[PATCH] memory hotplug locking: zone span seqlock
authorDave Hansen <haveblue@us.ibm.com>
Sun, 30 Oct 2005 01:16:53 +0000 (18:16 -0700)
committerLinus Torvalds <torvalds@g5.osdl.org>
Sun, 30 Oct 2005 04:40:44 +0000 (21:40 -0700)
commitbdc8cb984576ab5b550c8b24c6fa111a873503e3
treef94548988874caa10d770e6e65bc50c925abf825
parent208d54e5513c0c02d85af0990901354c74364d5c
[PATCH] memory hotplug locking: zone span seqlock

See the "fixup bad_range()" patch for more information, but this actually
creates a the lock to protect things making assumptions about a zone's size
staying constant at runtime.

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
include/linux/memory_hotplug.h
include/linux/mmzone.h
mm/page_alloc.c