Re: latency.c [was: Re: 2.6.9-rc1-mm1]

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Wednesday 08 of September 2004 10:12, Rick Lindsley wrote:
>     I've fiddled a bit with both the latency.c programs.  I've added some
>     options to them etc.  In particular, now you can specify a program
>     to run and monitor instead of a pid, which is handy if you need to
>     monitor processes that exit quickly.  Everything is documented in
>     the sources (attached).  I thought you might find this useful. :-)
> 
> Thank you much! yes, that will make it more useful.  I'll add it to my
> backlog and see if I can't get it out to the web page this week.

Great!  There is a missing #include in my sources which produces a misleading 
warning.  Also, I think that the hint about latency.c working only with 
versions 4 and 5 of schedstat is no longer valid. :-)

Please, apply:

--- old/latency-v10.c	2004-09-08 13:48:37.176519744 +0200
+++ latency-v10.c	2004-09-08 13:55:01.956024368 +0200
@@ -7,9 +7,6 @@
  *	it on a kernel that does not have the schedstat patch compiled in
  *	will cause it to happily produce bizarre results.
  *
- *	Note too that this is known to work only with versions 4 and 5
- *	of the schedstat patch, for similar reasons.
- *
  *	This currently monitors only one pid at a time but could easily
  *	be modified to do more.
  */
@@ -28,6 +25,7 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <unistd.h>
+#include <stdlib.h>
 #include <stdio.h>
 #include <getopt.h>
 #include <string.h>

Greets,
RJW

-- 
- Would you tell me, please, which way I ought to go from here?
- That depends a good deal on where you want to get to.
		-- Lewis Carroll "Alice's Adventures in Wonderland"