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-rw-r--r--kernel/trace/ring_buffer.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index e0573c523b5c..68388f876d43 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -945,6 +945,10 @@ static int rb_check_pages(struct ring_buffer_per_cpu *cpu_buffer)
945 struct list_head *head = cpu_buffer->pages; 945 struct list_head *head = cpu_buffer->pages;
946 struct buffer_page *bpage, *tmp; 946 struct buffer_page *bpage, *tmp;
947 947
948 /* Reset the head page if it exists */
949 if (cpu_buffer->head_page)
950 rb_set_head_page(cpu_buffer);
951
948 rb_head_page_deactivate(cpu_buffer); 952 rb_head_page_deactivate(cpu_buffer);
949 953
950 if (RB_WARN_ON(cpu_buffer, head->next->prev != head)) 954 if (RB_WARN_ON(cpu_buffer, head->next->prev != head))