This email lists some known regressions in 2.6.21-rc2 compared to 2.6.20 that are not yet fixed in Linus' tree. If you find your name in the Cc header, you are either submitter of one of the bugs, maintainer of an affectected subsystem or driver, a patch of you caused a breakage or I'm considering you in any other way possibly involved with one or more of these issues. Due to the huge amount of recipients, please trim the Cc when answering. Subject : NCQ problem with ahci and Hitachi drive References : http://lkml.org/lkml/2007/3/4/178 Submitter : Mathieu Bérard <Mathieu.Berard@xxxxxxxxx> Status : unknown Subject : kernels fail to boot with drives on ATIIXP controller References : https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=229621 Submitter : Michal Jaegermann <michal@xxxxxxxxxxxxxxxxxxxxxxxxxx> Status : unknown Subject : libata: PATA UDMA/100 configured as UDMA/33 References : http://lkml.org/lkml/2007/2/20/294 http://www.mail-archive.com/linux-ide@xxxxxxxxxxxxxxx/msg04115.html Submitter : Fabio Comolli <fabio.comolli@xxxxxxxxx> Handled-By : Tejun Heo <htejun@xxxxxxxxx> Status : problem is being discussed Subject : SATA_ACPI errors during kernel boot References : http://bugzilla.kernel.org/show_bug.cgi?id=8080 http://bugzilla.kernel.org/show_bug.cgi?id=8046 http://bugzilla.kernel.org/show_bug.cgi?id=8095 http://lkml.org/lkml/2007/2/22/159 Submitter : Janosch Machowinski <jmachowinski@xxxxxx> Lukas Hejtmanek <xhejtman@xxxxxxxxxx> Meelis Roos <mroos@xxxxxxxx> Olivier Mondoloni <darkcore71@xxxxxxxx> Handled-By : Thomas Renninger <trenn@xxxxxxx> Tejun Heo <htejun@xxxxxxxxx> Robert Moore <robert.moore@xxxxxxxxx> Status : problem is being debugged - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html