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Remove proc0 creation

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This commit is contained in:
Sebastian Huber
2012-04-26 15:05:52 +02:00
parent 9ee768907e
commit 4c0c5fdb5f
9 changed files with 225 additions and 75 deletions
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61
freebsd/kern/init_main.c
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@@ -65,17 +65,13 @@ __FBSDID("$FreeBSD$");
#include <freebsd/sys/resourcevar.h>
#include <freebsd/sys/systm.h>
#include <freebsd/sys/signalvar.h>
#ifndef __rtems__
#include <freebsd/sys/vnode.h>
#endif
#include <freebsd/sys/sysent.h>
#include <freebsd/sys/reboot.h>
#include <freebsd/sys/sched.h>
#include <freebsd/sys/sx.h>
#include <freebsd/sys/sysproto.h>
#ifndef __rtems__
#include <freebsd/sys/vmmeter.h>
#endif
#include <freebsd/sys/unistd.h>
#include <freebsd/sys/malloc.h>
#include <freebsd/sys/conf.h>
@@ -86,12 +82,10 @@ __FBSDID("$FreeBSD$");
#include <freebsd/security/audit/audit.h>
#include <freebsd/security/mac/mac_framework.h>
#ifndef __rtems__
#include <freebsd/vm/vm.h>
#include <freebsd/vm/vm_param.h>
#include <freebsd/vm/pmap.h>
#include <freebsd/vm/vm_map.h>
#endif
#include <freebsd/sys/copyright.h>
#include <freebsd/ddb/ddb.h>
@@ -104,18 +98,13 @@ void mi_startup(void); /* Should be elsewhere */
static struct session session0;
static struct pgrp pgrp0;
struct proc proc0;
#endif /* __rtems__ */
struct thread thread0 __aligned(16);
#ifndef __rtems__
struct vmspace vmspace0;
struct proc *initproc;
int boothowto = 0; /* initialized so that it can be patched */
SYSCTL_INT(_debug, OID_AUTO, boothowto, CTLFLAG_RD, &boothowto, 0, "");
#endif /* __rtems__ */
int bootverbose;
#ifndef __rtems__
SYSCTL_INT(_debug, OID_AUTO, bootverbose, CTLFLAG_RW, &bootverbose, 0, "");
/*
@@ -129,11 +118,6 @@ SYSINIT(placeholder, SI_SUB_DUMMY, SI_ORDER_ANY, NULL, NULL);
* The sysinit table itself. Items are checked off as the are run.
* If we want to register new sysinit types, add them to newsysinit.
*/
#else /* __rtems__ */
struct proc proc0;
#endif /* __rtems__ */
SET_DECLARE(sysinit_set, struct sysinit);
#ifndef __rtems__
@@ -434,7 +418,7 @@ proc0_init(void *dummy __unused)
GIANT_REQUIRED;
p = &proc0;
td = &thread0;
/*
* Initialize magic number and osrel.
*/
@@ -709,7 +693,7 @@ start_init(void *dummy)
strlcpy(init_path, var, sizeof(init_path));
freeenv(var);
}
for (path = init_path; *path != '\0'; path = next) {
while (*path == ':')
path++;
@@ -720,7 +704,7 @@ start_init(void *dummy)
if (bootverbose)
printf("start_init: trying %.*s\n", (int)(next - path),
path);
/*
* Move out the boot flag argument.
*/
@@ -783,7 +767,7 @@ start_init(void *dummy)
return;
}
if (error != ENOENT)
printf("exec %.*s: error %d\n", (int)(next - path),
printf("exec %.*s: error %d\n", (int)(next - path),
path, error);
}
printf("init: not found in path %s\n", init_path);
@@ -842,41 +826,4 @@ kick_init(const void *udata __unused)
thread_unlock(td);
}
SYSINIT(kickinit, SI_SUB_KTHREAD_INIT, SI_ORDER_FIRST, kick_init, NULL);
#else /* __rtems__ */
/*
***************************************************************************
****
**** The two following SYSINIT's are proc0 specific glue code. I am not
**** convinced that they can not be safely combined, but their order of
**** operation has been maintained as the same as the original init_main.c
**** for right now.
****
**** These probably belong in init_proc.c or kern_proc.c, since they
**** deal with proc0 (the fork template process).
****
***************************************************************************
*/
/* ARGSUSED*/
static void
proc0_init(void *dummy __unused)
{
struct proc *p;
GIANT_REQUIRED;
p = &proc0;
/* Create credentials. */
p->p_ucred = crget();
p->p_ucred->cr_ngroups = 1; /* group 0 */
p->p_ucred->cr_uidinfo = uifind(0);
p->p_ucred->cr_ruidinfo = uifind(0);
p->p_ucred->cr_prison = &prison0;
#ifdef AUDIT
audit_cred_kproc0(p->p_ucred);
#endif
#ifdef MAC
mac_cred_create_swapper(p->p_ucred);
#endif
}
SYSINIT(p0init, SI_SUB_INTRINSIC, SI_ORDER_FIRST, proc0_init, NULL);
#endif /* __rtems__ */