linux-kernel - Re: [Patch v2] tee: optee: Fix dynamic shm pool allocations

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Message-ID: <20191115103541.GA21189@jax>
Date:   Fri, 15 Nov 2019 11:35:42 +0100
From:   Jens Wiklander <jens.wiklander@...aro.org>
To:     Sumit Garg <sumit.garg@...aro.org>
Cc:     Volodymyr_Babchuk@...m.com, tee-dev@...ts.linaro.org,
        linux-kernel@...r.kernel.org, etienne.carriere@...aro.org
Subject: Re: [Patch v2] tee: optee: Fix dynamic shm pool allocations

Hi Sumit,

On Fri, Nov 08, 2019 at 04:57:14PM +0530, Sumit Garg wrote:
> In case of dynamic shared memory pool, kernel memory allocated using
> dmabuf_mgr pool needs to be registered with OP-TEE prior to its usage
> during optee_open_session() or optee_invoke_func().
> 
> So fix dmabuf_mgr pool allocations via an additional call to
> optee_shm_register().
> 
> Also, allow kernel pages to be registered as shared memory with OP-TEE.
> 
> Fixes: 9733b072a12a ("optee: allow to work without static shared memory")
> Signed-off-by: Sumit Garg <sumit.garg@...aro.org>
> ---
> 
> Changes in v2:
> Merge the dependency patch: https://lkml.org/lkml/2019/10/31/431
> 

Looks good, I'm picking this up.

Thanks,
Jens