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don't allocate statvfs on the stack.

This commit is contained in:
christos 2006-06-12 00:22:47 +00:00
parent 0c1391f078
commit c0160ad4aa
1 changed files with 9 additions and 7 deletions
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16
sys/kern/kern_acct.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_acct.c,v 1.64 2006/06/07 22:33:39 kardel Exp $ */
/* $NetBSD: kern_acct.c,v 1.65 2006/06/12 00:22:47 christos Exp $ */
/*-
* Copyright (c) 1982, 1986, 1989, 1993
@ -71,7 +71,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_acct.c,v 1.64 2006/06/07 22:33:39 kardel Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_acct.c,v 1.65 2006/06/12 00:22:47 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -183,24 +183,25 @@ static int
acct_chkfree(void)
{
int error;
struct statvfs sb;
struct statvfs *sb;
int64_t bavail;
error = VFS_STATVFS(acct_vp->v_mount, &sb, NULL);
sb = malloc(sizeof(*sb), M_TEMP, M_WAITOK);
error = VFS_STATVFS(acct_vp->v_mount, sb, NULL);
if (error != 0)
return (error);
bavail = sb.f_bfree - sb.f_bresvd;
bavail = sb->f_bfree - sb->f_bresvd;
switch (acct_state) {
case ACCT_SUSPENDED:
if (bavail > acctresume * sb.f_blocks / 100) {
if (bavail > acctresume * sb->f_blocks / 100) {
acct_state = ACCT_ACTIVE;
log(LOG_NOTICE, "Accounting resumed\n");
}
break;
case ACCT_ACTIVE:
if (bavail <= acctsuspend * sb.f_blocks / 100) {
if (bavail <= acctsuspend * sb->f_blocks / 100) {
acct_state = ACCT_SUSPENDED;
log(LOG_NOTICE, "Accounting suspended\n");
}
@ -208,6 +209,7 @@ acct_chkfree(void)
case ACCT_STOP:
break;
}
free(sb, M_TEMP);
return (0);
}