Alex Williamson
2008-Apr-04 15:06 UTC
[Xen-devel] [PATCH] Re: [Xen-staging] [xen-unstable] xen: Allow NUMA node to be specific to alloc_domheap_pages() via a new
On Fri, 2008-04-04 at 10:50 +0100, Xen staging patchbot-unstable wrote:> diff -r 0834234fd668 -r 57febe0264e1 xen/include/xen/numa.h > --- a/xen/include/xen/numa.h Fri Apr 04 10:18:45 2008 +0100 > +++ b/xen/include/xen/numa.h Fri Apr 04 10:48:01 2008 +0100 > @@ -8,6 +8,13 @@ > #define NODES_SHIFT 0 > #endif > > +#define NUMA_NO_NODE 0xFF > + > #define MAX_NUMNODES (1 << NODES_SHIFT) > > +#define vcpu_to_node(v) (cpu_to_node[(v)->processor]) > + > +#define domain_to_node(d) \ > + (((d)->vcpu[0] != NULL) ? vcpu_to_node((d)->vcpu[0]) : > NUMA_NO_NODE) > + > #endif /* _XEN_NUMA_H */The cpu_to_node[] array is arch specific. The cpu_to_node() macro is the mechanism to abstract this across archs. Thanks, Alex Signed-off-by: Alex Williamson <alex.williamson@hp.com> -- diff -r 80f3c86feb7f xen/include/xen/numa.h --- a/xen/include/xen/numa.h Fri Apr 04 15:43:01 2008 +0100 +++ b/xen/include/xen/numa.h Fri Apr 04 09:03:49 2008 -0600 @@ -12,7 +12,7 @@ #define MAX_NUMNODES (1 << NODES_SHIFT) -#define vcpu_to_node(v) (cpu_to_node[(v)->processor]) +#define vcpu_to_node(v) (cpu_to_node((v)->processor)) #define domain_to_node(d) \ (((d)->vcpu[0] != NULL) ? vcpu_to_node((d)->vcpu[0]) : NUMA_NO_NODE) _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel