buf_ring.h (185543) | buf_ring.h (186207) |
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1/************************************************************************** 2 * 3 * Copyright (c) 2007,2008 Kip Macy kmacy@freebsd.org 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * --- 11 unchanged lines hidden (view full) --- 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 * | 1/************************************************************************** 2 * 3 * Copyright (c) 2007,2008 Kip Macy kmacy@freebsd.org 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * --- 11 unchanged lines hidden (view full) --- 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 * |
28 * $FreeBSD: head/sys/sys/buf_ring.h 185543 2008-12-02 03:58:10Z kmacy $ | 28 * $FreeBSD: head/sys/sys/buf_ring.h 186207 2008-12-17 04:00:43Z kmacy $ |
29 * 30 ***************************************************************************/ 31 32#ifndef _SYS_BUF_RING_H_ 33#define _SYS_BUF_RING_H_ 34 35#include <machine/cpu.h> 36 --- 6 unchanged lines hidden (view full) --- 43#include <sys/mutex.h> 44#endif 45 46struct buf_ring { 47 volatile uint32_t br_prod_head; 48 volatile uint32_t br_prod_tail; 49 int br_prod_size; 50 int br_prod_mask; | 29 * 30 ***************************************************************************/ 31 32#ifndef _SYS_BUF_RING_H_ 33#define _SYS_BUF_RING_H_ 34 35#include <machine/cpu.h> 36 --- 6 unchanged lines hidden (view full) --- 43#include <sys/mutex.h> 44#endif 45 46struct buf_ring { 47 volatile uint32_t br_prod_head; 48 volatile uint32_t br_prod_tail; 49 int br_prod_size; 50 int br_prod_mask; |
51 uint64_t br_drops; |
|
51 /* 52 * Pad out to next L2 cache line 53 */ | 52 /* 53 * Pad out to next L2 cache line 54 */ |
54 uint64_t _pad0[14]; | 55 uint64_t _pad0[13]; |
55 56 volatile uint32_t br_cons_head; 57 volatile uint32_t br_cons_tail; 58 int br_cons_size; 59 int br_cons_mask; 60 61 /* 62 * Pad out to next L2 cache line --- 191 unchanged lines hidden --- | 56 57 volatile uint32_t br_cons_head; 58 volatile uint32_t br_cons_tail; 59 int br_cons_size; 60 int br_cons_mask; 61 62 /* 63 * Pad out to next L2 cache line --- 191 unchanged lines hidden --- |