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From: Martin Galvan <omgalvan.86@gmail.com>
To: Bharath Vedartham <linux.bhar@gmail.com>
Cc: kernelnewbies@kernelnewbies.org
Subject: Re: Setting CPU affinity for current process on kernel module?
Date: Thu, 12 Sep 2019 11:03:20 -0300
Message-ID: <CAN19L9G-GAeB2ahmSckd6orprAP0E-YykbMF3fg2zMSXMQH_vA@mail.gmail.com> (raw)
In-Reply-To: <20190912092618.GA5911@bharath12345-Inspiron-5559>

El jue., 12 sept. 2019 a las 6:26, Bharath Vedartham
(<linux.bhar@gmail.com>) escribió:
> Just to be clear, What do you mean by current process. Is it the process
> which is executing the kernel module? That would be a kernel thread I
> believe or do you want to be able to set the cpu affinity for any
> process given its PID?
> And are you looking at setting CPU affinity of kernel threads or user
> threads.

Sorry, I wasn't clear: I want to set the affinity of 'current', which
is a kernel thread.

El jue., 12 sept. 2019 a las 6:38, Piotr Figiel (<figiel@gmail.com>) escribió:
> set_cpus_allowed_ptr() is exported, maybe this is what you're looking for?

Yes, that's exactly what I needed. Thanks! I actually ended up using
work_on_cpu, which fits my use case better.

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Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-11 18:52 Martin Galvan
2019-09-11 19:16 ` Bharath Vedartham
2019-09-11 19:19   ` Martin Galvan
2019-09-12  9:26     ` Bharath Vedartham
2019-09-12 14:03       ` Martin Galvan [this message]
2019-09-13  4:50         ` Greg KH
2019-09-13 12:43           ` Martin Galvan
2019-09-13 12:55             ` Greg KH
2019-09-13 12:56               ` Martin Galvan
2019-09-13 14:13                 ` Greg KH
2019-09-19  5:43                   ` R. Engür Pişirici

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