Re: [patch 25/30] scsi: fix CONFIG_SCSI_WAIT_SCAN=m

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On Thu, 2007-04-26 at 00:35 -0700, akpm@xxxxxxxxxxxxxxxxxxxx wrote:
> From: Hugh Dickins <hugh@xxxxxxxxxxx>
> 
> CONFIG_MODULES=y
> CONFIG_SCSI=y
> CONFIG_SCSI_SCAN_ASYNC=y
> CONFIG_SCSI_WAIT_SCAN=m
> 
> 2.6.21-rc5-mm2 VFS panics unable to find my root on /dev/sda2, but boots
> okay if I change drivers/scsi/Kconfig to "default y" instead of "default m"
> for SCSI_WAIT_SCAN.
> 
> Make sure there's a late_initcall to scsi_complete_async_scans when it's
> built in, so a monolithic SCSI_SCAN_ASYNC kernel can rely on the scans
> being completed before trying to mount root, even if they're slow.

This isn't the right fix ... this has to be invoked last in the call
sequence ... I can't see another way of doing this except yet another
file added as a final component to the link.

James


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