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| author | Nathan Lynch <nathanl@austin.ibm.com> | 2006-03-20 18:34:45 -0600 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-03-22 15:03:45 +1100 |
| commit | bf4b85b0e4bab42b3e8d8b0acc6851bb85e2050b (patch) | |
| tree | aca0083d6b128beea7e4cf048eaff7bab64d6318 /arch/powerpc | |
| parent | c08888cf3c80fe07bfd176113c390ca31d3ba5c2 (diff) | |
| download | op-kernel-dev-bf4b85b0e4bab42b3e8d8b0acc6851bb85e2050b.zip op-kernel-dev-bf4b85b0e4bab42b3e8d8b0acc6851bb85e2050b.tar.gz | |
[PATCH] powerpc numa: Minor debugging code changes
Add debug statement for map_cpu_to_node; it's useful for cpu hotplug.
Clarify debug statement about not finding the numa reference points
property.
Don't print a meaningless associativity depth (-1) on non-numa systems.
Signed-off-by: Nathan Lynch <nathanl@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/mm/numa.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index dc6392c..2ae491d 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -133,6 +133,8 @@ static inline void map_cpu_to_node(int cpu, int node) { numa_cpu_lookup_table[cpu] = node; + dbg("adding cpu %d to node %d\n", cpu, node); + if (!(cpu_isset(cpu, numa_cpumask_lookup_table[node]))) cpu_set(cpu, numa_cpumask_lookup_table[node]); } @@ -246,8 +248,7 @@ static int __init find_min_common_depth(void) if ((len >= 1) && ref_points) { depth = ref_points[1]; } else { - dbg("WARNING: could not find NUMA " - "associativity reference point\n"); + dbg("NUMA: ibm,associativity-reference-points not found.\n"); depth = -1; } of_node_put(rtas_root); @@ -385,10 +386,11 @@ static int __init parse_numa_properties(void) min_common_depth = find_min_common_depth(); - dbg("NUMA associativity depth for CPU/Memory: %d\n", min_common_depth); if (min_common_depth < 0) return min_common_depth; + dbg("NUMA associativity depth for CPU/Memory: %d\n", min_common_depth); + /* * Even though we connect cpus to numa domains later in SMP init, * we need to know the maximum node id now. This is because each |
