Re: [PATCH] Add iSCSI iBFT support (v0.4.6)

[Konrad Rzeszutek]

On Friday 01 February 2008 19:18:09 James Bottomley wrote:
> On Wed, 2008-01-30 at 17:37 -0400, Konrad Rzeszutek wrote:
> > This patch (v0.4.6) adds

> Some pieces of the patch are obviously wrong:  find_ibft() shouldn't be
> in ibft_init ... if ibft_phys was zero, it means the bootmem reservation
> wasn't done and you shouldn't be poking about in memory which has likely
> now been overwritten.
Fixed.
>
> Also, why is ibft_phys the global variable you pass?  You never actually
> want to use the physical address, what you always end up using is the
> kernel virtual address.
>
> I'd simply use the ibft variable to point to the virtual address of the
> ibft or null if not found, then you can throw out all the phys_to_virt()
> calls.
Fixed.
>
> Also, move the reserve_bootmem into the ibft_find routines and ensure
> they're only called once on boot.  Refuse to attach the ibft driver if
> the virtual pointer ibft is null.

James,

Thanks for your review. If you wouldn't mind, can you take a look
at the version 0.4.7 (http://lkml.org/lkml/2008/2/8/350) which has your 
suggestions incorporated.

Thanks again.
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