Bug#578129: please apply "skip sense logging for some ATA PASS-THROUGH cdbs" from 2.6.33

[Moritz Muehlenhoff <jmm@inutil.org>]

Robert Edmonds wrote:
> Package: linux-2.6
> Version: 2.6.32-11
> Severity: normal
> Tags: patch
> 
> hi,
> 
> when SATA drives are attached to SAS controllers and used in ATA
> pass-through mode, many operations cause alarming but harmless messages
> (though it may not be immediately obvious to the user that they are
> harmless) to be written to the kernel log, e.g.:
> 
> [1381579.095459] sd 8:0:23:0: [sdx] Sense Key : Recovered Error [current] [descriptor]
> [1381579.095518] Descriptor sense data with sense descriptors (in hex):
> [1381579.095549]         72 01 00 1d 00 00 00 0e 09 0c 00 00 00 00 00 00 
> [1381579.095614]         00 4f 00 c2 00 50 
> [1381579.095654] sd 8:0:23:0: [sdx] Add. Sense: ATA pass through information available
> 
> i see these types of messages at boot as well as periodically due to the
> use of smartmontools.  if you have a lot of disks your kernel log will
> be spammed.
> 
> can you apply commit e7efe5932b1d3916c79326a4221693ea90a900e2 from
> 2.6.33 to suppress these messages?

Debian bug: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=578129

Greg, please consider for the next 2.6.32.x stable kernel, it applies cleanly
against 2.6.32.12.

Cheers,
        Moritz