diff options
Diffstat (limited to 'include/linux/mqueue.h')
| -rw-r--r-- | include/linux/mqueue.h | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/include/linux/mqueue.h b/include/linux/mqueue.h deleted file mode 100644 index 8b5a79615fbf..000000000000 --- a/include/linux/mqueue.h +++ /dev/null @@ -1,53 +0,0 @@ -/* Copyright (C) 2003 Krzysztof Benedyczak & Michal Wronski - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - It is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this software; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _LINUX_MQUEUE_H -#define _LINUX_MQUEUE_H - -#define MQ_PRIO_MAX 32768 -/* per-uid limit of kernel memory used by mqueue, in bytes */ -#define MQ_BYTES_MAX 819200 - -struct mq_attr { - long mq_flags; /* message queue flags */ - long mq_maxmsg; /* maximum number of messages */ - long mq_msgsize; /* maximum message size */ - long mq_curmsgs; /* number of messages currently queued */ - long __reserved[4]; /* ignored for input, zeroed for output */ -}; - -/* - * SIGEV_THREAD implementation: - * SIGEV_THREAD must be implemented in user space. If SIGEV_THREAD is passed - * to mq_notify, then - * - sigev_signo must be the file descriptor of an AF_NETLINK socket. It's not - * necessary that the socket is bound. - * - sigev_value.sival_ptr must point to a cookie that is NOTIFY_COOKIE_LEN - * bytes long. - * If the notification is triggered, then the cookie is sent to the netlink - * socket. The last byte of the cookie is replaced with the NOTIFY_?? codes: - * NOTIFY_WOKENUP if the notification got triggered, NOTIFY_REMOVED if it was - * removed, either due to a close() on the message queue fd or due to a - * mq_notify() that removed the notification. - */ -#define NOTIFY_NONE 0 -#define NOTIFY_WOKENUP 1 -#define NOTIFY_REMOVED 2 - -#define NOTIFY_COOKIE_LEN 32 - -#endif |