linux

iv/linux

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Nadia Derbey e2c284d8a8 ipc: recompute msgmni on ipc namespace creation/removal

Introduce a notification mechanism that aims at recomputing msgmni each time
an ipc namespace is created or removed.

The ipc namespace notifier chain already defined for memory hotplug management
is used for that purpose too.

Each time a new ipc namespace is allocated or an existing ipc namespace is
removed, the ipcns notifier chain is notified.  The callback routine for each
registered ipc namespace is then activated in order to recompute msgmni for
that namespace.

Signed-off-by: Nadia Derbey <Nadia.Derbey@bull.net>
Cc: Yasunori Goto <y-goto@jp.fujitsu.com>
Cc: Matt Helsley <matthltc@us.ibm.com>
Cc: Mingming Cao <cmm@us.ibm.com>
Cc: Pierre Peiffer <pierre.peiffer@bull.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2008-04-29 08:06:12 -07:00

compat_mq.c

Linux-2.6.12-rc2

2005-04-16 15:20:36 -07:00

compat.c

fix logic error in ipc compat semctl()

2007-07-06 10:23:43 -07:00

ipc_sysctl.c

namespaces: move the IPC namespace under IPC_NS option

2008-02-08 09:22:23 -08:00

ipcns_notifier.c

ipc: recompute msgmni on ipc namespace creation/removal