Messages in this thread | | | Date | Mon, 12 Mar 2007 10:03:35 +0100 | From | Pavel Machek <> | Subject | Re: [RFC][PATCH 2/3] swsusp: Do not use page flags |
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Hi!
> Make swsusp use memory bitmaps instead of page flags for marking 'nosave' and > free pages. This allows us to 'recycle' two page flags that can be used for other > purposes. Also, the memory needed to store the bitmaps is allocated when > necessary (ie. before the suspend) and freed after the resume which is more > reasonable. > > The patch is designed to minimize the amount of changes and there are some nice > simplifications and optimizations possible on top of it. I am going to > implement them separately in the future. > > Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Looks ok, but needs to stay in -mm for a while. ACK. Pavel
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