Searched refs:br_prod_head (Results 1 - 2 of 2) sorted by relevance

/freebsd-12-stable/sys/kern/
H A Dsubr_bufring.c57 br->br_prod_head = br->br_cons_head = 0;
/freebsd-12-stable/sys/sys/
H A Dbuf_ring.h43 volatile uint32_t br_prod_head; member in struct:buf_ring
74 for (i = br->br_cons_head; i != br->br_prod_head;
82 prod_head = br->br_prod_head;
88 if (prod_head == br->br_prod_head &&
96 } while (!atomic_cmpset_acq_int(&br->br_prod_head, prod_head, prod_next));
183 * atomic_cmpset_acq_32(&br->br_prod_head, ...));
348 return (((br->br_prod_head + 1) & br->br_prod_mask) == br->br_cons_tail);

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