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Diffstat (limited to 'include/linux/sched/xacct.h')
-rw-r--r--include/linux/sched/xacct.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/include/linux/sched/xacct.h b/include/linux/sched/xacct.h
new file mode 100644
index 000000000000..a28156a0d34a
--- /dev/null
+++ b/include/linux/sched/xacct.h
@@ -0,0 +1,48 @@
+#ifndef _LINUX_SCHED_XACCT_H
+#define _LINUX_SCHED_XACCT_H
+
+/*
+ * Extended task accounting methods:
+ */
+
+#include <linux/sched.h>
+
+#ifdef CONFIG_TASK_XACCT
+static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
+{
+ tsk->ioac.rchar += amt;
+}
+
+static inline void add_wchar(struct task_struct *tsk, ssize_t amt)
+{
+ tsk->ioac.wchar += amt;
+}
+
+static inline void inc_syscr(struct task_struct *tsk)
+{
+ tsk->ioac.syscr++;
+}
+
+static inline void inc_syscw(struct task_struct *tsk)
+{
+ tsk->ioac.syscw++;
+}
+#else
+static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
+{
+}
+
+static inline void add_wchar(struct task_struct *tsk, ssize_t amt)
+{
+}
+
+static inline void inc_syscr(struct task_struct *tsk)
+{
+}
+
+static inline void inc_syscw(struct task_struct *tsk)
+{
+}
+#endif
+
+#endif /* _LINUX_SCHED_XACCT_H */