Torsten Kaiser wrote:
On 10/12/07, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
On Fri, 12 Oct 2007 10:31:42 +0200 "Torsten Kaiser" <just.for.lkml@xxxxxxxxxxxxxx> 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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