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authorDoug Ledford <dledford@redhat.com>2015-09-25 10:46:07 -0400
committerDoug Ledford <dledford@redhat.com>2015-09-25 10:46:07 -0400
commit310b7cec8ea32dcd4e9978423717ce78dd89d45d (patch)
treeed7de6ce3c25829d0e7de10d0db9b83c725ee327 /arch/tile/kernel/process.c
parente116a64fab650aed3d7b9b4db0b59c07f361bc9f (diff)
parent1f93e4a96c9109378204c147b3eec0d0e8100fde (diff)
Merge tag 'v4.3-rc2' into k.o/for-4.3-v1
Linux 4.3-rc2
Diffstat (limited to 'arch/tile/kernel/process.c')
-rw-r--r--arch/tile/kernel/process.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c
index a45213781ad0..7d5769310bef 100644
--- a/arch/tile/kernel/process.c
+++ b/arch/tile/kernel/process.c
@@ -446,6 +446,11 @@ struct task_struct *__sched _switch_to(struct task_struct *prev,
hardwall_switch_tasks(prev, next);
#endif
+ /* Notify the simulator of task exit. */
+ if (unlikely(prev->state == TASK_DEAD))
+ __insn_mtspr(SPR_SIM_CONTROL, SIM_CONTROL_OS_EXIT |
+ (prev->pid << _SIM_CONTROL_OPERATOR_BITS));
+
/*
* Switch kernel SP, PC, and callee-saved registers.
* In the context of the new task, return the old task pointer