On 04/05/11 08:31, Dmitry E. Mikhailov wrote: > Greetings, > > I was hit by an infamous hardware incompatibility between VIA VT6420/1 sata > card (sata_via) and newer Western Digital drives. > > The bug has been worked around in mainline kernel at 2.6.32.7, > * https://bugzilla.kernel.org/show_bug.cgi?id=15173 > * http://article.gmane.org/gmane.linux.ide/46352 > * http://thread.gmane.org/gmane.linux.kernel/1062139 > > The sata_via patch from bug#15173 applies cleanly to sata_via module of > 2.6.18-238 and now I'm running using a 'fixed' module with no problem. > > Unfortunately the patched module uses symbols not from kABI whitelist so > universal replacement kernel module could not be made, but the patch itself > could be integrated to upstream's tree or into the CentOS-Plus kernel. As I'm > not a RHEL subscriber, I can only ask for the latter. > > Any ideas? > > > Best regards, > Dmitry Mikhailov Hi Dmitry, There are actually 3 relevant patches in the latest upstream kernel (2.6.38.5) for this issue: 2010-11-19 Tejun Heo sata_via: apply magic FIFO fix to vt6420 too 2010-06-02 Tejun Heo sata_via: magic vt6421 fix for transmission problems... 2010-06-07 Tejun Heo sata_via: explain the magic fix ELRepo has updated drivers for sata_via available that fix this issue for both EL5 and EL6: http://elrepo.org http://elrepo.org/tiki/kmod-sata_via http://lists.elrepo.org/pipermail/elrepo/2011-May/000660.html As this isn't really a CentOS Development issue, can I ask that we take any discussion of the above to the elrepo mailing lists and/or bug tracker: http://lists.elrepo.org/mailman/listinfo/elrepo http://elrepo.org/bugs/ Thanks.