Messages in this thread | | | Date | Sun, 24 Jun 2007 21:22:11 -0700 | From | Petr Vandrovec <> | Subject | Re: [PATCH 2.6.22-rc5] libata: add HTS541616J9SA00 to NCQ blacklist |
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Robert Hancock wrote: > Tejun Heo wrote: >> Petr Vandrovec wrote: >>>>>> diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c >>>>>> index adfae9d..fbca8d8 100644 >>>>>> --- a/drivers/ata/libata-core.c >>>>>> +++ b/drivers/ata/libata-core.c >>>>>> @@ -3803,6 +3803,7 @@ static const struct ata_blacklist_entry >>>>>> ata_device_blacklist [] = { >>>>>> /* Drives which do spurious command completion */ >>>>>> { "HTS541680J9SA00", "SB2IC7EP", ATA_HORKAGE_NONCQ, }, >>>>>> { "HTS541612J9SA00", "SBDIC7JP", ATA_HORKAGE_NONCQ, }, >>>>>> + { "Hitachi HTS541616J9SA00", "SB4OC70P", ATA_HORKAGE_NONCQ, }, >>>>>> { "WDC WD740ADFD-00NLR1", NULL, ATA_HORKAGE_NONCQ, }, >>>>>> >>>>>> /* Devices with NCQ limits */ >>>>>> >>>>> Is that the right ID string? Strange that that one has Hitachi at the >>>>> front and the others don't.. >>>> Yeah, I realized that and asked Enrico about it. :-) >>> I think that "new" one is correct, while old ones are incorrect (unless >>> it uses strstr()) - all my Hitachis claim to be Hitachis - like this one >>> (which seems to work fine with NCQ): >>> >>> gwy:~# hdparm -i /dev/sda >>> >>> /dev/sda: >>> >>> Model=Hitachi HDT725032VLA380 , FwRev=V54OA52A, >>> SerialNo= VFA200R208LH5J >>> Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } >> >> Hmmm... The last one (HTS541612J9SA00) is taken directly from hdparm >> output, and I think I verified the patch with the reporter. Hmm... Can >> anyone verify these module strings? > > Could well be that they've started attaching Hitachi to the ID strings > now.. In the past it hasn't seemed to have been Hitachi's (and IBM's > before that) practice to have it there, but maybe they see the advantage > of being able to figure out who made the drive now :-)
Perhaps ones sold directly by Hitachi are Hitachi, while ones sold through OEMs are no-name? Petr
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