From: Robert Love <rml@novell.com>
To: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
Cc: Samuel Thibault <samuel.thibault@ens-lyon.org>,
Andy Isaacson <adi@hexapodia.org>,
linux-kernel@vger.kernel.org
Subject: Re: wrong madvise(MADV_DONTNEED) semantic
Date: Tue, 28 Jun 2005 16:05:11 -0400 [thread overview]
Message-ID: <1119989111.6745.21.camel@betsy> (raw)
In-Reply-To: <20050628200330.GB4453@wohnheim.fh-wedel.de>
On Tue, 2005-06-28 at 22:03 +0200, Jörn Engel wrote:
> Plus, common sense agrees with posix. An implementation of madvice
> that doesn't do anything should be perfectly sane and functionally
> equivalent to any other implementation. Only differences should be in
> performance.
>
> Dropping dirty pages is a clear functional difference.
I like the idea (I think someone suggested this early on) of renaming
the current MADV_DONTNEED to MADV_FREE and then adding a correct
MADV_DONTNEED.
And, as I said, the man page needs clarification.
Robert Love
next prev parent reply other threads:[~2005-06-28 20:07 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-28 13:43 wrong madvise(MADV_DONTNEED) semantic Samuel Thibault
2005-06-28 14:38 ` [Patch] Hotfix for " Jörn Engel
2005-06-28 18:16 ` Andy Isaacson
2005-06-28 18:28 ` Robert Love
2005-06-28 18:53 ` Andy Isaacson
2005-06-28 19:23 ` Robert Love
2005-06-28 19:41 ` Samuel Thibault
2005-06-28 20:03 ` Jörn Engel
2005-06-28 20:05 ` Robert Love [this message]
2005-06-28 20:17 ` Jörn Engel
2005-06-28 20:20 ` Samuel Thibault
2005-06-28 20:30 ` Jörn Engel
2005-06-28 20:37 ` Andy Isaacson
2005-07-05 23:39 ` Darren Hart
2005-06-29 16:53 ` wrong madvise(MADV DONTNEED) semantic Michael Kerrisk
2005-06-29 17:22 ` Jamie Lokier
2005-06-29 16:34 ` Michael Kerrisk
2005-06-28 18:54 ` wrong madvise(MADV_DONTNEED) semantic Samuel Thibault
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