Merge tag 'x86-cpu-2021-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

[linux-2.6-microblaze.git] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index af7179f..1780260 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1474,6 +1474,16 @@ struct task_struct {
        struct llist_head               kretprobe_instances;
 #endif
 
+#ifdef CONFIG_ARCH_HAS_PARANOID_L1D_FLUSH
+       /*
+        * If L1D flush is supported on mm context switch
+        * then we use this callback head to queue kill work
+        * to kill tasks that are not running on SMT disabled
+        * cores
+        */
+       struct callback_head            l1d_flush_kill;
+#endif
+
        /*
         * New fields for task_struct should be added above here, so that
         * they are included in the randomized portion of task_struct.