Messages in this thread | | | Date | Wed, 21 Sep 2005 13:58:34 -0700 | From | Andrew Morton <> | Subject | Re: [swsusp] Rework image freeing |
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Pavel Machek <pavel@ucw.cz> wrote: > > + for_each_zone(zone) { > + for (zone_pfn = 0; zone_pfn < zone->spanned_pages; ++zone_pfn) { > + struct page * page; > + page = pfn_to_page(zone_pfn + zone->zone_start_pfn); > + if (PageNosave(page) && PageNosaveFree(page)) { > + ClearPageNosave(page); > + ClearPageNosaveFree(page); > + free_page((long) page_address(page)); > + }
There doesn't seem to be much point in converting the pageframe address to a virtual address, then back to a pageframe address. Why not just do put_page() here?
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