-15 13:54:11 +0200 |
commit | d48daf37a3d2e2b28a61e615c0fc538301edb0dd (patch) | |
tree | f40d28281164efdf915ae252d8fbc6445a63458f /arch/x86/kernel/vsmp_64.c | |
parent | x86/vsmp: Ignore IOAPIC IRQ affinity if possible (diff) | |
download | linux-d48daf37a3d2e2b28a61e615c0fc538301edb0dd.tar.xz linux-d48daf37a3d2e2b28a61e615c0fc538301edb0dd.zip |
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>
Diffstat (limited to 'arch/x86/kernel/vsmp_64.c')
-rw-r--r-- | arch/x86/kernel/vsmp_64.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c index 6b96a7374f94..3f0285ac00fa 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 |