Document C_HARDCLOCK flag.

svn path=/head/; revision=268369
2014-07-07 16:55:07 +00:00 · 2014-07-07 16:55:07 +00:00 · 4d3e74492b · 2020-12-20 02:59:44 +00:00
commit 4d3e74492b
parent 90be798e31
1 changed files with 5 additions and 0 deletions
--- a/share/man/man9/timeout.9
+++ b/share/man/man9/timeout.9
@ -372,6 +372,11 @@ divided by acceptable time deviation: 1 -- 1/2, 2 -- 1/4, etc.
 Smaller value allows to aggregate more events in one timer interrupt to
 reduce processing overhead and power consumption.
 .El
+.It Dv C_HARDCLOCK
+Align the timeouts, if possible, to 
+.Fn hardclock  
+calls.
+.El
 .Pp
 The functions
 .Fn callout_reset_curcpu