Date: Sat, 13 Jun 2015 22:12:10 +0300 From: Stefan Andritoiu <stefan.andritoiu@gmail.com> To: Neel Natu <neelnatu@gmail.com> Cc: "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: Re: How to bind a thread to a CPU? Message-ID: <CAO3d8=ZAOdjbXTV-bQHwWLopna2iw5=DRKFE1SD92R%2B62EGzaw@mail.gmail.com> In-Reply-To: <CAFgRE9FxHWB9bFHNxj%2Bv2fW79XoWDbWZ_4i456OCED7YGn9w7A@mail.gmail.com> References: <CAO3d8=b1dZU%2BfEi-r0P=WRMZ=rOF0D7WbGepsZ4Oe5q3eUrrLg@mail.gmail.com> <CAFgRE9FxHWB9bFHNxj%2Bv2fW79XoWDbWZ_4i456OCED7YGn9w7A@mail.gmail.com>
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Hi Neel,
On Sat, Jun 13, 2015 at 9:00 PM, Neel Natu <neelnatu@gmail.com> wrote:
> Hi Stefan,
>
> On Sat, Jun 13, 2015 at 3:33 AM, Stefan Andritoiu
> <stefan.andritoiu@gmail.com> wrote:
>> Hi,
>>
>> How can I pin a thread to run only on a specific CPU?
>> Is it enough just to set the "struct cpuset *td_cpuset" of the thread?
>>
>
> sched_bind() is the proper way to do this.
But in sched_bind() I notice:
KASSERT(td == curthread, ("sched_bind: can only bind curthread"));
How can I bind a thread that is not curthread?
>
> best
> Neel
>
>> Thank you,
>> Stefan
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