Searched refs:data_head (Results 1 – 12 of 12) sorted by relevance
205 unsigned long data_head, data_tail; in __event_read_samples() local215 data_head = metadata_page->data_head; in __event_read_samples()232 if (data_head - data_tail < sizeof(header)) in __event_read_samples()244 if ((metadata_page->data_tail + *size) > metadata_page->data_head) in __event_read_samples()245 data_tail = metadata_page->data_head; in __event_read_samples()
59 return smp_load_acquire(&base->data_head); in ring_buffer_read_head()61 u64 head = READ_ONCE(base->data_head); in ring_buffer_read_head()
95 struct vnt_tx_datahead_g data_head; member103 struct vnt_tx_datahead_ab data_head; member113 struct vnt_tx_datahead_g data_head; member
249 vnt_rxtx_datahead_g(tx_context, &buf->data_head); in vnt_rxtx_rts_g_head()265 vnt_rxtx_datahead_ab(tx_context, &buf->data_head); in vnt_rxtx_rts_ab_head()287 vnt_rxtx_datahead_g(tx_context, &buf->data_head); in vnt_fill_cts_head()
483 __u64 data_head, data_tail; in perfbuf_custom_consumer() local502 data_head = ring_buffer_read_head(header); in perfbuf_custom_consumer()504 while (data_head != data_tail) { in perfbuf_custom_consumer()
334 * if (LOAD ->data_tail) { LOAD ->data_head338 * STORE ->data_head STORE ->data_tail389 * if (LOAD ->data_tail) { LOAD ->data_head393 * STORE ->data_head STORE ->data_tail
717 __u64 data_head; /* head in the data section */ member
110 WRITE_ONCE(rb->user_page->data_head, head); in perf_output_put_handle()
13593 BUILD_BUG_ON((offsetof(struct perf_event_mmap_page, data_head)) in perf_event_init()
332 __u32 data_head; /* head in the data section */
11467 __u64 data_head = ring_buffer_read_head(header); in perf_event_read_simple() local11474 while (data_head != data_tail) { in perf_event_read_simple()