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Searched refs:read_tail (Results 1 - 3 of 3) sorted by relevance

/kernel/linux/linux-5.10/drivers/tty/
H A Dn_tty.c118 size_t read_tail; member
134 return ldata->read_head - ldata->read_tail; in read_cnt()
226 n = ldata->commit_head - ldata->read_tail; in chars_in_buffer()
228 n = ldata->canon_head - ldata->read_tail; in chars_in_buffer()
256 if (ldata->icanon && ldata->canon_head == ldata->read_tail) in n_tty_check_throttle()
332 ldata->read_head = ldata->canon_head = ldata->read_tail = 0; in reset_buffer_flags()
1715 * read_tail (so this producer will not overwrite unread data) in n_tty_receive_buf_common()
1717 size_t tail = smp_load_acquire(&ldata->read_tail); in n_tty_receive_buf_common()
1796 ldata->line_start = ldata->read_tail; in n_tty_set_termios()
1798 ldata->canon_head = ldata->read_tail; in n_tty_set_termios()
[all...]
/kernel/linux/linux-6.6/drivers/tty/
H A Dn_tty.c117 size_t read_tail; member
136 return ldata->read_head - ldata->read_tail; in read_cnt()
224 return head - ldata->read_tail; in chars_in_buffer()
249 if (ldata->icanon && ldata->canon_head == ldata->read_tail) in n_tty_check_throttle()
325 ldata->read_head = ldata->canon_head = ldata->read_tail = 0; in reset_buffer_flags()
1711 * read_tail (so this producer will not overwrite unread data) in n_tty_receive_buf_common()
1713 size_t tail = smp_load_acquire(&ldata->read_tail); in n_tty_receive_buf_common()
1757 * Barrier here is to ensure to read the latest read_tail in in n_tty_receive_buf_common()
1758 * chars_in_buffer() and to make sure that read_tail is not loaded in n_tty_receive_buf_common()
1801 ldata->line_start = ldata->read_tail; in n_tty_set_termios()
[all...]
/kernel/linux/linux-6.6/drivers/gpu/drm/i915/
H A Di915_perf.c545 u32 head, tail, read_tail; in oa_buffer_check_unlocked() local
574 read_tail = stream->oa_buffer.tail - gtt_offset; in oa_buffer_check_unlocked()
589 while (OA_TAKEN(tail, read_tail) >= report_size) { in oa_buffer_check_unlocked()

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