[PATCH] arm: fix sparse flags for build on 64bit machines

Stephen Boyd sboyd at codeaurora.org
Fri Sep 29 11:37:08 PDT 2017


On 08/07, Stephen Boyd wrote:
> On 07/26/2017 11:26 AM, Stephen Boyd wrote:
> > On 07/26/2017 01:43 AM, Luc Van Oostenryck wrote:
> >> By default sparse uses the characteristics of the build
> >> machine to infer things like the wordsize.
> >> This is fine when doing native builds but for ARM it's,
> >> I suspect, very rarely the case and if the build are done
> >> on a 64bit machine we get a bunch of warnings like:
> >>   'cast truncates bits from constant value (... becomes ...)'
> >>
> >> Fix this by adding the -m32 flags for sparse.
> >>
> >> Reported-by: Stephen Boyd <sboyd at codeaurora.org>
> >> Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck at gmail.com>
> > Tested-by: Stephen Boyd <sboyd at codeaurora.org>
> >
> >
> 
> Russell, is this good to put in the patch tracker?
> 
> 
> Luc, can you submit this via Russell's patch tracking system (see
> http://www.arm.linux.org.uk/developer/patches/info.php)?
> 

It's been a while, and this isn't in linux-next or the patch
tracker from what I can tell. I'll forward it along if nothing
happens in the next couple days.

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project



More information about the linux-arm-kernel mailing list