Re: [PATCH] module: ppc64 module CRC relocation fix causes perfissues

[Scott Wood]

On 07/16/2013 07:04:05 PM, Benjamin Herrenschmidt wrote:
> On Tue, 2013-07-16 at 17:40 -0500, Scott Wood wrote:
> > On 07/15/2013 03:47:06 AM, Benjamin Herrenschmidt wrote:
> > > On Mon, 2013-07-15 at 14:04 +1000, Anton Blanchard wrote:
> > > > Module CRCs are implemented as absolute symbols that get  
> resolved by
> > > > a linker script. We build an intermediate .o that contains an
> > > > unresolved symbol for each CRC. genksysms parses this .o,  
> calculates
> > > > the CRCs and writes a linker script that "resolves" the symbols  
> to
> > > > the calc
> > >
> > > Scott, can somebody from FSL test that on 32-bit and Ack it ?
> > >
> > > Thanks !
> > >
> > > Cheers,
> > > Ben.
> >
> > It boots for me on e500mc and I can insert modules.
>
> But does perf work ? :-)

What specifically should I do to test it?

-Scott
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/