On 17.05.2005 [16:33:00 -0700], Nishanth Aravamudan wrote:
> On 13.05.2005 [17:16:35 -0700], john stultz wrote:
> > All,
> > This patch implements the architecture independent portion of the new
> > time of day subsystem. For a brief description on the rework, see here:
> > http://lwn.net/Articles/120850/ (Many thanks to the LWN team for that
> > easy to understand writeup!)
> >
> > I intend this to be the last RFC release and to submit this patch to
> > Andrew for for testing near the end of this month. So please, if you
> > have any complaints, suggestions, or blocking issues, let me know.
>
> I have been working closely with John to re-work the soft-timer subsytem
> to use the new timeofday() subsystem. The following patches attempts to
> begin this process. I would greatly appreciate any comments.
Description: Support the new soft-timer interfaces on non-NEWTOD archs
by emulating nanoseconds via jiffies.
Signed-off-by: Nishanth Aravamudan <[email protected]>
--- 2.6.12-rc4-tod/include/linux/timeofday.h 2005-05-17 13:01:12.000000000 -0700
+++ 2.6.12-rc4-tod-timer/include/linux/timeofday.h 2005-05-17 13:02:01.000000000 -0700
@@ -55,5 +55,14 @@ static inline nsec_t timeval_to_ns(struc
}
#else /* CONFIG_NEWTOD */
#define timeofday_init()
+/*
+ * do_monotonic_clock():
+ * Emulate the monotonically increasing number of nanoseconds
+ * of NEWTOD archs via jiffies.
+ */
+nsec_t do_monotonic_clock(void)
+{
+ return jiffies_to_nsecs(jiffies);
+}
#endif /* CONFIG_NEWTOD */
#endif /* _LINUX_TIMEOFDAY_H */
-
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