On Sun, 11 Mar 2007, James Bottomley wrote:

> scsi_wait_scan is designed to be a module that is loaded *after* you've
> loaded all HBA modules that doesn't return from module_init until the
> scans previously launched by the HBA module insertions are complete. 

sure

> In
> a monolithic kernel, this is done by the async scan infrastructure but
> in a modular kernel, you have to have some signal that you've finished
> loading the SCSI modules (which is what scsi_wait_scan is).

So, if now (before this patch) you build a monolithic kernel, 
scsi_wait_scan will be built in, scsi_complete_async_scans() will be 
called at late_initcall time, but it will be redundant because 

> In
> a monolithic kernel, this is done by the async scan infrastructure

so, it will just have no effect, right?

If so, then, of course it only makes sense as a module.

Thanks
Guennadi
---
Guennadi Liakhovetski
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