[PATCH] memory hotplug locking: zone span seqlock

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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>

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Dave Hansen 2005-10-29 18:16:53 -07:00 • committed by Linus Torvalds

parent 208d54e551

commit bdc8cb9845

3 changed files with 66 additions and 7 deletions

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39

include/linux/memory_hotplug.h

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15

include/linux/mmzone.h

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19

mm/page_alloc.c

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