linux-kernel - Re: [PATCH 23/45] sched: add do_sched_yield() helper; remove in-kernel call to sched

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Message-ID: <20180322172959.GX4043@hirez.programming.kicks-ass.net>
Date:   Thu, 22 Mar 2018 18:29:59 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Dominik Brodowski <linux@...inikbrodowski.net>
Cc:     linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        viro@...IV.linux.org.uk, arnd@...db.de, linux-arch@...r.kernel.org,
        Ingo Molnar <mingo@...hat.com>
Subject: Re: [PATCH 23/45] sched: add do_sched_yield() helper; remove
 in-kernel call to sched_yield()

On Thu, Mar 22, 2018 at 10:00:37AM +0100, Dominik Brodowski wrote:
> Using the sched-internal do_sched_yield() helper allows us to get rid of
> the sched-internal call to the sys_sched_yield() syscall.
> 
> This patch is part of a series which tries to remove in-kernel calls to
> syscalls. On this basis, the syscall entry path can be streamlined.

But why !? Either Cc me on more of the series such that the whole makes
sense, or better yet, write a proper Changelog.