Re: Remove scsi_wait_scan module

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On Sun, May 27, 2012 at 10:13:46AM +0100, James Bottomley wrote:
> scsi_wait_scan was introduced with asynchronous host scanning as a hack
> for distributions that weren't using proper udev based wait for root to
> appear in their initramfs scripts.  In 2.6.30 Commit 
 
> c751085943362143f84346d274e0011419c84202
> Author: Rafael J. Wysocki <rjw@xxxxxxx>
> Date:   Sun Apr 12 20:06:56 2009 +0200
> 
>     PM/Hibernate: Wait for SCSI devices scan to complete during resume
> 
> Actually broke scsi_wait_scan because it renders
> scsi_complete_async_scans() a nop for modular SCSI if you include
> scsi_scans.h (which this module does).
> 
> The lack of bug reports is sufficient proof that this module is no
> longer used.

We do use it in initramfs-tools.

There is quite a number of bug reports moaning about having to boot with
`scsi_mod.scan=sync'. I didn't pass them on, because I didn't knew that
the module itself got broken, for example:
http://bugs.debian.org/616689

-- 
maks
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