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-rw-r--r--include/linux/ring_buffer.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 0940fda59872..5b9ae62272bb 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -97,7 +97,7 @@ __ring_buffer_alloc(unsigned long size, unsigned flags, struct lock_class_key *k
97 __ring_buffer_alloc((size), (flags), &__key); \ 97 __ring_buffer_alloc((size), (flags), &__key); \
98}) 98})
99 99
100int ring_buffer_wait(struct ring_buffer *buffer, int cpu, bool full); 100int ring_buffer_wait(struct ring_buffer *buffer, int cpu, int full);
101__poll_t ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu, 101__poll_t ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu,
102 struct file *filp, poll_table *poll_table); 102 struct file *filp, poll_table *poll_table);
103 103
@@ -189,6 +189,8 @@ bool ring_buffer_time_stamp_abs(struct ring_buffer *buffer);
189 189
190size_t ring_buffer_page_len(void *page); 190size_t ring_buffer_page_len(void *page);
191 191
192size_t ring_buffer_nr_pages(struct ring_buffer *buffer, int cpu);
193size_t ring_buffer_nr_dirty_pages(struct ring_buffer *buffer, int cpu);
192 194
193void *ring_buffer_alloc_read_page(struct ring_buffer *buffer, int cpu); 195void *ring_buffer_alloc_read_page(struct ring_buffer *buffer, int cpu);
194void ring_buffer_free_read_page(struct ring_buffer *buffer, int cpu, void *data); 196void ring_buffer_free_read_page(struct ring_buffer *buffer, int cpu, void *data);