Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH 13/23] Hibernation: Partial page I/O support. | Date | Wed, 13 Oct 2010 22:28:22 +0200 |
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On Wednesday, October 13, 2010, Pavel Machek wrote: > Hi! > > > Add functions that can be used for coalescing and splitting buffers > > that are smaller than PAGE_SIZE. These functions provide no method > > of determining where the boundaries of the smaller buffers are to > > be found - that is the caller's problem. > > I don't get it; why do we need that support?
This is related to compression. This way we can put data from two or more compressed pages into one page frame.
Thanks, Rafael
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