Matthew Wilcox wrote:
On Thu, Oct 23, 2008 at 07:30:33PM +0200, Stefan Richter wrote:- scsi_wait_scan is a special method to wait for devices during boot which only works with some hardware types. More general methods are available and have been in use far longer than scsi_wait_scan exists. Nobody fundamentally needs scsi_wait_scan, it is only a convenient tool for some users who choose to use it. Special features are traditionally per default off in Kconfig and are supposed to be actively enabled.What 'general methods' would those be?
Waiting for the desired numbers of devices to show up. Or for a known device.
scsi_wait_scan is optimal though if it is known at the outset how many devices (or how many at maximum) will show up.
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