Re: ata1: hard resetting link ... ata1: EH complete after switching from VT7 to VT12 and back :

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Am 14.01.2011 19:57 schrieb Toralf FÃrster:
> I'm wondering why I get this in /var/log/messages w/ kernel 2.6.37 when I switch from VT7 to VT12 and back :
>
> 2011-01-14T13:48:59.649+01:00 n22 kernel: ata1: hard resetting link
> 2011-01-14T13:48:59.954+01:00 n22 kernel: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
> 2011-01-14T13:48:59.961+01:00 n22 kernel: ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
> 2011-01-14T13:48:59.961+01:00 n22 kernel: ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out
> 2011-01-14T13:48:59.961+01:00 n22 kernel: ata1.00: ACPI cmd ef/5f:00:00:00:00:a0 (SET FEATURES) succeeded
> 2011-01-14T13:48:59.961+01:00 n22 kernel: ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
> 2011-01-14T13:48:59.970+01:00 n22 kernel: ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
> 2011-01-14T13:48:59.970+01:00 n22 kernel: ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out
> 2011-01-14T13:48:59.971+01:00 n22 kernel: ata1.00: ACPI cmd ef/5f:00:00:00:00:a0 (SET FEATURES) succeeded
> 2011-01-14T13:48:59.971+01:00 n22 kernel: ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
> 2011-01-14T13:48:59.972+01:00 n22 kernel: ata1.00: configured for UDMA/100
> 2011-01-14T13:48:59.972+01:00 n22 kernel: ata1: EH complete

Hi Toralf,

I saw lines similar to yours as well on my T61 during boot. It does not occur when switching VTs.

When I switch VTs as you described I get this in dmesg though:

[  491.372673] ata1.00: configured for UDMA/133
[  491.372677] ata1: EH complete
[  491.680387] EXT4-fs (sda1): re-mounted. Opts: discard,commit=0
[  491.683110] EXT4-fs (sda3): re-mounted. Opts: discard,commit=0

This is with a vanilla 2.6.37


Should you write to LKML please provide a link to the thread so I may follow the discussion.

Thanks,
Jens

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