| kern_acct.c (62550) | kern_acct.c (69286) |
|---|---|
| 1/*- 2 * Copyright (c) 1994 Christopher G. Demetriou 3 * Copyright (c) 1982, 1986, 1989, 1993 4 * The Regents of the University of California. All rights reserved. 5 * (c) UNIX System Laboratories, Inc. 6 * All or some portions of this file are derived from material licensed 7 * to the University of California by American Telephone and Telegraph 8 * Co. or Unix System Laboratories, Inc. and are reproduced herein with --- 23 unchanged lines hidden (view full) --- 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)kern_acct.c 8.1 (Berkeley) 6/14/93 | 1/*- 2 * Copyright (c) 1994 Christopher G. Demetriou 3 * Copyright (c) 1982, 1986, 1989, 1993 4 * The Regents of the University of California. All rights reserved. 5 * (c) UNIX System Laboratories, Inc. 6 * All or some portions of this file are derived from material licensed 7 * to the University of California by American Telephone and Telegraph 8 * Co. or Unix System Laboratories, Inc. and are reproduced herein with --- 23 unchanged lines hidden (view full) --- 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)kern_acct.c 8.1 (Berkeley) 6/14/93 |
| 40 * $FreeBSD: head/sys/kern/kern_acct.c 62550 2000-07-04 03:34:11Z mckusick $ | 40 * $FreeBSD: head/sys/kern/kern_acct.c 69286 2000-11-27 22:52:31Z jake $ |
| 41 */ 42 43#include <sys/param.h> 44#include <sys/systm.h> 45#include <sys/sysproto.h> 46#include <sys/proc.h> 47#include <sys/mount.h> 48#include <sys/vnode.h> --- 23 unchanged lines hidden (view full) --- 72 * Internal accounting functions. 73 * The former's operation is described in Leffler, et al., and the latter 74 * was provided by UCB with the 4.4BSD-Lite release 75 */ 76static comp_t encode_comp_t __P((u_long, u_long)); 77static void acctwatch __P((void *)); 78 79/* | 41 */ 42 43#include <sys/param.h> 44#include <sys/systm.h> 45#include <sys/sysproto.h> 46#include <sys/proc.h> 47#include <sys/mount.h> 48#include <sys/vnode.h> --- 23 unchanged lines hidden (view full) --- 72 * Internal accounting functions. 73 * The former's operation is described in Leffler, et al., and the latter 74 * was provided by UCB with the 4.4BSD-Lite release 75 */ 76static comp_t encode_comp_t __P((u_long, u_long)); 77static void acctwatch __P((void *)); 78 79/* |
| 80 * Accounting callout handle used for periodic scheduling of 81 * acctwatch. | 80 * Accounting callout used for periodic scheduling of acctwatch. |
| 82 */ | 81 */ |
| 83static struct callout_handle acctwatch_handle 84 = CALLOUT_HANDLE_INITIALIZER(&acctwatch_handle); | 82static struct callout acctwatch_callout; |
| 85 86/* 87 * Accounting vnode pointer, and saved vnode pointer. 88 */ 89static struct vnode *acctp; 90static struct vnode *savacctp; 91 92/* --- 50 unchanged lines hidden (view full) --- 143 } 144 } 145 146 /* 147 * If accounting was previously enabled, kill the old space-watcher, 148 * close the file, and (if no new file was specified, leave). 149 */ 150 if (acctp != NULLVP || savacctp != NULLVP) { | 83 84/* 85 * Accounting vnode pointer, and saved vnode pointer. 86 */ 87static struct vnode *acctp; 88static struct vnode *savacctp; 89 90/* --- 50 unchanged lines hidden (view full) --- 141 } 142 } 143 144 /* 145 * If accounting was previously enabled, kill the old space-watcher, 146 * close the file, and (if no new file was specified, leave). 147 */ 148 if (acctp != NULLVP || savacctp != NULLVP) { |
| 151 untimeout(acctwatch, NULL, acctwatch_handle); | 149 callout_stop(&acctwatch_callout); |
| 152 error = vn_close((acctp != NULLVP ? acctp : savacctp), FWRITE, 153 p->p_ucred, p); 154 acctp = savacctp = NULLVP; 155 } 156 if (SCARG(uap, path) == NULL) 157 return (error); 158 159 /* 160 * Save the new accounting file vnode, and schedule the new 161 * free space watcher. 162 */ 163 acctp = nd.ni_vp; | 150 error = vn_close((acctp != NULLVP ? acctp : savacctp), FWRITE, 151 p->p_ucred, p); 152 acctp = savacctp = NULLVP; 153 } 154 if (SCARG(uap, path) == NULL) 155 return (error); 156 157 /* 158 * Save the new accounting file vnode, and schedule the new 159 * free space watcher. 160 */ 161 acctp = nd.ni_vp; |
| 162 callout_init(&acctwatch_callout, 0); |
|
| 164 acctwatch(NULL); 165 return (error); 166} 167 168/* 169 * Write out process accounting information, on process exit. 170 * Data to be written out is specified in Leffler, et al. 171 * and are enumerated below. (They're also noted in the system --- 152 unchanged lines hidden (view full) --- 324 } 325 (void)VFS_STATFS(acctp->v_mount, &sb, (struct proc *)0); 326 if (sb.f_bavail <= acctsuspend * sb.f_blocks / 100) { 327 savacctp = acctp; 328 acctp = NULLVP; 329 log(LOG_NOTICE, "Accounting suspended\n"); 330 } 331 } | 163 acctwatch(NULL); 164 return (error); 165} 166 167/* 168 * Write out process accounting information, on process exit. 169 * Data to be written out is specified in Leffler, et al. 170 * and are enumerated below. (They're also noted in the system --- 152 unchanged lines hidden (view full) --- 323 } 324 (void)VFS_STATFS(acctp->v_mount, &sb, (struct proc *)0); 325 if (sb.f_bavail <= acctsuspend * sb.f_blocks / 100) { 326 savacctp = acctp; 327 acctp = NULLVP; 328 log(LOG_NOTICE, "Accounting suspended\n"); 329 } 330 } |
| 332 acctwatch_handle = timeout(acctwatch, NULL, acctchkfreq * hz); | 331 callout_reset(&acctwatch_callout, acctchkfreq * hz, acctwatch, NULL); |
| 333} | 332} |