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  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:	Wed, 28 Nov 2007 19:26:29 -0800 (PST)
From:	Christoph Lameter <clameter@....com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
cc:	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"balbir@...ux.vnet.ibm.com" <balbir@...ux.vnet.ibm.com>,
	"yamamoto@...inux.co.jp" <yamamoto@...inux.co.jp>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"containers@...ts.osdl.org" <containers@...ts.osdl.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH][for -mm] per-zone and reclaim enhancements for memory
 controller take 3 [3/10] per-zone active inactive counter

On Thu, 29 Nov 2007, KAMEZAWA Hiroyuki wrote:

> ok, just use N_HIGH_MEMORY here and add comment for hotplugging support is not yet.
> 
> Christoph-san, Lee-san, could you confirm following ?
> 
> - when SLAB is used, kmalloc_node() against offline node will success.
> - when SLUB is used, kmalloc_node() against offline node will panic.
> 
> Then, the caller should take care that node is online before kmalloc().

Hmmmm... An offline node implies that the per node structure does not 
exist. SLAB should fail too. If there is something wrong with the allocs 
then its likely a difference in the way hotplug was put into SLAB and 
SLUB.


-
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/

Powered by blists - more mailing lists