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STABLE12-more-redhate-beta-fun-20030131

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apparently having recalc_sigpending stay the same was just as hard
as continuing to export the same level of functionality, so we get neither.


(cherry picked from commit 9a07ae91c39ded5541302d91aae81e5d137e4d06)
This commit is contained in:
Derrick Brashear 2003-01-31 22:36:49 +00:00
parent 864f275da9
commit 10223b0d21
1 changed files with 28 additions and 1 deletions
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29
src/afs/LINUX/osi_machdep.h
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@ -31,7 +31,34 @@
#endif
#ifdef RECALC_SIGPENDING_TAKES_VOID
#define PENDING(p,b) has_pending_signals(&(p)->signal, (b))
/* Principal of maximum uselessness says we need to provide this */
static inline int _has_pending_signals(sigset_t *signal, sigset_t *blocked)
{
unsigned long ready;
long i;
switch (_NSIG_WORDS) {
default:
for (i = _NSIG_WORDS, ready = 0; --i >= 0 ;)
ready |= signal->sig[i] &~ blocked->sig[i];
break;
case 4: ready = signal->sig[3] &~ blocked->sig[3];
ready |= signal->sig[2] &~ blocked->sig[2];
ready |= signal->sig[1] &~ blocked->sig[1];
ready |= signal->sig[0] &~ blocked->sig[0];
break;
case 2: ready = signal->sig[1] &~ blocked->sig[1];
ready |= signal->sig[0] &~ blocked->sig[0];
break;
case 1: ready = signal->sig[0] &~ blocked->sig[0];
}
return ready != 0;
}
#define PENDING(p,b) _has_pending_signals(&(p)->signal, (b))
static inline void _recalc_sigpending_tsk(struct task_struct *t)
{
t->sigpending = PENDING(&t->pending, &t->blocked) ||