On Sat, 23 Jun 2012, Alexander Motin wrote:
On 06/23/12 18:26, Bruce Evans wrote:
On Sat, 23 Jun 2012, Konstantin Belousov wrote:
On Sat, Jun 23, 2012 at 03:17:57PM +0200, Marius Strobl wrote:
So apart from introducing code to constantly synchronize the
TICK counters, using the timecounters
On Fri, Jun 22, 2012 at 10:48:17AM +0300, Konstantin Belousov wrote:
On Fri, Jun 22, 2012 at 09:34:56AM +0200, Marius Strobl wrote:
On Fri, Jun 22, 2012 at 07:13:31AM +, Konstantin Belousov wrote:
Author: kib
Date: Fri Jun 22 07:13:30 2012
New Revision: 237434
URL:
On Sat, Jun 23, 2012 at 03:17:57PM +0200, Marius Strobl wrote:
On Fri, Jun 22, 2012 at 10:48:17AM +0300, Konstantin Belousov wrote:
On Fri, Jun 22, 2012 at 09:34:56AM +0200, Marius Strobl wrote:
On Fri, Jun 22, 2012 at 07:13:31AM +, Konstantin Belousov wrote:
Author: kib
Date:
On Sat, 23 Jun 2012, Konstantin Belousov wrote:
On Sat, Jun 23, 2012 at 03:17:57PM +0200, Marius Strobl wrote:
On Fri, Jun 22, 2012 at 10:48:17AM +0300, Konstantin Belousov wrote:
On Fri, Jun 22, 2012 at 09:34:56AM +0200, Marius Strobl wrote:
On Fri, Jun 22, 2012 at 07:13:31AM +,
On 06/23/12 18:26, Bruce Evans wrote:
On Sat, 23 Jun 2012, Konstantin Belousov wrote:
On Sat, Jun 23, 2012 at 03:17:57PM +0200, Marius Strobl wrote:
So apart from introducing code to constantly synchronize the
TICK counters, using the timecounters on the host busses also
seems to be the only
Author: kib
Date: Fri Jun 22 07:13:30 2012
New Revision: 237434
URL: http://svn.freebsd.org/changeset/base/237434
Log:
Use struct vdso_timehands data to implement fast gettimeofday(2) and
clock_gettime(2) functions if supported. The speedup seen in
microbenchmarks is in range 4x-7x
On Fri, Jun 22, 2012 at 07:13:31AM +, Konstantin Belousov wrote:
Author: kib
Date: Fri Jun 22 07:13:30 2012
New Revision: 237434
URL: http://svn.freebsd.org/changeset/base/237434
Log:
Use struct vdso_timehands data to implement fast gettimeofday(2) and
clock_gettime(2) functions
On Fri, Jun 22, 2012 at 09:34:56AM +0200, Marius Strobl wrote:
On Fri, Jun 22, 2012 at 07:13:31AM +, Konstantin Belousov wrote:
Author: kib
Date: Fri Jun 22 07:13:30 2012
New Revision: 237434
URL: http://svn.freebsd.org/changeset/base/237434
Log:
Use struct vdso_timehands
On 22 Jun 2012, at 08:34, Marius Strobl wrote:
I don't know much about x86 CPUs but is my understanding correct
that TSCs are not synchronized in any way across CPUs, i.e.
reading it on different CPUs may result in time going backwards
etc., which is okay for this application though?
As long
On Friday, June 22, 2012 3:34:56 am Marius Strobl wrote:
On Fri, Jun 22, 2012 at 07:13:31AM +, Konstantin Belousov wrote:
Author: kib
Date: Fri Jun 22 07:13:30 2012
New Revision: 237434
URL: http://svn.freebsd.org/changeset/base/237434
Log:
Use struct vdso_timehands data to
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