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-rw-r--r--arch/x86/kernel/smpboot.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 68f61ac632e1..ee886fe10ef4 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1161,6 +1161,20 @@ out:
1161 preempt_enable(); 1161 preempt_enable();
1162} 1162}
1163 1163
1164void arch_disable_nonboot_cpus_begin(void)
1165{
1166 /*
1167 * Avoid the smp alternatives switch during the disable_nonboot_cpus().
1168 * In the suspend path, we will be back in the SMP mode shortly anyways.
1169 */
1170 skip_smp_alternatives = true;
1171}
1172
1173void arch_disable_nonboot_cpus_end(void)
1174{
1175 skip_smp_alternatives = false;
1176}
1177
1164void arch_enable_nonboot_cpus_begin(void) 1178void arch_enable_nonboot_cpus_begin(void)
1165{ 1179{
1166 set_mtrr_aps_delayed_init(); 1180 set_mtrr_aps_delayed_init();