From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Nigel Cunningham <nigel@tuxonice.net>
Cc: Linux PM <linux-pm@lists.linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
"TuxOnIce-devel" <tuxonice-devel@tuxonice.net>
Subject: Re: [PATCH 05/22] Hibernation: Switch to preallocating swap.
Date: Sun, 26 Sep 2010 00:22:36 +0200 [thread overview]
Message-ID: <201009260022.36244.rjw@sisk.pl> (raw)
In-Reply-To: <4C9E6A75.8090702@tuxonice.net>
On Saturday, September 25, 2010, Nigel Cunningham wrote:
> Morning.
>
> On 26/09/10 07:24, Rafael J. Wysocki wrote:
> > On Saturday, September 25, 2010, Nigel Cunningham wrote:
> >> Switch from allocating swap as the image is written to allocating
> >> storage prior to writing the image.
> >
> > Hmm, I think I know what the patch does, but I don't really understand the
> > changelog. Care to explain/fix?
>
> Sure. I was a little terse, wasn't I? :)
>
> Prior to this patch, we allocated swap as we were writing the image.
> This patch changes things so that we instead allocate all the swap we'll
> need prior to starting to write the image. It lays groundwork for later
> patches that switch from doing I/O in batches.
Good. I'll use the above as a replacement changelog if you don't mind.
Thanks,
Rafael
next prev parent reply other threads:[~2010-09-25 22:23 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-25 4:16 Nigel's current for-rafael queue Nigel Cunningham
2010-09-25 4:16 ` [PATCH 01/22] Record & display i/o speed post resume Nigel Cunningham
2010-09-25 4:16 ` [PATCH 02/22] Hibernation: Swap iteration functions Nigel Cunningham
2010-09-25 4:16 ` [PATCH 03/22] Hibernation: Move root_swap declaration Nigel Cunningham
2010-09-25 4:16 ` [PATCH 04/22] Hibernation: Add mass swap allocation routine Nigel Cunningham
2010-09-25 4:16 ` [PATCH 05/22] Hibernation: Switch to preallocating swap Nigel Cunningham
2010-09-25 21:24 ` Rafael J. Wysocki
2010-09-25 21:32 ` Nigel Cunningham
2010-09-25 22:22 ` Rafael J. Wysocki [this message]
2010-09-25 4:16 ` [PATCH 06/22] Hiberation: Fix speed display Nigel Cunningham
2010-09-25 4:16 ` [PATCH 07/22] Hibernation: Generic extents support Nigel Cunningham
2010-09-25 4:16 ` [PATCH 08/22] Hibernation: Iterate over sectors not swap entries Nigel Cunningham
2010-09-25 4:16 ` [PATCH 09/22] Hibernation: Stop passing swap_map_handle struct Nigel Cunningham
2010-09-25 4:16 ` [PATCH 10/22] Hibernation: Stop passing bio_chain around Nigel Cunningham
2010-09-25 4:16 ` [PATCH 11/22] Hibernation: Move block i/o fns to block_io.c Nigel Cunningham
2010-09-25 4:16 ` [PATCH 12/22] Hibernation: Partial page I/O support Nigel Cunningham
2010-09-25 4:16 ` [PATCH 13/22] Hibernation: Extent save/load routines Nigel Cunningham
2010-09-25 22:12 ` Rafael J. Wysocki
2010-09-25 4:16 ` [PATCH 14/22] Hibernation: Store block extents at start of image Nigel Cunningham
2010-09-25 4:16 ` [PATCH 15/22] Hibernation: Use block extents for reading image Nigel Cunningham
2010-09-25 4:16 ` [PATCH 16/22] Remove first_sector from swap_map_handle Nigel Cunningham
2010-09-25 4:16 ` [PATCH 17/22] Hibernation: Replace bio chain Nigel Cunningham
2010-09-25 4:17 ` [PATCH 18/22] Hibernation: Remove swap_map_pages Nigel Cunningham
2010-09-25 4:17 ` [PATCH 19/22] Hibernation: Remove wait_on_bio_chain result Nigel Cunningham
2010-09-25 4:17 ` [PATCH 20/22] Hibernation: Prepare for handle.cur removal Nigel Cunningham
2010-09-25 4:17 ` [PATCH 21/22] Hibernation: Remove swap_map structure Nigel Cunningham
2010-09-25 4:17 ` [PATCH 22/22] Hibernation: Remove now-empty routines Nigel Cunningham
2010-09-25 15:04 ` [linux-pm] Nigel's current for-rafael queue Martin Steigerwald
2010-09-25 21:21 ` Nigel Cunningham
2010-09-25 22:19 ` Rafael J. Wysocki
2010-09-25 22:33 ` Nigel Cunningham
2010-09-25 22:36 ` Rafael J. Wysocki
2010-09-28 10:34 ` [TuxOnIce-devel] " Martin Steigerwald
2010-09-30 7:52 ` unable to handle paging request at resume (was: Re: [TuxOnIce-devel] Nigel's current for-rafael queue) Martin Steigerwald
2010-10-02 16:51 ` [linux-pm] " Martin Steigerwald
2010-09-28 19:45 ` [TuxOnIce-devel] Nigel's current for-rafael queue Martin Steigerwald
2010-09-28 21:25 ` Nigel Cunningham
2010-09-30 7:56 ` Martin Steigerwald
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