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Move all the VM sysctl stuff home where it belongs.

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This commit is contained in:
Poul-Henning Kamp 1995-11-14 09:29:34 +00:00
parent 16cd04a3b8
commit a9ad941c7a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=12286
3 changed files with 39 additions and 66 deletions
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5
sys/kern/kern_sysctl.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94
* $Id: kern_sysctl.c,v 1.44 1995/11/14 09:22:15 phk Exp $
* $Id: kern_sysctl.c,v 1.45 1995/11/14 09:26:17 phk Exp $
*/
/*
@ -606,9 +606,6 @@ userland_sysctl(struct proc *p, int *name, u_int namelen, void *old, size_t *old
case CTL_HW:
fn = hw_sysctl;
break;
case CTL_VM:
fn = vm_sysctl;
break;
case CTL_NET:
fn = net_sysctl;
break;

3
sys/vm/vm_extern.h
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)vm_extern.h 8.2 (Berkeley) 1/12/94
* $Id: vm_extern.h,v 1.17 1995/07/13 08:48:19 davidg Exp $
* $Id: vm_extern.h,v 1.18 1995/08/28 09:19:21 julian Exp $
*/
#ifndef _VM_EXTERN_H_
@ -98,7 +98,6 @@ void vmmeter __P((void));
struct vmspace *vmspace_alloc __P((vm_offset_t, vm_offset_t, int));
struct vmspace *vmspace_fork __P((struct vmspace *));
void vmspace_free __P((struct vmspace *));
void vmtotal __P((struct vmtotal *));
void vnode_pager_setsize __P((struct vnode *, u_long));
void vnode_pager_umount __P((struct mount *));
void vnode_pager_uncache __P((struct vnode *));

97
sys/vm/vm_meter.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)vm_meter.c 8.4 (Berkeley) 1/4/94
* $Id: vm_meter.c,v 1.7 1995/07/13 08:48:30 davidg Exp $
* $Id: vm_meter.c,v 1.8 1995/07/29 11:44:25 bde Exp $
*/
#include <sys/param.h>
@ -61,8 +61,7 @@ fixpt_t cexp[3] = {
* 1, 5 and 15 minute intervals.
*/
static void
loadav(avg)
register struct loadavg *avg;
loadav(struct loadavg *avg)
{
register int i, nrun;
register struct proc *p;
@ -93,69 +92,43 @@ vmmeter()
wakeup(&proc0);
}
/*
* Attributes associated with virtual memory.
*/
int
vm_sysctl(name, namelen, oldp, oldlenp, newp, newlen, p)
int *name;
u_int namelen;
void *oldp;
size_t *oldlenp;
void *newp;
size_t newlen;
struct proc *p;
SYSCTL_INT(_vm, VM_V_FREE_MIN, v_free_min,
CTLFLAG_RW, &cnt.v_free_min, 0, "");
SYSCTL_INT(_vm, VM_V_FREE_TARGET, v_free_target,
CTLFLAG_RW, &cnt.v_free_target, 0, "");
SYSCTL_INT(_vm, VM_V_FREE_RESERVED, v_free_reserved,
CTLFLAG_RW, &cnt.v_free_reserved, 0, "");
SYSCTL_INT(_vm, VM_V_INACTIVE_TARGET, v_inactive_target,
CTLFLAG_RW, &cnt.v_inactive_target, 0, "");
SYSCTL_INT(_vm, VM_V_CACHE_MIN, v_cache_min,
CTLFLAG_RW, &cnt.v_cache_min, 0, "");
SYSCTL_INT(_vm, VM_V_CACHE_MAX, v_cache_max,
CTLFLAG_RW, &cnt.v_cache_max, 0, "");
SYSCTL_INT(_vm, VM_V_PAGEOUT_FREE_MIN, v_pageout_free_min,
CTLFLAG_RW, &cnt.v_pageout_free_min, 0, "");
static int
vm_loadavg SYSCTL_HANDLER_ARGS
{
struct vmtotal vmtotals;
/* all sysctl names at this level are terminal */
if (namelen != 1)
return (ENOTDIR); /* overloaded */
switch (name[0]) {
case VM_LOADAVG:
averunnable.fscale = FSCALE;
return (sysctl_rdstruct(oldp, oldlenp, newp, &averunnable,
sizeof(averunnable)));
case VM_METER:
vmtotal(&vmtotals);
return (sysctl_rdstruct(oldp, oldlenp, newp, &vmtotals,
sizeof(vmtotals)));
case VM_V_FREE_MIN:
return (sysctl_int(oldp, oldlenp, newp, newlen, &cnt.v_free_min));
case VM_V_FREE_TARGET:
return (sysctl_int(oldp, oldlenp, newp, newlen, &cnt.v_free_target));
case VM_V_FREE_RESERVED:
return (sysctl_int(oldp, oldlenp, newp, newlen, &cnt.v_free_reserved));
case VM_V_INACTIVE_TARGET:
return (sysctl_int(oldp, oldlenp, newp, newlen, &cnt.v_inactive_target));
case VM_V_CACHE_MIN:
return (sysctl_int(oldp, oldlenp, newp, newlen, &cnt.v_cache_min));
case VM_V_CACHE_MAX:
return (sysctl_int(oldp, oldlenp, newp, newlen, &cnt.v_cache_max));
case VM_V_PAGEOUT_FREE_MIN:
return (sysctl_int(oldp, oldlenp, newp, newlen, &cnt.v_pageout_free_min));
default:
return (EOPNOTSUPP);
}
/* NOTREACHED */
averunnable.fscale = FSCALE;
return (sysctl_handle_opaque(oidp,
oidp->oid_arg1, oidp->oid_arg2, req));
}
/*
* Calculate the current state of the system.
* Done on demand from getkerninfo().
*/
void
vmtotal(totalp)
register struct vmtotal *totalp;
SYSCTL_PROC(_vm, VM_LOADAVG, loadavg, CTLTYPE_OPAQUE|CTLFLAG_RD,
&averunnable, sizeof(averunnable), vm_loadavg, "");
static int
vmtotal SYSCTL_HANDLER_ARGS
{
register struct proc *p;
register vm_map_entry_t entry;
register vm_object_t object;
register vm_map_t map;
struct proc *p;
struct vmtotal total, *totalp;
vm_map_entry_t entry;
vm_object_t object;
vm_map_t map;
int paging;
totalp = &total;
bzero(totalp, sizeof *totalp);
/*
* Mark all objects as inactive.
@ -235,4 +208,8 @@ vmtotal(totalp)
}
}
totalp->t_free = cnt.v_free_count + cnt.v_cache_count;
return (sysctl_handle_opaque(oidp, totalp, sizeof total, req));
}
SYSCTL_PROC(_vm, VM_METER, vmmeter, CTLTYPE_OPAQUE|CTLFLAG_RD,
0, sizeof(struct vmtotal), vmtotal, "");