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kern_thr.c (170404) kern_thr.c (171859)
1/*-
2 * Copyright (c) 2003, Jeffrey Roberson <jeff@freebsd.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
1/*-
2 * Copyright (c) 2003, Jeffrey Roberson <jeff@freebsd.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD: head/sys/kern/kern_thr.c 170404 2007-06-07 19:45:19Z jhb $");
28__FBSDID("$FreeBSD: head/sys/kern/kern_thr.c 171859 2007-08-16 05:26:42Z davidxu $");
29
30#include "opt_compat.h"
31#include "opt_posix.h"
32#include <sys/param.h>
33#include <sys/kernel.h>
34#include <sys/lock.h>
35#include <sys/mutex.h>
36#include <sys/priv.h>

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48#include <sys/ucontext.h>
49#include <sys/thr.h>
50#include <sys/rtprio.h>
51#include <sys/umtx.h>
52#include <sys/limits.h>
53
54#include <machine/frame.h>
55
29
30#include "opt_compat.h"
31#include "opt_posix.h"
32#include <sys/param.h>
33#include <sys/kernel.h>
34#include <sys/lock.h>
35#include <sys/mutex.h>
36#include <sys/priv.h>

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48#include <sys/ucontext.h>
49#include <sys/thr.h>
50#include <sys/rtprio.h>
51#include <sys/umtx.h>
52#include <sys/limits.h>
53
54#include <machine/frame.h>
55
56#include <security/audit/audit.h>
57
56#ifdef COMPAT_IA32
57
58extern struct sysentvec ia32_freebsd_sysvec;
59
60static inline int
61suword_lwpid(void *addr, lwpid_t lwpid)
62{
63 int error;

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332 else
333 tdsignal(p, ttd, uap->sig, NULL);
334 }
335 PROC_UNLOCK(p);
336 return (error);
337}
338
339int
58#ifdef COMPAT_IA32
59
60extern struct sysentvec ia32_freebsd_sysvec;
61
62static inline int
63suword_lwpid(void *addr, lwpid_t lwpid)
64{
65 int error;

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334 else
335 tdsignal(p, ttd, uap->sig, NULL);
336 }
337 PROC_UNLOCK(p);
338 return (error);
339}
340
341int
342thr_kill2(struct thread *td, struct thr_kill2_args *uap)
343 /* pid_t pid, long id, int sig */
344{
345 struct thread *ttd;
346 struct proc *p;
347 int error;
348
349 AUDIT_ARG(signum, uap->sig);
350
351 if (uap->pid == td->td_proc->p_pid) {
352 p = td->td_proc;
353 PROC_LOCK(p);
354 } else if ((p = pfind(uap->pid)) == NULL) {
355 return (ESRCH);
356 }
357 AUDIT_ARG(process, p);
358
359 error = p_cansignal(td, p, uap->sig);
360 if (error == 0) {
361 if (uap->id == -1) {
362 if (uap->sig != 0 && !_SIG_VALID(uap->sig)) {
363 error = EINVAL;
364 } else {
365 error = ESRCH;
366 FOREACH_THREAD_IN_PROC(p, ttd) {
367 if (ttd != td) {
368 error = 0;
369 if (uap->sig == 0)
370 break;
371 tdsignal(p, ttd, uap->sig, NULL);
372 }
373 }
374 }
375 } else {
376 if (uap->id != td->td_tid)
377 ttd = thread_find(p, uap->id);
378 else
379 ttd = td;
380 if (ttd == NULL)
381 error = ESRCH;
382 else if (uap->sig == 0)
383 ;
384 else if (!_SIG_VALID(uap->sig))
385 error = EINVAL;
386 else
387 tdsignal(p, ttd, uap->sig, NULL);
388 }
389 }
390 PROC_UNLOCK(p);
391 return (error);
392}
393
394int
340thr_suspend(struct thread *td, struct thr_suspend_args *uap)
341 /* const struct timespec *timeout */
342{
343 struct timespec ts, *tsp;
344 int error;
345
346 error = 0;
347 tsp = NULL;

--- 107 unchanged lines hidden --- 		395thr_suspend(struct thread *td, struct thr_suspend_args *uap)
396 /* const struct timespec *timeout */
397{
398 struct timespec ts, *tsp;
399 int error;
400
401 error = 0;
402 tsp = NULL;

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