getrusage: fill ru_maxrss value

[linux-2.6-block.git] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 97b10da0a3eafa8f4b4c9e906681d961e82ba550..6448bbc6406b3b1e57ee7fc86b3d8f11f2356627 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -426,6 +426,15 @@ static inline unsigned long get_mm_hiwater_rss(struct mm_struct *mm)
        return max(mm->hiwater_rss, get_mm_rss(mm));
 }
 
+static inline void setmax_mm_hiwater_rss(unsigned long *maxrss,
+                                        struct mm_struct *mm)
+{
+       unsigned long hiwater_rss = get_mm_hiwater_rss(mm);
+
+       if (*maxrss < hiwater_rss)
+               *maxrss = hiwater_rss;
+}
+
 static inline unsigned long get_mm_hiwater_vm(struct mm_struct *mm)
 {
        return max(mm->hiwater_vm, mm->total_vm);
@@ -612,6 +621,7 @@ struct signal_struct {
        unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw;
        unsigned long min_flt, maj_flt, cmin_flt, cmaj_flt;
        unsigned long inblock, oublock, cinblock, coublock;
+       unsigned long maxrss, cmaxrss;
        struct task_io_accounting ioac;
 
        /*