linux-kernel - Re: sata_nv times out for BD-ROM iHOS104-08

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

Message-ID: <AANLkTikOfpj7YhRU4W3PxK1ONC8552YhBsPM-2UleHzo@mail.gmail.com>
Date:	Thu, 3 Jun 2010 13:40:56 -0400
From:	Gregory Moyer <raven2k@...hr.com>
To:	linux-kernel@...r.kernel.org
Subject: Re: sata_nv times out for BD-ROM iHOS104-08

> Hello,
>
> Alright, I don't have access to mcp51 but tested with mcp55 and could
> reproduce similar problem. It seems nIEN on mcp55 is stuck once set
> and iHOS104 doesn't set I on D2H FIS if nIEN is set on command H2D
> FIS, which the SATA standard specifically mandates not to do. So, the
> combination of buggy mcp55 ctl handling + buggy iHOS104 nIEN handling
> leads to nobody raising interrupt.
>
> The problem is that the problem I'm seeing is not completely identical
> to the one you're seeing. The difference could be coming from
> different firmware version on the drives or different controllers.
>
> Anyways, can you please give a shot at the attached patch?
>
> Thanks.
>
> --
> tejun


I tried your latest patch against 2.6.32 with my iHOS104 and MCP55 and
it works perfectly. I can now use the drive normally and I do not see
any failure/reset messages in the log. Thanks!
- Greg
--
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/