On Tue, 2005-12-13 at 10:35 -0800, Jay Lan wrote: > john stultz wrote: > > On Mon, 2005-12-12 at 19:31 +0000, Shailabh Nagar wrote: > >>Christoph Lameter wrote: > >>>On Wed, 7 Dec 2005, Shailabh Nagar wrote: > >>>>+void getnstimestamp(struct timespec *ts) > >>> > >>>There is already getnstimeofday in the kernel. > >> > >>Yes, and that function is being used within the getnstimestamp() being > >>proposed. > >>However, John Stultz had advised that getnstimeofday could get affected by > >>calls to > >>settimeofday and had recommended adjusting the getnstimeofday value with > >>wall_to_monotonic. > >> > >>John, could you elaborate ? > > > > I think you pretty well have it covered. > > > > getnstimeofday + wall_to_monotonic should be higher-res and more > > reliable (then TSC based sched_clock(), for example) for getting a > > timestamp. > > How is this proposed function different from > do_posix_clock_monotonic_gettime()? > It calls getnstimeofday(), it also adjusts with wall_to_monotinic. > > It seems to me we just need to EXPORT_SYMBOL_GPL the > do_posix_clock_monotonic_gettime()?
Indeed, this would be the same. thanks -john ------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Do you grep through log files for problems? Stop! Download the new AJAX search engine that makes searching your log files as easy as surfing the web. DOWNLOAD SPLUNK! http://ads.osdn.com/?ad_id=7637&alloc_id=16865&op=click _______________________________________________ ckrm-tech mailing list https://lists.sourceforge.net/lists/listinfo/ckrm-tech
