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SubjectRe: [PATCH] linux/kthread.h: remove unused macros
On Mon, Mar 14, 2022 at 03:53:42PM +0100, Rasmus Villemoes wrote:
> Ever since these macros were introduced in commit b56c0d8937e6
> ("kthread: implement kthread_worker"), there has been precisely one
> user (commit 4d115420707a, "NVMe: Async IO queue deletion"), and that
> user went away in 2016 with db3cbfff5bcc ("NVMe: IO queue deletion
> re-write").
>
> Apart from being unused, these macros are also awkward to use (which
> may contribute to them not being used): Having a way to statically (or
> on-stack) allocating the storage for the struct kthread_worker itself
> doesn't help much, since obviously one needs to have some code for
> actually _spawning_ the worker thread, which must have error
> checking. And these days we have the kthread_create_worker() interface
> which both allocates the struct kthread_worker and spawns the kthread.
>
> Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>

Acked-by: Tejun Heo <tj@kernel.org>

Thanks.

--
tejun

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