linux-kernel - Re: [BUG] mellanox IB driver fails to load on large config

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Message-ID: <CAJ3xEMj82OtHcs+kDG_xrQZ4+x3Eih=YSNFR4+W-AoPNA=4jTw@mail.gmail.com>
Date:	Sat, 11 Jul 2015 23:20:19 +0300
From:	Or Gerlitz <gerlitz.or@...il.com>
To:	andrew banman <abanman@....com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	Doug Ledford <dledford@...hat.com>,
	Sean Hefty <sean.hefty@...el.com>,
	Hal Rosenstock <hal.rosenstock@...il.com>,
	Or Gerlitz <ogerlitz@...lanox.com>,
	"David S. Miller" <davem@...emloft.net>,
	Roland Dreier <roland@...estorage.com>,
	Matan Barak <matanb@...lanox.com>,
	Moni Shoua <monis@...lanox.com>,
	Jack Morgenstein <jackm@....mellanox.co.il>,
	Yishai Hadas <yishaih@...lanox.com>,
	Eran Ben Elisha <eranbe@...lanox.com>,
	Ira Weiny <ira.weiny@...el.com>,
	"linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>
Subject: Re: [BUG] mellanox IB driver fails to load on large config

On Fri, Jul 10, 2015 at 10:15 PM, andrew banman <abanman@....com> wrote:
> I'm seeing a large number of allocation errors originating from the Mellanox IB
> driver when booting the 4.2-rc1 kernel on a 4096cpu 32TB memory system:

Just to make sure, mlx4 works fine on this small (...) system with 4.1
and 4.2-rc1 breaks, or 4.2-rc1 is the 1st time you're trying that
config?
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