pid.h

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    1 /*-
    2  * Copyright (c) 2017 Mellanox Technologies, Ltd.
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice unmodified, this list of conditions, and the following
   10  *    disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   25  *
   26  * $FreeBSD$
   27  */
   28 
   29 #ifndef _LINUXKPI_LINUX_PID_H_
   30 #define _LINUXKPI_LINUX_PID_H_
   31 
   32 #include <sys/param.h>
   33 #include <sys/systm.h>
   34 #include <sys/proc.h>
   35 
   36 enum pid_type {
   37         PIDTYPE_PID,
   38         PIDTYPE_PGID,
   39         PIDTYPE_SID,
   40         PIDTYPE_MAX
   41 };
   42 
   43 #define pid_nr(n) (n)
   44 #define pid_vnr(n) (n)
   45 #define from_kuid_munged(a, uid) (uid)
   46 
   47 #define pid_task(pid, type) ({                  \
   48         struct task_struct *__ts;               \
   49         CTASSERT((type) == PIDTYPE_PID);        \
   50         __ts = linux_pid_task(pid);             \
   51         __ts;                                   \
   52 })
   53 
   54 #define get_pid_task(pid, type) ({              \
   55         struct task_struct *__ts;               \
   56         CTASSERT((type) == PIDTYPE_PID);        \
   57         __ts = linux_get_pid_task(pid);         \
   58         __ts;                                   \
   59 })
   60 
   61 #define get_task_pid(task, type) ({             \
   62         CTASSERT((type) == PIDTYPE_PID);        \
   63         (task)->task_thread->td_tid;            \
   64 })
   65 
   66 struct task_struct;
   67 extern struct task_struct *linux_pid_task(pid_t);
   68 extern struct task_struct *linux_get_pid_task(pid_t);
   69 
   70 #endif                                  /* _LINUXKPI_LINUX_PID_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/compat/linuxkpi/common/include/linux/pid.h

FreeBSD/Linux Kernel Cross Reference
sys/compat/linuxkpi/common/include/linux/pid.h