diff options
| author |   mpi <mpi@openbsd.org> | 2020-12-07 16:55:28 +0000 |
|---|---|---|
| committer | mpi <mpi@openbsd.org> | 2020-12-07 16:55:28 +0000 |
| commit | b21c774f9611a2013048bb9dfc02468e6860dad1 (patch) | |
| tree | 0edc08a4801a5acf3d04ac257d6e94fc91e554f5 /sys/kern/sys_process.c | |
| parent | Limit the URL embedded in .cer files to only consist out of isalnum or (diff) | |
| download | wireguard-openbsd-b21c774f9611a2013048bb9dfc02468e6860dad1.tar.xz wireguard-openbsd-b21c774f9611a2013048bb9dfc02468e6860dad1.zip | |
Convert the per-process thread list into a SMR_TAILQ.
Currently all iterations are done under KERNEL_LOCK() and therefor use
the *_LOCKED() variant.
From and ok claudio@
Diffstat (limited to 'sys/kern/sys_process.c')
| -rw-r--r-- | sys/kern/sys_process.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c index 4f6bc30cd76..3af92ae8084 100644 --- a/sys/kern/sys_process.c +++ b/sys/kern/sys_process.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sys_process.c,v 1.84 2020/10/19 08:19:46 mpi Exp $ */ +/* $OpenBSD: sys_process.c,v 1.85 2020/12/07 16:55:29 mpi Exp $ */ /* $NetBSD: sys_process.c,v 1.55 1996/05/15 06:17:47 tls Exp $ */ /*- @@ -301,7 +301,7 @@ ptrace_ctrl(struct proc *p, int req, pid_t pid, caddr_t addr, int data) error = ESRCH; goto fail; } - t = TAILQ_FIRST(&tr->ps_threads); + t = SMR_TAILQ_FIRST_LOCKED(&tr->ps_threads); break; /* calls that accept a PID or a thread ID */ @@ -561,9 +561,9 @@ ptrace_kstate(struct proc *p, int req, pid_t pid, void *addr) return ESRCH; if (t->p_p != tr) return EINVAL; - t = TAILQ_NEXT(t, p_thr_link); + t = SMR_TAILQ_NEXT_LOCKED(t, p_thr_link); } else { - t = TAILQ_FIRST(&tr->ps_threads); + t = SMR_TAILQ_FIRST_LOCKED(&tr->ps_threads); } if (t == NULL) @@ -754,7 +754,7 @@ process_tprfind(pid_t tpid, struct proc **tp) if (tr == NULL) return NULL; - *tp = TAILQ_FIRST(&tr->ps_threads); + *tp = SMR_TAILQ_FIRST_LOCKED(&tr->ps_threads); return tr; } } |