The Linux kernel commit 695f05593693 ("fs/proc/task_mmu.c: add
user-space support for resetting mm->hiwater_rss (peak RSS)") added a
way to reset peak RSS of a process but missed to update manpage.
Cc: Petr Cermak <petrcermak@xxxxxxxxxxxx>
Acked-by: Petr Cermak <petrcermak@xxxxxxxxxxxx>
Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxx>
---
man5/proc.5 | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/man5/proc.5 b/man5/proc.5
index 14588fe..5f0abad 100644
--- a/man5/proc.5
+++ b/man5/proc.5
@@ -340,7 +340,7 @@ process during the measured interval.
If one is interested only in inspecting the selected mapping types,
then the value 2 or 3 can be used instead of 1.
-A further value can be written to affect a different bit:
+Further values can be written to affect different properties:
.RS
.TP
4 (since Linux 3.11)
@@ -352,6 +352,11 @@ by the check-point restore system to discover which pages of a process
have been dirtied since the file
.IR /proc/[pid]/clear_refs
was written to.
+.TP
+5 (since Linux 4.0)
+.\" Internally: CLEAR_REFS_MM_HIWATER_RSS
+Reset the peak resident set size ("high water mark") to the process'
+current value.
.RE
.IP
Writing any value to
--
2.9.3
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