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Date: Wed, 7 Feb 2007 01:54:32 +0100 From: "Michal Piotrowski" <michal.k.k.piotrowski@...il.com> To: "Michal Piotrowski" <michal.k.k.piotrowski@...il.com> Cc: "Jeff Garzik" <jeff@...zik.org>, linux-ide@...r.kernel.org, LKML <linux-kernel@...r.kernel.org> Subject: Re: [QUESTION] ATA: abnormal status 0x80 on port 0xCC07 On 07/02/07, Michal Piotrowski <michal.k.k.piotrowski@...il.com> wrote: > On 06/02/07, Michal Piotrowski <michal.k.k.piotrowski@...il.com> wrote: [..] > > I'll revert this patch. > > > > commit 7a0f1c8a4b1052da7efc7715e2e557255b632712 > > Author: Lennert Buytenhek <buytenh@...tstofly.org> > > Date: Mon Jan 29 13:28:47 2007 +0100 > > > > ata_if_xfermask() word 51 fix > > > > If word 53 bit 1 isn't set, the maximum PIO mode is indicated by > > the upper 8 bits of word 51, not the lower 8 bits. Fixes PIO mode > > detection on old Compact Flash cards. > > > > Signed-off-by: Lennert Buytenhek <buytenh@...tstofly.org> > > Signed-off-by: Jeff Garzik <jeff@...zik.org> > > > > It's not this patch. Maybe this one? > > commit 49c8042996c84f0df6c49ea2e28a7ef38cd7d773 > Author: Brian King <brking@...ux.vnet.ibm.com> > Date: Tue Jan 30 11:32:26 2007 -0600 > > libata: Initialize nbytes for internal sg commands > > Some LLDDs, like ipr, use nbytes and pad_len to determine > the total data transfer length of a command. Make sure > nbytes gets initialized for internally generated commands. > > Signed-off-by: Brian King <brking@...ux.vnet.ibm.com> > Signed-off-by: Jeff Garzik <jeff@...zik.org> > > diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c > index cf70702..667acd2 100644 > --- a/drivers/ata/libata-core.c > +++ b/drivers/ata/libata-core.c > @@ -1250,6 +1250,7 @@ unsigned ata_exec_internal_sg(struct ata > > ata_sg_init(qc, sg, n_elem); > qc->nsect = buflen / ATA_SECT_SIZE; > + qc->nbytes = buflen; > } > > qc->private_data = &wait; > > It has something to do with SCSI commands. Kernel still hangs... Regards, Michal -- Michal K. K. Piotrowski LTG - Linux Testers Group (http://www.stardust.webpages.pl/ltg/) - 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/
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