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Diffstat (limited to 'microkernel/mach/ipc')
| -rw-r--r-- | microkernel/mach/ipc/sequence_numbering.mdwn | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/microkernel/mach/ipc/sequence_numbering.mdwn b/microkernel/mach/ipc/sequence_numbering.mdwn new file mode 100644 index 00000000..7c1f68e4 --- /dev/null +++ b/microkernel/mach/ipc/sequence_numbering.mdwn @@ -0,0 +1,19 @@ +[[meta copyright="Copyright © 2007, 2008 Free Software Foundation, Inc."]] + +[[meta license="""[[toggle id="license" text="GFDL 1.2+"]][[toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled +[[GNU_Free_Documentation_License|/fdl]]."]]"""]] + +Mach's [[IPC]] mechanism allows for getting access to a message's sequence +number. + +This can be used for serializing requests in a multithreaded environment. + +* [GNU Mach Reference Manual: 4.2.6 Message + Receive](http://www.gnu.org/software/hurd/gnumach-doc/Message-Receive.html) +* [GNU Mach Reference Manual: 4.3.6 Receive + Rights](http://www.gnu.org/software/hurd/gnumach-doc/Receive-Rights.html) |