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-rw-r--r--doc/hurd.texi4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/hurd.texi b/doc/hurd.texi
index 038d80b6..c3442c8c 100644
--- a/doc/hurd.texi
+++ b/doc/hurd.texi
@@ -3973,7 +3973,9 @@ disk allocation strategies.
@deftypefun void diskfs_set_node_atime (@w{struct node *@var{np}})
If disk is not readonly and the noatime option is not enabled, set
-@code{@var{np}->dn_set_atime}.
+@code{@var{np}->dn_set_atime}. If relatime is enabled, only set
+@code{@var{np}->dn_set_atime} if the atime has not been updated today,
+or if ctime or mtime are more recent than atime.
@end deftypefun
@deftypefun void diskfs_set_node_times (@w{struct node *@var{np}})