linux-kernel - Re: [PATCH 2/3] inotify: do not BUG on idr entries at inotify destruction

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 24 Aug 2009 16:36:06 -0400
From:	Eric Paris <eparis@...hat.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Frans Pop <elendil@...net.nl>, linux-kernel@...r.kernel.org,
	zdenek.kabelac@...il.com, christoph.thielecke@....de,
	akpm@...ux-foundation.org, viro@...iv.linux.org.uk,
	grant.wilson@....co.uk, mikko.cal@...il.com
Subject: Re: [PATCH 2/3] inotify: do not BUG on idr entries at inotify
 destruction

On Mon, 2009-08-24 at 12:23 -0700, Linus Torvalds wrote:
> 
> On Mon, 24 Aug 2009, Eric Paris wrote:
> > 
> > You suspect correctly.  :(  I'll fix in my tree before I request a
> > pull....
> 
> Can you change the WARN() to a WARN_ONCE() too. 
> 
> Generally, we prefer the "ONCE" variant if there isn't some intrisic 
> reason why we'd want to know about each event. If there is some load that 
> triggers this, do you care about _how_many_times_ it happens, or about the 
> fact that it happens in the first place? In this case, I think it's the 
> "happens in the first place" case - once you see it a single time, the 
> rest of the reports aren't that interesting.
> 
> And using the ONCE thing means that we know it's not going to spam the 
> logs.

If everyone having {fs,i}notify problems want to check out my latest
for-linus tree that would be great.  It has his latest tree plus fixed
'versions' of the 3 patches I sent earlier.

http://git.infradead.org/users/eparis/notify.git/shortlog/refs/heads/for-linus

-Eric

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/