x86: remove LITMUS^RT IPI notifier

1 files changed, 0 insertions, 7 deletions

diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c
index ec28c740cc55..271349a8eef1 100644
--- a/arch/x86/kernel/smp.c
+++ b/arch/x86/kernel/smp.c
@@ -24,8 +24,6 @@
 #include <linux/cpu.h>
 #include <linux/gfp.h>
 
-#include <litmus/preempt.h>
-
 #include <asm/mtrr.h>
 #include <asm/tlbflush.h>
 #include <asm/mmu_context.h>
@@ -270,11 +268,6 @@ __visible void smp_reschedule_interrupt(struct pt_regs *regs)
         /*
          * KVM uses this interrupt to force a cpu out of guest mode
          */
-
-        /* LITMUS^RT: this IPI might need to trigger the sched state machine.
-         * Starting from 3.0 schedule_ipi() actually does something.  This may
-         * increase IPI latencies compared with previous versions. */
-        sched_state_ipi();
 }
 
 __visible void smp_trace_reschedule_interrupt(struct pt_regs *regs)