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:	Thu, 23 Feb 2012 18:03:56 +0200
From:	Pekka Enberg <>
To:	Rafael Aquini <>
Cc:	David Rientjes <>,,
	Randy Dunlap <>,
	Christoph Lameter <>,
	Matt Mackall <>, Rik van Riel <>,
	Josef Bacik <>,
Subject: Re: [PATCH] oom: add sysctl to enable slab memory dump

On Thu, 2012-02-23 at 13:22 -0200, Rafael Aquini wrote:
> > I think this also gives another usecase for a possible /dev/mem_notify in 
> > the future: userspace could easily poll on an eventfd and wait for an oom 
> > to occur and then cat /proc/slabinfo to attain all this.  In other words, 
> > if we had this functionality (which I think we undoubtedly will in the 
> > future), this patch would be obsoleted.
> Great! So, why not letting the time tell us if this feature will be obsoleted
> or not? I'd rather have this patch obsoleted by another one proven better, than
> just stay still waiting for something that might, or might not, happen in the
> future.


I'm not really convinced such an ABI would be a full replacement for
this patch. There's certainly advantages to having all this visible in
syslog even if we'd have such a mechanism.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

Powered by blists - more mailing lists