linux-kernel - Re: various dma

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] [day] [month] [year] [list]

Message-ID: <20180830104013.GA27089@roeck-us.net>
Date:   Thu, 30 Aug 2018 03:40:13 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Christoph Hellwig <hch@....de>
Cc:     iommu@...ts.linux-foundation.org,
        Robin Murphy <robin.murphy@....com>,
        Meelis Roos <mroos@...ux.ee>,
        Linus Walleij <linus.walleij@...aro.org>,
        sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: various dma_mask fixups

On Wed, Aug 29, 2018 at 03:38:21PM -0700, Guenter Roeck wrote:
> On Wed, Aug 29, 2018 at 08:23:58AM +0200, Christoph Hellwig wrote:
> > Fix warnings and regressions from requiring a dma mask.
> 
> With this series applied, I see the following in my sh4 boot tests.
> 
> sb 1-1: new full-speed USB device number 2 using sm501-usb
> sm501-usb sm501-usb: OHCI Unrecoverable Error, disabled
> sm501-usb sm501-usb: HC died; cleaning up
> 
> This is a persistent problem. Reverting upstream commit 2f606da7823
> ("mfd: sm501: Set coherent_dma_mask when creating subdevices") does not
> make a difference.
> 
This failure is now seen in -next.

Guenter