Re: [PATCH] staging: greybus: loopback: remove unused includes

From: Greg Kroah-Hartman

Date: Wed Aug 12 2026 - 19:55:00 EST


On Wed, Aug 12, 2026 at 09:03:54PM +0300, Batu Ada Tutkun wrote:
> linux/random.h, linux/sizes.h, linux/cdev.h, linux/fs.h, and
> linux/workqueue.h are not used anywhere in this file; none of their
> symbols appear in the source, and none are needed transitively either
> (debugfs helpers come from linux/debugfs.h, the async worker uses
> kthread_run()/kthread_stop() rather than the workqueue API).
>
> Verified by removing the five includes and rebuilding
> drivers/staging/greybus out-of-tree with W=1: no new warnings or
> errors, and checkpatch.pl reports the same warning/check count before
> and after.
>
> Assisted-by: Claude:claude-sonnet-4-6
> Signed-off-by: Batu Ada Tutkun <batuadatutkun@xxxxxxxxx>
> ---
> drivers/staging/greybus/loopback.c | 5 -----
> 1 file changed, 5 deletions(-)

Please read:
https://lore.kernel.org/all/2026080354-skater-urgent-31b2@gregkh