Re: [patch 2] mm: speculative get_page
From: Dave Hansen <hidden>
Date: 2005-06-28 16:03:34
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On Tue, 2005-06-28 at 23:16 +1000, Nick Piggin wrote:
I think there are a a few ways that bits can be reclaimed if we start digging. swsusp uses 2 which seems excessive though may be fully justified.
They (swsusp) actually don't need the bits at all until suspend-time, at all. Somebody coded up a "dynamic page flags" patch that let them kill the page->flags use, but it didn't really go anywhere. Might be nice if someone dug it up. I probably have a copy somewhere. -- Dave -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"aart@kvack.org"> aart@kvack.org </a>