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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Pavel Machek <pavel@ucw.cz>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFT][PATCH 2/3] swsusp: introduce the swap map structure
Date: Sun, 13 Nov 2005 23:33:13 +0100	[thread overview]
Message-ID: <200511132333.13647.rjw@sisk.pl> (raw)
In-Reply-To: <20051113211652.GE2119@elf.ucw.cz>

Hi,

On Sunday, 13 of November 2005 22:16, Pavel Machek wrote:
> Hi!
> 
> > This patch introduces the swap map structure that can be used by swsusp for
> > keeping tracks of data pages written to the swap.  The structure itself is
> > described in a comment within the patch.
> > 
> > The overall idea is to reduce the amount of metadata written to the swap
> > and to write and read the image pages sequentially, in a file-alike way.
> > This makes the swap-handling part of swsusp fairly independent of its
> > snapshot-handling part and will hopefully allow us to completely
> > separate these two parts in the future.
> > 
> > Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
> 
> ACK.
> 
> > +struct swap_map_handle {
> > +	void			*tfm; /* Needed for the encryption */
> > +	struct swap_map_page	*cur;
> > +	unsigned int		k;
> > +};
> 
> I thought you killed encryption in 1/3?

And I thought so, but this one apparently survived ...

> > @@ -33,6 +33,9 @@
> >  
> >  #include "power.h"
> >  
> > +struct pbe *pagedir_nosave = NULL;
> > +unsigned int nr_copy_pages = 0;
> > +
> >  #ifdef CONFIG_HIGHMEM
> >  struct highmem_page {
> >  	char *data;
> 
> You don't need to initialize to zero/NULL.

OK

I'll make the changes and post for inclusion into -mm in a couple of days.

Greetings,
Rafael

  reply	other threads:[~2005-11-13 22:32 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-12 20:13 [RFT][PATCH 0/3] swsusp: improve freeing of memory Rafael J. Wysocki
2005-11-12 20:19 ` [RFT][PATCH 1/3] swsusp: remove encryption Rafael J. Wysocki
2005-11-12 23:42   ` Pavel Machek
2005-11-12 20:22 ` [RFT][PATCH 2/3] swsusp: introduce the swap map structure Rafael J. Wysocki
2005-11-13 21:16   ` Pavel Machek
2005-11-13 22:33     ` Rafael J. Wysocki [this message]
2005-11-12 20:24 ` [RFT][PATCH 3/3] swsusp: improve freeing of memory Rafael J. Wysocki
2005-11-13 21:14   ` Pavel Machek
2005-11-13 22:27     ` Rafael J. Wysocki

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