Re: [PATCH 01/03] sata_mv: revert SoC irq breakage

[Jeff Garzik <jgarzik@pobox.com>]

Mark Lord wrote:
> Revert most of commit 6be96ac1d5e4d913e1f48299db083ada5321803b2,
> originally from Lennert Buijtenheck (Marvell) and Saeed Bishara (Marvell),
> since that commit causes sata_mv to oops at startup on SOC "Kirkwood".
> 
> The SOC variants do not have the hpriv->irq_{cause,mask}_ofs registers,
> so don't try to write to them!
> 
> This patch should also be considered for -stable.
> 
> Reported-by: Maxime Bizon <mbizon@freebox.fr>
> Signed-off-by: Mark Lord <mlord@pobox.com>

applied 1-8


> Note: I am mostly in the dark about the sata_mv SOC stuff,
> since I have incomplete documentation and no hardware to test with.

As much as we'd like to always have a test kit for each bit of source 
under our perview, that almost never happens as the driver set expands 
[or, in sata_mv's case, as the driver expands].

You just do as best you can, and poke various people for 
testing/verification of other stuff