[PATCH 0/2] optee: fix OOM seen due to tee_shm_free()
dphadke at linux.microsoft.com
Thu Feb 18 13:12:38 EST 2021
From: Allen Pais <apais at linux.microsoft.com>
On Wed, 17 Feb 2021 14:57:12 +0530, Allen Pais wrote:
> The following out of memory errors are seen on kexec reboot
> from the optee core.
> [ 0.368428] tee_bnxt_fw optee-clnt0: tee_shm_alloc failed
> [ 0.368461] tee_bnxt_fw: probe of optee-clnt0 failed with error -22
> tee_shm_release() is not invoked on dma shm buffer.
> Implement .shutdown() in optee core as well as bnxt firmware driver
> to handle the release of the buffers correctly.
> More info:
CC: linux-kernel at vger.kernel.org instead of linux-mips?
TEE / TrustZone is ARM.
Also, for Broadcom specific -
CC: bcm-kernel-feedback-list at broadcom.com
More information about the linux-arm-kernel