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make allproc be volatile, and cast things accordingly.

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suggested by torek, because CSRG had problems with reordering
of assignments to allproc leading to strange panics from kernels
compiled with gcc2...
This commit is contained in:
cgd 1993-09-15 22:30:32 +00:00
parent a3b397dd18
commit 9c32bc786a
10 changed files with 15 additions and 15 deletions
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2
sys/kern/init_main.c
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@ -1 +1 @@
revision 1.26 intentionally removed
revision 1.27 intentionally removed

2
sys/kern/kern_fork.c
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@ -1 +1 @@
revision 1.5 intentionally removed
revision 1.6 intentionally removed

4
sys/kern/kern_kinfo.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)kern_kinfo.c 7.17 (Berkeley) 6/26/91
* $Id: kern_kinfo.c,v 1.8 1993/08/07 08:03:29 cgd Exp $
* $Id: kern_kinfo.c,v 1.9 1993/09/15 22:30:34 cgd Exp $
*/
#include "param.h"
@ -153,7 +153,7 @@ kinfo_doproc(op, where, acopysize, arg, aneeded)
if (where != NULL)
buflen = *acopysize;
p = allproc;
p = (struct proc *)allproc;
doingzomb = 0;
again:
for (; p != NULL; p = p->p_nxt) {

6
sys/kern/kern_ktrace.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)kern_ktrace.c 7.15 (Berkeley) 6/21/91
* $Id: kern_ktrace.c,v 1.5 1993/07/13 22:13:22 cgd Exp $
* $Id: kern_ktrace.c,v 1.6 1993/09/15 22:30:35 cgd Exp $
*/
#include "param.h"
@ -225,7 +225,7 @@ ktrace(curp, uap, retval)
* Clear all uses of the tracefile
*/
if (ops == KTROP_CLEARFILE) {
for (p = allproc; p != NULL; p = p->p_nxt) {
for (p = (struct proc *)allproc; p != NULL; p = p->p_nxt) {
if (p->p_tracep == vp) {
if (ktrcanset(curp, p)) {
p->p_tracep = NULL;
@ -395,7 +395,7 @@ ktrwrite(vp, kth)
*/
log(LOG_NOTICE, "ktrace write failed, errno %d, tracing stopped\n",
error);
for (p = allproc; p != NULL; p = p->p_nxt) {
for (p = (struct proc *)allproc; p != NULL; p = p->p_nxt) {
if (p->p_tracep == vp) {
p->p_tracep = NULL;
p->p_traceflag = 0;

2
sys/kern/kern_resource.c
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@ -1 +1 @@
revision 1.9 intentionally removed
revision 1.10 intentionally removed

2
sys/kern/kern_sig.c
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@ -1 +1 @@
revision 1.8 intentionally removed
revision 1.9 intentionally removed

2
sys/kern/kern_synch.c
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@ -1 +1 @@
revision 1.10 intentionally removed
revision 1.11 intentionally removed

2
sys/sys/proc.h
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@ -1 +1 @@
revision 1.6 intentionally removed
revision 1.7 intentionally removed

4
sys/vm/vm_glue.c
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@ -309,7 +309,7 @@ loop:
#endif
pp = NULL;
ppri = INT_MIN;
for (p = allproc; p != NULL; p = p->p_nxt)
for (p = (struct proc *)allproc; p != NULL; p = p->p_nxt)
if (p->p_stat == SRUN && (p->p_flag & SLOAD) == 0) {
pri = p->p_time + p->p_slptime - p->p_nice * 8;
if (pri > ppri) {
@ -397,7 +397,7 @@ swapout_threads()
#endif
outp = outp2 = NULL;
outpri = outpri2 = 0;
for (p = allproc; p != NULL; p = p->p_nxt) {
for (p = (struct proc *)allproc; p != NULL; p = p->p_nxt) {
if (!swappable(p))
continue;
switch (p->p_stat) {

4
sys/vm/vm_meter.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)vm_meter.c 7.11 (Berkeley) 4/20/91
* $Id: vm_meter.c,v 1.4 1993/08/27 23:47:12 brezak Exp $
* $Id: vm_meter.c,v 1.5 1993/09/15 22:31:07 cgd Exp $
*/
#include "param.h"
@ -75,7 +75,7 @@ vmtotal()
total.t_pw = 0;
total.t_sl = 0;
total.t_sw = 0;
for (p = allproc; p != NULL; p = p->p_nxt) {
for (p = (struct proc *)allproc; p != NULL; p = p->p_nxt) {
if (p->p_flag & SSYS)
continue;
if (p->p_stat) {