linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: William Lee Irwin III <wli@holomorphy.com>
To: "Paul E. McKenney" <paulmck@us.ibm.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@digeo.com,
	mjbligh@us.ibm.com
Subject: Re: [RFC][PATCH] Interface to invalidate regions of mmaps
Date: Tue, 13 May 2003 15:00:41 -0700	[thread overview]
Message-ID: <20030513220041.GW8978@holomorphy.com> (raw)
In-Reply-To: <20030513133636.C2929@us.ibm.com>

On Tue, May 13, 2003 at 01:36:36PM -0700, Paul E. McKenney wrote:
> This patch adds an API to allow networked and distributed filesystems
> to invalidate portions of (or all of) a file.  This is needed to 
> provide POSIX or near-POSIX semantics in such filesystems, as
> discussed on LKML late last year:
> 	http://marc.theaimsgroup.com/?l=linux-kernel&m=103609089604576&w=2
> 	http://marc.theaimsgroup.com/?l=linux-kernel&m=103167761917669&w=2

It looks possible to consolidate this with the internals of vmtruncate()
by passing in the maximum value representable by loff_t as the length.


-- wli
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"aart@kvack.org"> aart@kvack.org </a>

  reply	other threads:[~2003-05-13 22:00 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-05-13 20:36 Paul E. McKenney
2003-05-13 22:00 ` William Lee Irwin III [this message]
2003-05-13 22:21 ` Andrew Morton
2003-05-13 22:43   ` Paul E. McKenney
2003-05-13 23:11   ` Zach Brown
2003-05-13 23:19     ` Andrew Morton
2003-05-13 23:57       ` Zach Brown
2003-05-13 23:26     ` William Lee Irwin III

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20030513220041.GW8978@holomorphy.com \
    --to=wli@holomorphy.com \
    --cc=akpm@digeo.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=mjbligh@us.ibm.com \
    --cc=paulmck@us.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox