create rusage branch.

2017-03-15 23:22:51 +09:00
parent eca4018ecb
commit 3fe2257929
23 changed files with 1013 additions and 40 deletions
--- a/arch/x86/kernel/include/ihk/atomic.h
+++ b/arch/x86/kernel/include/ihk/atomic.h
@@ -215,4 +215,25 @@ static inline unsigned long atomic_cmpxchg4(unsigned int *addr,
 	return oldval;
 }

+static inline void ihk_atomic_add_long(long i, long *v) {
+	asm volatile("lock addq %1,%0"
+					: "+m" (*v)
+					: "ir" (i));
+}
+static inline void ihk_atomic_add_ulong(long i, unsigned long *v) {
+	asm volatile("lock addq %1,%0"
+					: "+m" (*v)
+					: "ir" (i));
+}
+
+static inline unsigned long ihk_atomic_add_long_return(long i, long *v) {
+        long __i;
+
+        __i = i;
+        asm volatile("lock xaddq %0, %1"
+                     : "+r" (i), "+m" (*v)
+                     : : "memory");
+        return i + __i;
+}
+
 #endif