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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-30 10:13:15 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-30 10:13:15 +0200
commitc88b94a9f43cecdeae4fa3d30cadd9a3f604372f (patch)
tree113aea97fed1f08e0b5c9603c43fe1e147b68474 /kernel/trace/trace.c
parent38c6aa2175c35358d01c29266000d26c78af9e36 (diff)
parentacb1872577b346bd15ab3a3f8dff780d6cca4b70 (diff)
Merge 4.18-rc7 into staging-next
We want the staging changes in here for testing and merge issues. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 87cf25171fb8d..823687997b015 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1373,6 +1373,12 @@ update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu)
arch_spin_lock(&tr->max_lock);
+ /* Inherit the recordable setting from trace_buffer */
+ if (ring_buffer_record_is_set_on(tr->trace_buffer.buffer))
+ ring_buffer_record_on(tr->max_buffer.buffer);
+ else
+ ring_buffer_record_off(tr->max_buffer.buffer);
+
swap(tr->trace_buffer.buffer, tr->max_buffer.buffer);
__update_max_tr(tr, tsk, cpu);