[PATCH] uio-hv-generic: store physical addresses instead of virtual

Arnd Bergmann arnd at arndb.de
Fri Dec 9 20:38:16 UTC 2016


On Friday, December 9, 2016 9:28:44 AM CET Stephen Hemminger wrote:
> On Fri,  9 Dec 2016 12:44:40 +0100
> Arnd Bergmann <arnd at arndb.de> wrote:

> > Fixes: 95096f2fbd10 ("uio-hv-generic: new userspace i/o driver for VMBus")
> > Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> 
> Thanks, the code was inherited from outside, and only tested on x86_64.
> Not sure which platform and GCC version generates the warning, was this just W=1?
> 
> Acked-by: Stephen Hemminger <sthemmin at microsoft.com>

This was a regular warning with a randconfig build on arm32, but
it happens on any 32-bit architecture when CONFIG_PHYS_ADDR_T_64BIT
is enabled.

	Arnd


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