Author: markj
Date: Mon Apr 25 18:13:21 2016
New Revision: 298588
URL: https://svnweb.freebsd.org/changeset/base/298588
Log:
MFC r298173:
Use a loop instead of a goto in sysctl_kern_proc_kstack().
Modified:
stable/10/sys/kern/kern_proc.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/kern/kern_proc.c
==============================================================================
--- stable/10/sys/kern/kern_proc.c Mon Apr 25 18:09:36 2016
(r298587)
+++ stable/10/sys/kern/kern_proc.c Mon Apr 25 18:13:21 2016
(r298588)
@@ -2462,10 +2462,8 @@ sysctl_kern_proc_kstack(SYSCTL_HANDLER_A
st = stack_create();
lwpidarray = NULL;
- numthreads = 0;
PROC_LOCK(p);
-repeat:
- if (numthreads < p->p_numthreads) {
+ do {
if (lwpidarray != NULL) {
free(lwpidarray, M_TEMP);
lwpidarray = NULL;
@@ -2475,9 +2473,7 @@ repeat:
lwpidarray = malloc(sizeof(*lwpidarray) * numthreads, M_TEMP,
M_WAITOK | M_ZERO);
PROC_LOCK(p);
- goto repeat;
- }
- i = 0;
+ } while (numthreads < p->p_numthreads);
/*
* XXXRW: During the below loop, execve(2) and countless other sorts
@@ -2488,6 +2484,7 @@ repeat:
* have changed, in which case the right to extract debug info might
* no longer be assured.
*/
+ i = 0;
FOREACH_THREAD_IN_PROC(p, td) {
KASSERT(i < numthreads,
("sysctl_kern_proc_kstack: numthreads"));
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