+ (new_utime - old_utime)) * 100 / (new_j
- old_j)
===
I get how much time the task has spent in 1 sec in the scheduler and
then get the percentage?
Greets,
Luka
Jan Engelhardt pravi:
> On Aug 28 2007 00:07, Luka Napotnik wrote:
>>>>> 2. I'm trying to
- old_utime)) * 100 / (new_j
- old_j)
===
I get how much time the task has spent in 1 sec in the scheduler and
then get the percentage?
Greets,
Luka
Jan Engelhardt pravi:
On Aug 28 2007 00:07, Luka Napotnik wrote:
2. I'm trying to get the percentage of CPU used for a certain
Jan Engelhardt pravi:
> On Aug 24 2007 07:34, linux-os (Dick Johnson) wrote:
>>> I'm new to kernel development and have some questions.
>>>
>>> 1. Why can't I divide with regular casting to double ((double)a /
>>> (double)b)? It gives me strange errors when compiling:
>>>
>>> WARNING: "__divdf3"
Jan Engelhardt pravi:
On Aug 24 2007 07:34, linux-os (Dick Johnson) wrote:
I'm new to kernel development and have some questions.
1. Why can't I divide with regular casting to double ((double)a /
(double)b)? It gives me strange errors when compiling:
WARNING: __divdf3 [/root] undefined!
Hello again.
I have the following code:
clock_t c_sum, j, p;
cputime_t j_tmp;
...
c_sum = cputime64_to_clock_t(task->utime) +
cputime64_to_clock_t(task->stime);
cur_j = jiffies;
j_tmp = jiffies64_to_cputime64(cur_j);
j = cputime64_to_clock_t(j_tmp);
p =
Hello again.
I have the following code:
clock_t c_sum, j, p;
cputime_t j_tmp;
...
c_sum = cputime64_to_clock_t(task-utime) +
cputime64_to_clock_t(task-stime);
cur_j = jiffies;
j_tmp = jiffies64_to_cputime64(cur_j);
j = cputime64_to_clock_t(j_tmp);
p =
Hello.
I'm new to kernel development and have some questions.
1. Why can't I divide with regular casting to double ((double)a /
(double)b)? It gives me strange errors when compiling:
WARNING: "__divdf3" [/root] undefined!
WARNING: "__addf3" [/root/...] undefined!
WARNING: "__floatsidf"
Hello.
I'm new to kernel development and have some questions.
1. Why can't I divide with regular casting to double ((double)a /
(double)b)? It gives me strange errors when compiling:
WARNING: __divdf3 [/root] undefined!
WARNING: __addf3 [/root/...] undefined!
WARNING: __floatsidf
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