Re: [patch 6/7] ps3: ROM Storage Driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sun, May 27, 2007 at 08:18:43AM +1000, Benjamin Herrenschmidt wrote:
> > > > linux/highmem.h is not included to get the kmap_* prototypes.
> > > 
> > > Beside, I don't see the point of using kmap on ppc64...
> > 
> > So what should I use instead?
> 
> you don't need to map ... the linear mapping is there.... page_address()
> should just work. But then, kmap will resolve to just that anyway so I
> suppose it doesn't matter.

Generally I'd prefer to use kmap everywhere, to keep code future-proof.
Similar to how I advocate using spinlocks even in drivers for UP-only
architectures.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux