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 /*
  23  * Copyright 2006 Sun Microsystems, Inc.        All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #ifndef _SYS_LX_THREAD_H
  28 #define _SYS_LX_THREAD_H
  29 
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31 
  32 #ifdef __cplusplus
  33 extern "C" {
  34 #endif
  35 
  36 #include <thread.h>
  37 
  38 typedef struct lx_tsd {
  39         uintptr_t       lxtsd_gs;
  40         int             lxtsd_exit;
  41         int             lxtsd_exit_status;
  42         ucontext_t      lxtsd_exit_context;
  43 } lx_tsd_t;
  44 
  45 extern thread_key_t     lx_tsd_key;     /* thread-specific Linux %gs value */
  46 
  47 extern void             lx_swap_gs(long, long *);
  48 
  49 #ifdef  __cplusplus
  50 }
  51 #endif
  52 
  53 #endif  /* _SYS_LX_THREAD_H */