在 2012年3月30日 下午12:48,Arun Raghavan arun.ragha...@collabora.co.uk写道:
Hi,
On Thu, 2012-03-29 at 21:31 +0800, Deng Zhenrong wrote:
According to the description below:
http://lkml.org/lkml/2009/7/17/258
There are two benefits:
a) it doesn't need to access the hardware.
b)
On 3/29/2012 8:31 AM, Deng Zhenrong wrote:
According to the description below:
http://lkml.org/lkml/2009/7/17/258
There are two benefits:
a) it doesn't need to access the hardware.
b) avoid the syscall by using vdso clock_gettime().
The cons is the CLOCK_MONOTONIC_COARSE returns the
Hi,
On Thu, 2012-03-29 at 21:31 +0800, Deng Zhenrong wrote:
According to the description below:
http://lkml.org/lkml/2009/7/17/258
There are two benefits:
a) it doesn't need to access the hardware.
b) avoid the syscall by using vdso clock_gettime().
The cons is the