Re: [Xenomai-core] [PATCH] Use tsc for implementation of clock_gettime.

2007-05-17 Thread Gilles Chanteperdrix
Jan Kiszka wrote: Gilles Chanteperdrix wrote: Hi, here comes, for review, a patch which reduces the overhead of clock_gettime by directly reading the tsc in user-space for architectures that support it. Highly welcome. But I have one concern: How and when do you propagate

Re: [Xenomai-core] [PATCH] Use tsc for implementation of clock_gettime.

2007-05-17 Thread Jan Kiszka
Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Hi, here comes, for review, a patch which reduces the overhead of clock_gettime by directly reading the tsc in user-space for architectures that support it. Highly welcome. But I have one

Re: [Xenomai-core] [PATCH] Use tsc for implementation of clock_gettime.

2007-05-17 Thread Gilles Chanteperdrix
Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Hi, here comes, for review, a patch which reduces the overhead of clock_gettime by directly reading the tsc in user-space for architectures that support it.

Re: [Xenomai-core] [PATCH] Use tsc for implementation of clock_gettime.

2007-05-17 Thread Jan Kiszka
Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Hi, here comes, for review, a patch which reduces the overhead of clock_gettime by directly reading the tsc in user-space for

Re: [Xenomai-core] [PATCH] Use tsc for implementation of clock_gettime.

2007-05-17 Thread Gilles Chanteperdrix
Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Hi, here comes, for review, a patch which reduces the overhead of clock_gettime by directly reading

Re: [Xenomai-core] [PATCH] Use tsc for implementation of clock_gettime.

2007-05-17 Thread Gilles Chanteperdrix
Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Hi, here comes, for review, a patch which reduces the overhead

Re: [Xenomai-core] [PATCH] Use tsc for implementation of clock_gettime.

2007-05-17 Thread Jan Kiszka
Gilles Chanteperdrix wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Hi, here comes, for