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-rw-r--r--include/linux/sched.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 97b10da0a3ea..6448bbc6406b 100644
--- 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;
/*