linux-kernel - Re: [PATCH 06/30] entry: handle lazy rescheduling at user-exit

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Message-ID: <87h6i2iwwr.fsf@oracle.com>
Date: Tue, 20 Feb 2024 14:38:28 -0800
From: Ankur Arora <ankur.a.arora@...cle.com>
To: Thomas Gleixner <tglx@...utronix.de>
Cc: linux-kernel@...r.kernel.org, peterz@...radead.org,
        torvalds@...ux-foundation.org, paulmck@...nel.org,
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        boris.ostrovsky@...cle.com, konrad.wilk@...cle.com,
        Ankur Arora
 <ankur.a.arora@...cle.com>
Subject: Re: [PATCH 06/30] entry: handle lazy rescheduling at user-exit


Thomas Gleixner <tglx@...utronix.de> writes:

> On Mon, Feb 12 2024 at 21:55, Ankur Arora wrote:
>> The scheduling policy for TIF_NEED_RESCHED_LAZY is to allow the
>> running task to voluntarily schedule out, running it to completion.
>>
>> For archs with GENERIC_ENTRY, do this by adding a check in
>
> Please write out architectures. This is not twatter.

Thankfully not! Will fix (this and elsewhere).

>> exit_to_user_mode_loop().
>
> Thanks,
>
>         tglx


--
ankur