X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/4452a7af2eac33dbad800bcc91f2399d62c18f53..4a3eedf9ecc9bbe3f3a5c6ce5e53ad199d639d32:/bsd/dev/i386/stubs.c?ds=inline diff --git a/bsd/dev/i386/stubs.c b/bsd/dev/i386/stubs.c index fa75f2b89..ddc759c29 100644 --- a/bsd/dev/i386/stubs.c +++ b/bsd/dev/i386/stubs.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * @@ -46,7 +46,6 @@ #include /* XXX should be elsewhere (cpeak) */ -extern struct proc *i386_current_proc(void); extern void *get_bsduthreadarg(thread_t); extern int *get_bsduthreadrval(thread_t); extern void *find_user_regs(thread_t); @@ -118,46 +117,11 @@ copywithin(void *src, void *dst, size_t count) return 0; } -/* - * This is just current_proc() from bsd/kern/bsd_stubs.c, but instead of - * returning kernproc in the non-vfork() case, it can return NULL. This is - * needed because the system call entry point is in osfmk/i386/bsd_i386.c - * instead of bsd/dev/i386, and therefore cannot see some BSD thread - * internals. We need to distinguish kernproc defaulting in the vfork and - * non-vfork cases vs. actually being the real process context. - */ -struct proc * -i386_current_proc(void) -{ - struct uthread * ut; - struct proc *p; - thread_t thr_act = current_thread(); - - ut = (struct uthread *)get_bsdthread_info(thr_act); - if (ut && (ut->uu_flag & UT_VFORK)) { - if (ut->uu_proc) { - p = ut->uu_proc; - if ((p->p_flag & P_INVFORK) == 0) - panic("returning child proc not under vfork"); - if (p->p_vforkact != (void *)thr_act) - panic("returning child proc which is not cur_act"); - return(p); - } else { - return (kernproc); - } - } - - /* Not in vfork - may return NULL */ - p = (struct proc *)get_bsdtask_info(current_task()); - - return (p); -} - void * get_bsduthreadarg(thread_t th) { void *arg_ptr; - struct uthread *ut; +struct uthread *ut; ut = get_bsdthread_info(th); @@ -172,7 +136,7 @@ get_bsduthreadarg(thread_t th) int * get_bsduthreadrval(thread_t th) { - struct uthread *ut; +struct uthread *ut; ut = get_bsdthread_info(th); return(&ut->uu_rval[0]);