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Re: [PATCH] swapin readahead

To: Zlatko.Calusic@CARNet.hr
Subject: Re: [PATCH] swapin readahead
From: ebiederm+eric@ccr.net (Eric W. Biederman)
Date: 03 Dec 1998 09:39:48 -0600
Cc: "Stephen C. Tweedie" <sct@redhat.com>, Rik van Riel <H.H.vanRiel@phys.uu.nl>, Linux MM <linux-mm@kvack.org>
In-Reply-To: Zlatko Calusic's message of "03 Dec 1998 09:55:13 +0100"
References: <87vhjvkccu.fsf@atlas.CARNet.hr> <Pine.LNX.3.96.981201192554.4046A-100000@mirkwood.dummy.home> <199812021735.RAA04489@dax.scot.redhat.com> <87d862gs3h.fsf@atlas.CARNet.hr> <m1af15iyp9.fsf@flinx.ccr.net> <8767bt7gge.fsf@atlas.CARNet.hr>
Sender: owner-linux-mm@kvack.org

>>>>> "ZC" == Zlatko Calusic <Zlatko.Calusic@CARNet.hr> writes:

ZC> Speaking about swap files (as opposed to swap partitions) what is the
ZC> reason for synchronous operation when swapping to them, at first
ZC> place? Races?

It appears it was implmented that way long originally and no one has
changed the code.  It is almost trivial to change to using brw_page.

In my shmfs code I have that change, though I haven't tried it in a while.

Eric
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References:
- Re: [PATCH] swapin readahead
  - From: Zlatko Calusic <Zlatko.Calusic@CARNet.hr>
- Re: [PATCH] swapin readahead
  - From: Rik van Riel <H.H.vanRiel@phys.uu.nl>
- Re: [PATCH] swapin readahead
  - From: "Stephen C. Tweedie" <sct@redhat.com>
- Re: [PATCH] swapin readahead
  - From: Zlatko Calusic <Zlatko.Calusic@CARNet.hr>
- Re: [PATCH] swapin readahead
  - From: ebiederm+eric@ccr.net (Eric W. Biederman)
- Re: [PATCH] swapin readahead
  - From: Zlatko Calusic <Zlatko.Calusic@CARNet.hr>

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