From: Andrew Morton <akpm@osdl.org>
To: Pavel Machek <pavel@ucw.cz>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [swsusp] Rework image freeing
Date: Wed, 21 Sep 2005 13:58:34 -0700 [thread overview]
Message-ID: <20050921135834.4fd73447.akpm@osdl.org> (raw)
In-Reply-To: <20050921205132.GA4249@elf.ucw.cz>
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?
next prev parent reply other threads:[~2005-09-21 20:59 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-21 20:51 Pavel Machek
2005-09-21 20:58 ` Andrew Morton [this message]
2005-09-21 21:19 ` Pavel Machek
2005-09-21 21:31 ` Andrew Morton
2005-09-21 21:11 ` Dave Hansen
2005-09-21 21:18 ` Dave Hansen
2005-09-21 21:23 ` Pavel Machek
2005-09-21 22:53 ` Rafael J. Wysocki
2005-09-22 4:54 ` Rafael J. Wysocki
2005-09-22 9:46 ` Pavel Machek
2005-09-23 20:52 ` Rafael J. Wysocki
2005-09-23 21:19 ` Rafael J. Wysocki
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