tree 472fd07a519cdfd594a15da5d2167d8de937e95e
parent b6b337ad1c1d6fe11b09b35d75464b84b3e11f07
author Nadia Derbey <Nadia.Derbey@bull.net> 1209456043 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1209481572 -0700

ipc: invoke the ipcns notifier chain as a work item

Make the memory hotplug chain's mutex held for a shorter time: when memory is
offlined or onlined a work item is added to the global workqueue.  When the
work item is run, it notifies the ipcns notifier chain with the
IPCNS_MEMCHANGED event.

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>