Messages in this thread | | | Date | Sat, 13 Oct 2007 06:55:03 -0400 | From | Jeff Garzik <> | Subject | Re: 2.6.23-mm1 |
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Torsten Kaiser wrote: > On 10/12/07, Andrew Morton <akpm@linux-foundation.org> wrote: >> On Fri, 12 Oct 2007 10:31:42 +0200 "Torsten Kaiser" <just.for.lkml@googlemail.com> wrote: >>> Oct 12 10:23:03 treogen smartd[6091]: Device: /dev/sdc, not found in >>> smartd database. >> hm. >> >>> Oct 12 10:23:03 treogen [ 105.990000] WARNING: at >>> drivers/ata/libata-core.c:5752 ata_qc_issue() >> Let's cc linux-ide. >> >>> Oct 12 10:23:03 treogen [ 105.990000] >>> Oct 12 10:23:03 treogen [ 105.990000] Call Trace: >>> Oct 12 10:23:03 treogen [ 105.990000] [<ffffffff804442ef>] >>> ata_qc_issue+0x47f/0x540 >>> Oct 12 10:23:03 treogen [ 105.990000] [<ffffffff80432e60>] scsi_done+0x0/0x20 >>> Oct 12 10:23:03 treogen [ 105.990000] [<ffffffff80449c80>] >>> ata_scsi_flush_xlat+0x0/0x30
> Oct 13 07:46:48 treogen [ 99.850000] > Oct 13 07:46:48 treogen [ 99.850000] ata3: EH in SWNCQ > mode,QC:qc_active 0x3 sactive 0x1 > Oct 13 07:46:48 treogen [ 99.850000] ata3: SWNCQ:qc_active 0x1 > defer_bits 0x0 last_issue_tag 0x0
The WARNING indicates that there is a SWNCQ bug in sata_nv. Given that the problem appears when SYNCHRONIZE CACHE is being issued, I would guess that sata_nv is not properly handling non-queued commands.
NVIDIA CC'd.
This is a patch from libata-dev.git#nv-swncq (via #ALL).
Jeff
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