linux-kernel - Re: [PATCH] usb: pci-quirks: do not access OHCI

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]

Date:	Thu, 29 May 2014 19:33:13 +0400
From:	Nikita Yushchenko <nyushchenko@....rtsoft.ru>
To:	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>
CC:	Alan Stern <stern@...land.harvard.edu>,
	Mathias Nyman <mathias.nyman@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	lugovskoy@....rtsoft.ru
Subject: Re: [PATCH] usb: pci-quirks: do not access OHCI_FMINTERVAL register
 on ULI hw

29.05.2014 18:42, One Thousand Gnomes пишет:
>> I don't know how linux usb subsystem should behave against such
>> "half-existing" hardware. Perhaps hanging is not the best idea...
>> but maybe it should be fixed elsewhere, e.g. by masking non-wired
>> devices in platform PCI setup. Perhaps controlled by some device-tree
>> key.
> 
> Does it have a unique svid/sdid set for the platform - if so you could
> just blacklist that combination of vid/did/svid/sdid.

Unfortunately vid/did/svid/sdid come from ULI 1553 southbridge chip,
that is used by other hardware as well. AFAIK it is still being
manufactured, and could appear in PCs or laptops.

Nikita

--
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/