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[src/trunk]: src/sys Add netbsd32_clock_getcpuclockid2 and netbsd32_wait6 fun...
details: https://anonhg.NetBSD.org/src/rev/c8a3c67a684e
branches: trunk
changeset: 818065:c8a3c67a684e
user: skrll <skrll%NetBSD.org@localhost>
date: Fri Sep 23 14:09:39 2016 +0000
description:
Add netbsd32_clock_getcpuclockid2 and netbsd32_wait6 functions
diffstat:
sys/compat/netbsd32/netbsd32_time.c | 35 ++++++++++++++++-
sys/compat/netbsd32/netbsd32_wait.c | 72 +++++++++++++++++++++++++++++++++++-
sys/kern/kern_exit.c | 6 +-
sys/sys/proc.h | 6 ++-
4 files changed, 111 insertions(+), 8 deletions(-)
diffs (200 lines):
diff -r 5c2016e8c521 -r c8a3c67a684e sys/compat/netbsd32/netbsd32_time.c
--- a/sys/compat/netbsd32/netbsd32_time.c Fri Sep 23 13:31:33 2016 +0000
+++ b/sys/compat/netbsd32/netbsd32_time.c Fri Sep 23 14:09:39 2016 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: netbsd32_time.c,v 1.46 2015/10/31 17:04:39 njoly Exp $ */
+/* $NetBSD: netbsd32_time.c,v 1.47 2016/09/23 14:09:39 skrll Exp $ */
/*
* Copyright (c) 1998, 2001 Matthew R. Green
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: netbsd32_time.c,v 1.46 2015/10/31 17:04:39 njoly Exp $");
+__KERNEL_RCSID(0, "$NetBSD: netbsd32_time.c,v 1.47 2016/09/23 14:09:39 skrll Exp $");
#if defined(_KERNEL_OPT)
#include "opt_ntp.h"
@@ -566,3 +566,34 @@
NETBSD32TO64_UAP(timerid);
return sys_timer_getoverrun(l, (void *)&ua, retval);
}
+
+int
+netbsd32_clock_getcpuclockid2(struct lwp *l,
+ const struct netbsd32_clock_getcpuclockid2_args *uap,
+ register_t *retval)
+{
+ /* {
+ syscallarg(idtype_t) idtype;
+ syscallarg(id_t) id;
+ syscallarg(netbsd32_clockidp_t) clock_id;
+ } */
+ pid_t pid;
+ lwpid_t lid;
+ clockid_t clock_id;
+ id_t id = SCARG(uap, id);
+
+ switch (SCARG(uap, idtype)) {
+ case P_PID:
+ pid = id == 0 ? l->l_proc->p_pid : id;
+ clock_id = CLOCK_PROCESS_CPUTIME_ID | pid;
+ break;
+ case P_LWPID:
+ lid = id == 0 ? l->l_lid : id;
+ clock_id = CLOCK_THREAD_CPUTIME_ID | lid;
+ break;
+ default:
+ return EINVAL;
+ }
+ return copyout(&clock_id, SCARG_P32(uap, clock_id), sizeof(clock_id));
+}
+
diff -r 5c2016e8c521 -r c8a3c67a684e sys/compat/netbsd32/netbsd32_wait.c
--- a/sys/compat/netbsd32/netbsd32_wait.c Fri Sep 23 13:31:33 2016 +0000
+++ b/sys/compat/netbsd32/netbsd32_wait.c Fri Sep 23 14:09:39 2016 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: netbsd32_wait.c,v 1.22 2012/11/03 23:22:22 njoly Exp $ */
+/* $NetBSD: netbsd32_wait.c,v 1.23 2016/09/23 14:09:39 skrll Exp $ */
/*
* Copyright (c) 1998, 2001 Matthew R. Green
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: netbsd32_wait.c,v 1.22 2012/11/03 23:22:22 njoly Exp $");
+__KERNEL_RCSID(0, "$NetBSD: netbsd32_wait.c,v 1.23 2016/09/23 14:09:39 skrll Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -77,6 +77,74 @@
return error;
}
+int
+netbsd32_wait6(struct lwp *l, const struct netbsd32_wait6_args *uap,
+ register_t *retval)
+{
+ /* {
+ syscallarg(idtype_t) idtype;
+ syscallarg(id_t) id;
+ syscallarg(netbsd32_intp) status;
+ syscallarg(int) options;
+ syscallarg(netbsd32_wrusagep_t) wru;
+ syscallarg(netbsd32_siginfop_t) info;
+ } */
+ idtype_t idtype = SCARG(uap, idtype);
+ id_t id = SCARG(uap, id);
+ struct wrusage wru, *wrup;
+ siginfo_t si, *sip;
+ int status;
+ int pid;
+
+ if (SCARG_P32(uap, wru) != NULL)
+ wrup = &wru;
+ else
+ wrup = NULL;
+
+ if (SCARG_P32(uap, info) != NULL)
+ sip = &si;
+ else
+ sip = NULL;
+
+ /*
+ * We expect all callers of wait6() to know about WEXITED and
+ * WTRAPPED.
+ */
+ int error = do_sys_waitid(idtype, id, &pid, &status,
+ SCARG(uap, options), wrup, sip);
+
+ retval[0] = pid; /* tell userland who it was */
+
+#if 0
+ /*
+ * should we copyout if there was no process, hence no useful data?
+ * We don't for an old sytle wait4() (etc) but I believe
+ * FreeBSD does for wait6(), so a tossup... Go with FreeBSD for now.
+ */
+ if (pid == 0)
+ return error;
+#endif
+
+
+ if (error == 0 && SCARG_P32(uap, status))
+ error = copyout(&status, SCARG_P32(uap, status),
+ sizeof(status));
+ if (wrup != NULL && error == 0) {
+ struct netbsd32_wrusage wru32;
+
+ netbsd32_from_rusage(&wrup->wru_self, &wru32.wru_self);
+ netbsd32_from_rusage(&wrup->wru_children, &wru32.wru_children);
+ error = copyout(&wru32, SCARG_P32(uap, wru), sizeof(wru32));
+ }
+ if (sip != NULL && error == 0) {
+ siginfo32_t si32;
+
+ netbsd32_si_to_si32(&si32, sip);
+ error = copyout(&si32, SCARG_P32(uap, info), sizeof(si32));
+ }
+
+ return error;
+}
int
netbsd32___getrusage50(struct lwp *l,
diff -r 5c2016e8c521 -r c8a3c67a684e sys/kern/kern_exit.c
--- a/sys/kern/kern_exit.c Fri Sep 23 13:31:33 2016 +0000
+++ b/sys/kern/kern_exit.c Fri Sep 23 14:09:39 2016 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: kern_exit.c,v 1.258 2016/04/27 21:15:40 christos Exp $ */
+/* $NetBSD: kern_exit.c,v 1.259 2016/09/23 14:09:39 skrll Exp $ */
/*-
* Copyright (c) 1998, 1999, 2006, 2007, 2008 The NetBSD Foundation, Inc.
@@ -67,7 +67,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_exit.c,v 1.258 2016/04/27 21:15:40 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_exit.c,v 1.259 2016/09/23 14:09:39 skrll Exp $");
#include "opt_ktrace.h"
#include "opt_dtrace.h"
@@ -651,7 +651,7 @@
KASSERT(p->p_nlwps == 1);
}
-static int
+int
do_sys_waitid(idtype_t idtype, id_t id, int *pid, int *status, int options,
struct wrusage *wru, siginfo_t *si)
{
diff -r 5c2016e8c521 -r c8a3c67a684e sys/sys/proc.h
--- a/sys/sys/proc.h Fri Sep 23 13:31:33 2016 +0000
+++ b/sys/sys/proc.h Fri Sep 23 14:09:39 2016 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: proc.h,v 1.332 2016/09/13 07:39:45 martin Exp $ */
+/* $NetBSD: proc.h,v 1.333 2016/09/23 14:09:39 skrll Exp $ */
/*-
* Copyright (c) 2006, 2007, 2008 The NetBSD Foundation, Inc.
@@ -81,6 +81,7 @@
#include <machine/proc.h> /* Machine-dependent proc substruct */
#include <machine/pcb.h>
#include <sys/aio.h>
+#include <sys/idtype.h>
#include <sys/rwlock.h>
#include <sys/mqueue.h>
#include <sys/mutex.h>
@@ -500,6 +501,9 @@
void exit1(struct lwp *, int, int) __dead;
int kill1(struct lwp *l, pid_t pid, ksiginfo_t *ksi, register_t *retval);
int do_sys_wait(int *, int *, int, struct rusage *);
+int do_sys_waitid(idtype_t, id_t, int *, int *, int, struct wrusage *,
+ siginfo_t *);
+
struct proc *proc_alloc(void);
void proc0_init(void);
pid_t proc_alloc_pid(struct proc *);
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