Re: [PATCH] staging: bcm2835-camera: Avoid apotential sleep while holding a spin_lock

From: Stefan Wahren
Date: Mon Jun 24 2019 - 04:14:24 EST

Hi Christophe,

Am 24.06.2019 um 07:33 schrieb Christophe JAILLET:
Do not allocate memory with GFP_KERNEL when holding a spin_lock, it may
sleep. Use GFP_NOWAIT instead.

Fixes: 950fd867c635 ("staging: bcm2835-camera: Replace open-coded idr with a struct idr.")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>

there has been a fix for this, which isn't upstreamed yet. The preferred solution is to replace the spin_lock with a mutex. Since i'm currently working on this i would take care of this.

Sorry about this.