tmore debugging - plan9port - [fork] Plan 9 from user space
HTML git clone git://src.adamsgaard.dk/plan9port
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DIR Files
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DIR README
DIR LICENSE
---
DIR commit 15cd8255b55fdca71e8054e874ffeb077a59b978
DIR parent 230ead2fbe90864d309218048d5ad13070d536fa
HTML Author: rsc <devnull@localhost>
Date: Tue, 4 Jan 2005 22:22:18 +0000
more debugging
Diffstat:
M src/libthread/thread.c | 22 ++++++++++++++++------
1 file changed, 16 insertions(+), 6 deletions(-)
---
DIR diff --git a/src/libthread/thread.c b/src/libthread/thread.c
t@@ -317,7 +317,8 @@ threadqlock(QLock *l, int block, ulong pc)
_threadswitch();
if(l->owner != (*threadnow)()){
- fprint(2, "qlock pc=0x%lux owner=%p self=%p oops\n", pc, l->owner, (*threadnow)());
+ fprint(2, "%s: qlock pc=0x%lux owner=%p self=%p oops\n",
+ argv0, pc, l->owner, (*threadnow)());
abort();
}
//print("qlock wakeup %p @%#x by %p\n", l, pc, (*threadnow)());
t@@ -329,10 +330,9 @@ threadqunlock(QLock *l, ulong pc)
{
lock(&l->l);
//print("qlock unlock %p @%#x by %p (owner %p)\n", l, pc, (*threadnow)(), l->owner);
- if(l->owner == nil){
- fprint(2, "qunlock pc=0x%lux owner=%p self=%p oops\n",
- pc, l->owner, (*threadnow)());
- abort();
+ if(l->owner != (*threadnow)()){
+ fprint(2, "%s: qunlock pc=0x%lux owner=%p self=%p oops\n",
+ argv0, pc, l->owner, (*threadnow)());
}
if((l->owner = l->waiting.head) != nil){
delthread(&l->waiting, l->owner);
t@@ -505,8 +505,9 @@ main(int argc, char **argv)
mainstacksize = 65536;
_threadcreate(p, threadmainstart, nil, mainstacksize);
scheduler(p);
- threaddaemonize();
+ _threaddaemonize();
_threadpexit();
+ return 0;
}
/*
t@@ -606,3 +607,12 @@ delproc(Proc *p)
_threadprocstail = p->prev;
unlock(&_threadprocslock);
}
+
+/*
+ * notify - for now just use the usual mechanisms
+ */
+void
+threadnotify(int (*f)(void*, char*), int in)
+{
+ atnotify(f, in);
+}