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Date:	Sat, 24 Nov 2007 00:50:06 +0100
From:	Jan-Simon Möller <dl9pf@....de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org
Subject: Re: sata NCQ blacklist entry

Am Freitag 23 November 2007 08:21:09 schrieb Andrew Morton:
> On Tue, 13 Nov 2007 21:55:15 +0100 Jan-Simon M__ller <dl9pf@....de> wrote:
> > Hi!
>
> You removed from cc the guys who are most likely to fix this.  Please
> always do reply-to-all.
Sri, will remember that.
>
> > Just using kernel 2.6.24-rc2 (325d22df7b19e0116aff3391d3a03f73d0634ded).
> >
>
> So is this problem (which in another email you attributed to smartd) 
Even without smartd in my default runlevel it happens at some point.

> also 
> present in 2.6.23?
I compiled and tested 2.6.23.8. Smartd enabled, nothing noticed, dmesg is 
really clean:
dmesg | grep ata
ACPI: SSDT 7F6D3C3F, 02DD (r1 SataRe SataAhci     1000 INTL 20060912)
PERCPU: Allocating 46888 bytes of per cpu data
Memory: 2042960k/2087744k available (2062k kernel code, 44396k reserved, 982k 
data, 324k init)
ACPI: EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62
ACPI: EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62
libata version 2.21 loaded.
ata1: SATA max UDMA/133 cmd 0xffffc2000034e100 ctl 0x0000000000000000 bmdma 
0x0000000000000000 irq 4347
ata2: SATA max UDMA/133 cmd 0xffffc2000034e180 ctl 0x0000000000000000 bmdma 
0x0000000000000000 irq 4347
ata3: SATA max UDMA/133 cmd 0xffffc2000034e200 ctl 0x0000000000000000 bmdma 
0x0000000000000000 irq 4347
ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata1.00: ATA-8: WDC WD2500BEVS-22UST0, 01.01A01, max UDMA/133
ata1.00: 488397168 sectors, multi 16: LBA48 NCQ (depth 31/32)
ata1.00: configured for UDMA/133
ata2: SATA link down (SStatus 0 SControl 300)
ata3: SATA link down (SStatus 0 SControl 300)
ata_piix 0000:00:1f.1: version 2.12
scsi3 : ata_piix
scsi4 : ata_piix
ata4: PATA max UDMA/100 cmd 0x00000000000101f0 ctl 0x00000000000103f6 bmdma 
0x0000000000011810 irq 14
ata5: PATA max UDMA/100 cmd 0x0000000000010170 ctl 0x0000000000010376 bmdma 
0x0000000000011818 irq 15
ata4.00: ATAPI: HL-DT-ST DVDRAM GSA-T20N, WW01, max UDMA/33
ata4.00: configured for UDMA/33
EXT3-fs: mounted filesystem with ordered data mode.



>
> And is is still present in 2.6.24-rc3?
Went back to 2.6.24-rc3 ...
Yes, but not at boot when smartd is started.

dmesg | grep ata
ACPI: SSDT 7F6D3C3F, 02DD (r1 SataRe SataAhci     1000 INTL 20060912)
PERCPU: Allocating 46968 bytes of per cpu data
Memory: 2048732k/2087744k available (2219k kernel code, 38624k reserved, 992k 
data, 344k init)
ACPI: EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62
libata version 3.00 loaded.
ata1: SATA max UDMA/133 abar m2048@...c404000 port 0xfc404100 irq 4347
ata2: SATA max UDMA/133 abar m2048@...c404000 port 0xfc404180 irq 4347
ata3: SATA max UDMA/133 abar m2048@...c404000 port 0xfc404200 irq 4347
ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata1.00: ATA-8: WDC WD2500BEVS-22UST0, 01.01A01, max UDMA/133
ata1.00: 488397168 sectors, multi 16: LBA48 NCQ (depth 31/32)
ata1.00: configured for UDMA/133
ata2: SATA link down (SStatus 0 SControl 300)
ata3: SATA link down (SStatus 0 SControl 300)
ata_piix 0000:00:1f.1: version 2.12
scsi3 : ata_piix
scsi4 : ata_piix
ata4: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0x1810 irq 14
ata5: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0x1818 irq 15
ata4.00: ATAPI: HL-DT-ST DVDRAM GSA-T20N, WW01, max UDMA/33
ata4.00: configured for UDMA/33
EXT3-fs: mounted filesystem with ordered data mode.
ata1.00: exception Emask 0x2 SAct 0x73 SErr 0x0 action 0x2 frozen
ata1.00: spurious completions during NCQ issue=0x0 SAct=0x73 
FIS=004040a1:00000008
ata1.00: cmd 60/10:00:d4:82:31/00:00:07:00:00/40 tag 0 cdb 0x0 data 8192 in
ata1.00: status: { DRDY }
ata1.00: cmd 60/08:08:9c:e5:cc/00:00:08:00:00/40 tag 1 cdb 0x0 data 4096 in
ata1.00: status: { DRDY }
ata1.00: cmd 60/10:20:24:61:25/00:00:09:00:00/40 tag 4 cdb 0x0 data 8192 in
ata1.00: status: { DRDY }
ata1.00: cmd 60/58:28:c4:65:25/00:00:09:00:00/40 tag 5 cdb 0x0 data 45056 in
ata1.00: status: { DRDY }
ata1.00: cmd 60/20:30:7c:f6:a3/00:00:05:00:00/40 tag 6 cdb 0x0 data 16384 in
ata1.00: status: { DRDY }
ata1: soft resetting link
ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata1.00: configured for UDMA/133
ata1: EH complete
ata1.00: exception Emask 0x2 SAct 0x187 SErr 0x0 action 0x2 frozen
ata1.00: spurious completions during NCQ issue=0x0 SAct=0x187 
FIS=004040a1:00000040
ata1.00: cmd 60/08:00:ec:af:10/00:00:04:00:00/40 tag 0 cdb 0x0 data 4096 in
ata1.00: status: { DRDY }
ata1.00: cmd 60/10:08:8c:e6:d8/00:00:04:00:00/40 tag 1 cdb 0x0 data 8192 in
ata1.00: status: { DRDY }
ata1.00: cmd 60/20:10:24:1a:da/00:00:04:00:00/40 tag 2 cdb 0x0 data 16384 in
ata1.00: status: { DRDY }
ata1.00: cmd 61/01:38:15:b3:30/00:00:07:00:00/40 tag 7 cdb 0x0 data 512 out
ata1.00: status: { DRDY }
ata1.00: cmd 61/10:40:1c:b3:30/00:00:07:00:00/40 tag 8 cdb 0x0 data 8192 out
ata1.00: status: { DRDY }
ata1: soft resetting link
ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata1.00: configured for UDMA/133
ata1: EH complete


Thanks !
Best regards,
Jan-Simon
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