netdev - Re: [2/2] 2.6.22-rc4: known regressions v3

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Message-ID: <20070614142146.GN15426@holomorphy.com>
Date:	Thu, 14 Jun 2007 07:21:46 -0700
From:	William Lee Irwin III <wli@...omorphy.com>
To:	Mark Fortescue <mark@...hpc.demon.co.uk>
Cc:	Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Netdev <netdev@...r.kernel.org>, Dan Aloni <da-x@...atomic.org>,
	Chad Tindel <ctindel@...rs.sourceforge.net>,
	Jay Vosburgh <fubar@...ibm.com>,
	Stephen Hemminger <shemminger@...ux-foundation.org>,
	sparclinux@...r.kernel.org, David Miller <davem@...emloft.net>,
	Mikael Pettersson <mikpe@...uu.se>,
	linux-pm@...ts.linux-foundation.org,
	"Rafael J. Wysocki" <rjw@...k.pl>, Pavel Machek <pavel@....cz>,
	linux-usb-devel@...ts.sourceforge.net,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Alex Riesen <raa.lkml@...il.com>, Andi Kleen <ak@...e.de>,
	discuss@...-64.org, Ioan Ionita <opslynx@...il.com>
Subject: Re: [2/2] 2.6.22-rc4: known regressions v3

On Thu, Jun 14, 2007 at 11:30:25AM +0100, Mark Fortescue wrote:
> They apear as soon as simpleinit starts up. Somtimes I get to a login 
> prompt before seeing any. Other times, commands in the simpleinit rc 
> script fail.
> They do apear to be random. If a command failes, you re-run the command 
> and it is OK. Commands seen to fail are basic (depmod, rm cat ..).
> The test I did use the same binaries with both the OK and problem kernels 
> so it is not a change to the application code, it is definatly a kernel 
> issue.

This sounds like it may be addressed by benh's ptep_set_access_flags()
fixes. Those fixes are still in -mm, hopefully to hit mainline by 2.6.22.


-- wli
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