2010/7/17 Radhesh Kamath rmk.l...@gmail.com:
On Fri, Jul 16, 2010 at 12:36 PM, Jan Ceuleers
jan.ceule...@computer.org wrote:
On 15/07/10 18:42, Radhesh Kamath wrote:
I have a kernel module that sends me an RDTSC value to userspace, and
I need to get a UTC timestamp based on this.
As far as I
On Tue, 20 Jul 2010 20:06:27 -0700, Pei Lin telent...@gmail.com wrote:
2010/7/17 Radhesh Kamath rmk.l...@gmail.com:
On Fri, Jul 16, 2010 at 12:36 PM, Jan Ceuleers
jan.ceule...@computer.org wrote:
On 15/07/10 18:42, Radhesh Kamath wrote:
I have a kernel module that sends me an RDTSC value to
On Sun, Jul 18, 2010 at 5:32 AM, Mulyadi Santosa
mulyadi.sant...@gmail.comwrote:
Here I see you begun to understand...
now since I forgot what's that CMOS clock real name isI can no
longer help..
how about checking what gettimeofday() syscall really does?
you can boot kernel with
On Sat, Jul 17, 2010 at 07:57, Radhesh Kamath rmk.l...@gmail.com wrote:
The CPU frequency is not varied, so a tick will represent the same
amount of time.
So the question is, how do I arrive at a UTC value?
Nice conclusion, but back again, how do you conclude current time if
you just use TSC
Here I see you begun to understand...
now since I forgot what's that CMOS clock real name isI can no
longer help..
how about checking what gettimeofday() syscall really does?
--
regards,
Mulyadi Santosa
Freelance Linux trainer and consultant
blog: the-hydra.blogspot.com
training:
Mulyadi Santosa ha scritto:
Hi
On Thu, Jul 15, 2010 at 23:42, Radhesh Kamath rmk.l...@gmail.com wrote:
Hi list,
Apologies if this is not purely a kernel-related question:
I have a kernel module that sends me an RDTSC value to userspace, and
I need to get a UTC timestamp based on this.
As
On 15/07/10 18:42, Radhesh Kamath wrote:
I have a kernel module that sends me an RDTSC value to userspace, and
I need to get a UTC timestamp based on this.
As far as I understand, RDTSC gives me the clock ticks that have
elapsed since the processor was switched on (this is a 64-bit machine,
On Fri, Jul 16, 2010 at 12:36 PM, Jan Ceuleers
jan.ceule...@computer.org wrote:
On 15/07/10 18:42, Radhesh Kamath wrote:
I have a kernel module that sends me an RDTSC value to userspace, and
I need to get a UTC timestamp based on this.
As far as I understand, RDTSC gives me the clock ticks
Hi list,
Apologies if this is not purely a kernel-related question:
I have a kernel module that sends me an RDTSC value to userspace, and
I need to get a UTC timestamp based on this.
As far as I understand, RDTSC gives me the clock ticks that have
elapsed since the processor was switched on
Hi
On Thu, Jul 15, 2010 at 23:42, Radhesh Kamath rmk.l...@gmail.com wrote:
Hi list,
Apologies if this is not purely a kernel-related question:
I have a kernel module that sends me an RDTSC value to userspace, and
I need to get a UTC timestamp based on this.
As far as I understand, RDTSC
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