Staging
v0.5.1
https://github.com/torvalds/linux
Revision fa25d8d6d3fa0fecd00cd4b909011291eae9257d authored by KAMEZAWA Hiroyuki on 05 August 2006, 19:15:02 UTC, committed by Linus Torvalds on 06 August 2006, 15:57:49 UTC
add_memory() does all necessary check to avoid collision.  then, acpi layer
doesn't have to check region by itself.

(*) pfn_valid() just returns page struct is valid or not. It returns 0
    if a section has been already added even is ioresource is not added.
    ioresource collision check in mm/memory_hotplug.c can do more precise
    collistion check.
    added enabled bit check just for sanity check..

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Keith Mannthey <kmannth@gmail.com>
Cc: Yasunori Goto <y-goto@jp.fujitsu.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Cc: "Brown, Len" <len.brown@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
1 parent 58c1b5b
History
Tip revision: fa25d8d6d3fa0fecd00cd4b909011291eae9257d authored by KAMEZAWA Hiroyuki on 05 August 2006, 19:15:02 UTC
[PATCH] memory hotadd fixes: avoid check in acpi
Tip revision: fa25d8d
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