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

Stefan Wahren stefan.wahren at i2se.com
Mon Jun 24 08:13:48 UTC 2019


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 at wanadoo.fr>

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.

Stefan



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