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authorDave Airlie <airlied@starflyer.(none)>2005-10-20 18:21:33 +1000
committerDave Airlie <airlied@linux.ie>2005-10-20 18:21:33 +1000
commit312f5726055534be1dc9dd369be13aabd2943fcb (patch)
tree29394a3f83b4952a73b36a4aa962dfeda839e9db /include/linux/cpumask.h
parent3d5efad953c6d5ba11d5bcb584ef8e906f953a73 (diff)
parent93918e9afc76717176e9e114e79cdbb602a45ae8 (diff)
merge Linus head tree into my drm tree and fix up conflicts
Diffstat (limited to 'include/linux/cpumask.h')
-rw-r--r--include/linux/cpumask.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index b15826f6e3a2..9bdba8169b41 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -392,4 +392,14 @@ extern cpumask_t cpu_present_map;
#define for_each_online_cpu(cpu) for_each_cpu_mask((cpu), cpu_online_map)
#define for_each_present_cpu(cpu) for_each_cpu_mask((cpu), cpu_present_map)
+/* Find the highest possible smp_processor_id() */
+#define highest_possible_processor_id() \
+({ \
+ unsigned int cpu, highest = 0; \
+ for_each_cpu_mask(cpu, cpu_possible_map) \
+ highest = cpu; \
+ highest; \
+})
+
+
#endif /* __LINUX_CPUMASK_H */