Re: [PATCH net-next v2] page_pool: fix build on powerpc with GCC 14

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On 09/13, Matthew Wilcox wrote:
> On Fri, Sep 13, 2024 at 02:55:19PM -0700, Stanislav Fomichev wrote:
> > On 09/13, Mina Almasry wrote:
> > > Building net-next with powerpc with GCC 14 compiler results in this
> > > build error:
> > > 
> > > /home/sfr/next/tmp/ccuSzwiR.s: Assembler messages:
> > > /home/sfr/next/tmp/ccuSzwiR.s:2579: Error: operand out of domain (39 is
> > > not a multiple of 4)
> > > make[5]: *** [/home/sfr/next/next/scripts/Makefile.build:229:
> > > net/core/page_pool.o] Error 1
> > 
> > Are we sure this is the only place where we can hit by this?
> 
> It's a compilation error, so yes, we're sure.

We also have netmem_compound_head() which does page_to_netmem(compound_head()).
Wondering whether we'll eventually hit a similar issue over there.




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