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Searched refs:n_buffers (Results 1 – 3 of 3) sorted by relevance

/Linux-v5.4/Documentation/media/uapi/v4l/
Dv4l2grab.c.rst70 unsigned int i, n_buffers;
104 for (n_buffers = 0; n_buffers < req.count; ++n_buffers) {
109 buf.index = n_buffers;
113 buffers[n_buffers].length = buf.length;
114 buffers[n_buffers].start = v4l2_mmap(NULL, buf.length,
118 if (MAP_FAILED == buffers[n_buffers].start) {
124 for (i = 0; i < n_buffers; ++i) {
171 for (i = 0; i < n_buffers; ++i)
Dcapture.c.rst59 static unsigned int n_buffers;
137 assert(buf.index < n_buffers);
166 for (i = 0; i < n_buffers; ++i)
171 assert(i < n_buffers);
251 for (i = 0; i < n_buffers; ++i) {
268 for (i = 0; i < n_buffers; ++i) {
298 for (i = 0; i < n_buffers; ++i)
304 for (i = 0; i < n_buffers; ++i)
363 for (n_buffers = 0; n_buffers < req.count; ++n_buffers) {
370 buf.index = n_buffers;
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/Linux-v5.4/drivers/md/
Ddm-bufio.c86 unsigned long n_buffers[LIST_SIZE]; member
481 c->n_buffers[dirty]++; in __link_buffer()
498 BUG_ON(!c->n_buffers[b->list_mode]); in __unlink_buffer()
500 c->n_buffers[b->list_mode]--; in __unlink_buffer()
516 BUG_ON(!c->n_buffers[b->list_mode]); in __relink_lru()
518 c->n_buffers[b->list_mode]--; in __relink_lru()
519 c->n_buffers[dirty]++; in __relink_lru()
942 if (c->n_buffers[LIST_DIRTY] > c->n_buffers[LIST_CLEAN] * DM_BUFIO_WRITEBACK_RATIO) in __check_watermark()
1250 if (buffers_processed < c->n_buffers[LIST_DIRTY]) in dm_bufio_write_dirty_buffers()
1256 if (buffers_processed < c->n_buffers[LIST_DIRTY]) { in dm_bufio_write_dirty_buffers()
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