[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [PATCH 06/37] xen/arm: use !CONFIG_NUMA to keep fake NUMA API
On Thu, 23 Sep 2021, Wei Chen wrote: > We have introduced CONFIG_NUMA in previous patch. And this ^ a > option is enabled only on x86 in current stage. In a follow ^ at the > up patch, we will enable this option for Arm. But we still > want users can disable the CONFIG_NUMA through Kconfig. In ^ to be able to disable CONFIG_NUMA via Kconfig. > this case, keep current fake NUMA API, will make Arm code ^ the > still can work with NUMA aware memory allocation and scheduler. ^ able to work > > Signed-off-by: Wei Chen <wei.chen@xxxxxxx> With the small grammar fixes: Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx> > --- > xen/include/asm-arm/numa.h | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/xen/include/asm-arm/numa.h b/xen/include/asm-arm/numa.h > index 9d5739542d..8f1c67e3eb 100644 > --- a/xen/include/asm-arm/numa.h > +++ b/xen/include/asm-arm/numa.h > @@ -5,6 +5,8 @@ > > typedef u8 nodeid_t; > > +#ifndef CONFIG_NUMA > + > /* Fake one node for now. See also node_online_map. */ > #define cpu_to_node(cpu) 0 > #define node_to_cpumask(node) (cpu_online_map) > @@ -25,6 +27,8 @@ extern mfn_t first_valid_mfn; > #define node_start_pfn(nid) (mfn_x(first_valid_mfn)) > #define __node_distance(a, b) (20) > > +#endif > + > static inline unsigned int arch_have_default_dmazone(void) > { > return 0; > -- > 2.25.1 >
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