Messages in this thread | ![/](/images/icornerl.gif) | | Date | Mon, 16 Aug 1999 12:34:11 -0300 (EST) | From | Raul Dias <> | Subject | Re: Problems writting a CHAR Driver with interruptible_sleep (wait_ queu e) |
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On 16 Aug, Matthew Kirkwood wrote: > On Mon, 16 Aug 1999, Raul Dias wrote:
> It's not uncommon just to busy wait for that amount of time: > usleep(100);
But that would "hang" the machine during this time, right?
It will be thousands of readings in a second, so I can't "hang" the machine.
>> This is the last one: > >> Can I count the time with a higher precision than with jiffies? >> I need to keep track of the time on every read, but a jiffie is too >> slow. > > You can use the TSC, but that screws up portability.
portability between platafforms or between kernels?
Where can I find more info about it?
Raul Dias
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