Messages in this thread | | | Date | Wed, 14 Nov 2007 18:11:39 +0100 | From | Sebastian Kemper <> | Subject | Re: libata/PATA: GPCMD_SET_STREAMING via SG_IO does nothing |
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Hi Mark!
On Wed, Nov 14, 2007 at 11:41:37AM -0500, Mark Lord wrote: > Ahh.. got it. The host_status returned (not checked by that code) was 7, > which means "host error". > > In this case, that's because the cmd_len is (16), which is too large for > ATAPI. > It needs to be changed to (12) instead.
I don't understand. You seem to use a cmd_len of 16 in hdparm yourself. And why does it work with the "old" ATA driver and not with libata if 16 is too large for ATAPI in general?
> The code (apart from totally mishandling any kinds of errors) works after > that.
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