linux-kernel - Re: [PATCH 6/8] net: use numa_node in net

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]

Message-id: <200802191142.48891.yinghai.lu@sun.com>
Date:	Tue, 19 Feb 2008 11:42:48 -0800
From:	Yinghai Lu <Yinghai.Lu@....COM>
To:	David Miller <davem@...emloft.net>
Cc:	mingo@...e.hu, greg@...ah.com, akpm@...ux-foundation.org,
	jeff@...zik.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/8] net: use numa_node in net_devcice->dev instead of
 parent

On Tuesday 19 February 2008 03:41:10 am David Miller wrote:
> From: Ingo Molnar <mingo@...e.hu>
> Date: Tue, 19 Feb 2008 12:21:46 +0100
> 
> > 
> > * Yinghai Lu <Yinghai.Lu@....COM> wrote:
> > 
> > >  struct sk_buff *__netdev_alloc_skb(struct net_device *dev,
> > >  		unsigned int length, gfp_t gfp_mask)
> > >  {
> > > -	int node = dev->dev.parent ? dev_to_node(dev->dev.parent) : -1;
> > > +	int node = dev_to_node(&dev->dev);
> > 
> > i think this is a fix for the networking folks. (Dave Cc:-ed)
> 
> It keeps getting NAK's because it's wrong.
> 
> The author of the patch hasn't convinced folks why this is really
> necessary, and using the net_device embedded device struct is
> definitely wrong here.  It doesn't contain the NUMA node information,
> the physical device does, and that is what the parent it.

can you check the 5/8?
that will make sure every struct device get numa_node get assigned.

YH
--
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/