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-rw-r--r--kernel/profile.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/profile.c b/kernel/profile.c
index a38fa70075f..0221a50ca86 100644
--- a/kernel/profile.c
+++ b/kernel/profile.c
@@ -184,7 +184,7 @@ void unregister_timer_hook(int (*hook)(struct pt_regs *))
WARN_ON(hook != timer_hook);
timer_hook = NULL;
/* make sure all CPUs see the NULL hook */
- synchronize_kernel();
+ synchronize_sched(); /* Allow ongoing interrupts to complete. */
}
EXPORT_SYMBOL_GPL(register_timer_hook);
@@ -522,7 +522,7 @@ static int __init create_hash_tables(void)
return 0;
out_cleanup:
prof_on = 0;
- mb();
+ smp_mb();
on_each_cpu(profile_nop, NULL, 0, 1);
for_each_online_cpu(cpu) {
struct page *page;