kern_mbuf.c (184778) | kern_mbuf.c (185893) |
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1/*- 2 * Copyright (c) 2004, 2005, 3 * Bosko Milekic <bmilekic@FreeBSD.org>. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2004, 2005, 3 * Bosko Milekic <bmilekic@FreeBSD.org>. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> |
29__FBSDID("$FreeBSD: head/sys/kern/kern_mbuf.c 184778 2008-11-09 01:53:06Z kmacy $"); | 29__FBSDID("$FreeBSD: head/sys/kern/kern_mbuf.c 185893 2008-12-10 22:17:09Z bz $"); |
30 31#include "opt_mac.h" 32#include "opt_param.h" 33 34#include <sys/param.h> 35#include <sys/malloc.h> 36#include <sys/systm.h> 37#include <sys/mbuf.h> --- 58 unchanged lines hidden (view full) --- 96 */ 97 98int nmbclusters; /* limits number of mbuf clusters */ 99int nmbjumbop; /* limits number of page size jumbo clusters */ 100int nmbjumbo9; /* limits number of 9k jumbo clusters */ 101int nmbjumbo16; /* limits number of 16k jumbo clusters */ 102struct mbstat mbstat; 103 | 30 31#include "opt_mac.h" 32#include "opt_param.h" 33 34#include <sys/param.h> 35#include <sys/malloc.h> 36#include <sys/systm.h> 37#include <sys/mbuf.h> --- 58 unchanged lines hidden (view full) --- 96 */ 97 98int nmbclusters; /* limits number of mbuf clusters */ 99int nmbjumbop; /* limits number of page size jumbo clusters */ 100int nmbjumbo9; /* limits number of 9k jumbo clusters */ 101int nmbjumbo16; /* limits number of 16k jumbo clusters */ 102struct mbstat mbstat; 103 |
104/* 105 * tunable_mbinit() has to be run before init_maxsockets() thus 106 * the SYSINIT order below is SI_ORDER_MIDDLE while init_maxsockets() 107 * runs at SI_ORDER_ANY. 108 */ |
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104static void 105tunable_mbinit(void *dummy) 106{ 107 TUNABLE_INT_FETCH("kern.ipc.nmbclusters", &nmbclusters); 108 109 /* This has to be done before VM init. */ 110 if (nmbclusters == 0) 111 nmbclusters = 1024 + maxusers * 64; 112 nmbjumbop = nmbclusters / 2; 113 nmbjumbo9 = nmbjumbop / 2; 114 nmbjumbo16 = nmbjumbo9 / 2; 115} | 109static void 110tunable_mbinit(void *dummy) 111{ 112 TUNABLE_INT_FETCH("kern.ipc.nmbclusters", &nmbclusters); 113 114 /* This has to be done before VM init. */ 115 if (nmbclusters == 0) 116 nmbclusters = 1024 + maxusers * 64; 117 nmbjumbop = nmbclusters / 2; 118 nmbjumbo9 = nmbjumbop / 2; 119 nmbjumbo16 = nmbjumbo9 / 2; 120} |
116SYSINIT(tunable_mbinit, SI_SUB_TUNABLES, SI_ORDER_ANY, tunable_mbinit, NULL); | 121SYSINIT(tunable_mbinit, SI_SUB_TUNABLES, SI_ORDER_MIDDLE, tunable_mbinit, NULL); |
117 118/* XXX: These should be tuneables. Can't change UMA limits on the fly. */ 119static int 120sysctl_nmbclusters(SYSCTL_HANDLER_ARGS) 121{ 122 int error, newnmbclusters; 123 124 newnmbclusters = nmbclusters; --- 552 unchanged lines hidden --- | 122 123/* XXX: These should be tuneables. Can't change UMA limits on the fly. */ 124static int 125sysctl_nmbclusters(SYSCTL_HANDLER_ARGS) 126{ 127 int error, newnmbclusters; 128 129 newnmbclusters = nmbclusters; --- 552 unchanged lines hidden --- |