[patch 5/6] ps3: BD/DVD/CD-ROM Storage Driver

Jens Axboe jens.axboe at oracle.com
Mon Jul 16 22:16:50 EST 2007


On Mon, Jul 16 2007, Geert Uytterhoeven wrote:
> On Fri, 13 Jul 2007, Geert Uytterhoeven wrote:
> > Ah, that explains it. flush_dcache_page() is used in some drivers.
> > I'll update my patches. Thanks for the comments!
> 
> Does this look OK?
>   - Replaced KM_USER0 by KM_IRQ0 (all routines are either called from an
>     interrupt handler, from .request_fn (ps3disk), or from .queuecommand
>     (ps3rom))

That looks good.

>   - Add a call to flush_kernel_dcache_page() in routines that write to buffers

Hmm, I would have thought a flush_dcache_page() would be more
appropriate, the backing could be page cache pages.

-- 
Jens Axboe




More information about the Linuxppc-dev mailing list