1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25 
  26 #ifndef _SYS_LX_PID_H
  27 #define _SYS_LX_PID_H
  28 
  29 #pragma ident   "%Z%%M% %I%     %E% SMI"
  30 
  31 #include <sys/note.h>
  32 
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36 
  37 #ifdef _KERNEL
  38 struct lx_pid {
  39         pid_t   s_pid;                  /* the solaris pid and ... */
  40         id_t    s_tid;                  /* ... tid pair */
  41         pid_t   l_pid;                  /* the corresponding linux pid */
  42         time_t  l_start;                /* birthday of this pid */
  43         struct pid *l_pidp;
  44         struct lx_pid *stol_next;       /* link in stol hash table */
  45         struct lx_pid *ltos_next;       /* link in ltos hash table */
  46 };
  47 
  48 extern int lx_pid_assign(kthread_t *);
  49 extern void lx_pid_reassign(kthread_t *);
  50 extern void lx_pid_rele(pid_t, id_t);
  51 extern pid_t lx_lpid_to_spair(pid_t, pid_t *, id_t *);
  52 extern pid_t lx_lwp_ppid(klwp_t *, pid_t *, id_t *);
  53 extern void lx_pid_init(void);
  54 extern void lx_pid_fini(void);
  55 #endif
  56 
  57 #ifdef  __cplusplus
  58 }
  59 #endif
  60 
  61 #endif  /* _SYS_LX_PID_H */