public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Eric Paris <eparis@redhat.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, miltonm@austin.ibm.com,
	penberg@cs.helsinki.fi, bharata@linux.vnet.ibm.com,
	jkosina@suse.cz
Subject: Re: [PATCH] idr: fix idr corruption when id crosses a layer boundary
Date: Fri, 15 Jan 2010 16:32:57 -0500	[thread overview]
Message-ID: <1263591177.14495.7.camel@localhost> (raw)
In-Reply-To: <20100115132432.88037419.akpm@linux-foundation.org>

On Fri, 2010-01-15 at 13:24 -0800, Andrew Morton wrote:
> On Fri, 15 Jan 2010 16:14:50 -0500
> Eric Paris <eparis@redhat.com> wrote:
> 
> > inotify has for months been been having problems keeping the fsnotify view of
> > its objects in sync with the idr view of its objects.  I discovered this was
> > only ever the case with the 4096th object created.
> 
> Neato.  Do you think this will help with all the inotify problems
> people have been having?

I do believe it should shut up the inotify WARN() people have been
seeing and the memory leak....

> Do you think this fix should go into 2.6.32.x and earlier?

If someone who really understands the idr and can explain the original
test that was there thinks it right I think it should.  It's been broken
and able to produce corruption for a long time.

-Eric


      reply	other threads:[~2010-01-15 21:33 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-15 21:14 [PATCH] idr: fix idr corruption when id crosses a layer boundary Eric Paris
2010-01-15 21:24 ` Andrew Morton
2010-01-15 21:32   ` Eric Paris [this message]

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=1263591177.14495.7.camel@localhost \
    --to=eparis@redhat.com \
    --cc=akpm@linux-foundation.org \
    --cc=bharata@linux.vnet.ibm.com \
    --cc=jkosina@suse.cz \
    --cc=linux-kernel@vger.kernel.org \
    --cc=miltonm@austin.ibm.com \
    --cc=penberg@cs.helsinki.fi \
    /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