linux-kernel - Re: Linux v2.6.21-rc3

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Message-Id: <200703081728.54188.s0348365@sms.ed.ac.uk>
Date:	Thu, 8 Mar 2007 17:28:54 +0000
From:	Alistair John Strachan <s0348365@....ed.ac.uk>
To:	linux-kernel@...r.kernel.org
Subject: Re: Linux v2.6.21-rc3

(Dropped LKML, whoops.)

On Wednesday 07 March 2007 04:59, you wrote:
> We've finally hopefully started to put a dent in the regressions,
> especially the suspend/resume problems introduced since 2.6.20.
>
> So 2.6.21-rc3 is out there now, and there's some hope that it will work
> more widely than -rc1 and -rc2 did. Please do give it a good testing, and
> update Adrian and the mailing list (and me) about any regressions
> (hopefully many more of the "it's fixed now" than other kinds, but all
> regressions are interesting).

Robert and Jeff already know about these, but I thought I'd send out a
reminder.

ata2: EH in ADMA mode, notifier 0x0 notifier_error 0x0 gen_ctl 0x1501000 
status 0x500 next cpb count 0x0 next cpb idx 0x0
ata2: CPB 0: ctl_flags 0xd, resp_flags 0x1
ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
ata2.00: cmd 35/00:30:b5:c1:8f/00:01:01:00:00/e0 tag 0 cdb 0x0 data 155648 out
         res 40/00:00:01:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
ata2: soft resetting port
ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata2.00: configured for UDMA/133
ata2: EH complete
SCSI device sdb: 488397168 512-byte hdwr sectors (250059 MB)
sdb: Write Protect is off
sdb: Mode Sense: 00 3a 00 00
SCSI device sdb: write cache: enabled, read cache: enabled, doesn't support 
DPO or FUA

They didn't happen (or didn't happen as frequently) in 2.6.20; it's a serious
bug. Happened in -rc2 and -rc3. A patch from Robert reverting
721449bf0d51213fe3abf0ac3e3561ef9ea7827a seems to make them go away.

-- 
Cheers,
Alistair.

Final year Computer Science undergraduate.
1F2 55 South Clerk Street, Edinburgh, UK.
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