imx6 increase sched_clock resolution

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imx6 increase sched_clock resolution

2,561 次查看
arashjavanmard
Contributor I

Hi,

My Env.:

Board: Boundary Device Nitrogen Max

Kernel: 3.14.28

OS:  Debian 8

right now my Sched_clock read from dmesg is:

sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 1431655765682ns

how/where in kernel source can i increase the timer resolution?

thanks

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2,398 次查看
igorpadykov
NXP Employee
NXP Employee

Hi arash

please refer to attached Linux Manual

sect.3.3.3 Timer Source Code Structure

Best regards

igor

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