Re: [RFC][PATCH 2/3] swsusp: Do not use page flags

From: Pavel Machek
Date: Mon Mar 12 2007 - 05:04:09 EST


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@xxxxxxx>

Looks ok, but needs to stay in -mm for a while. ACK.
Pavel

--
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