Messages in this thread | | | From | Sumit Garg <> | Date | Tue, 18 Jan 2022 17:42:16 +0530 | Subject | Re: [PATCH v2 01/12] hwrng: optee-rng: use tee_shm_alloc_kernel_buf() |
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On Fri, 14 Jan 2022 at 20:38, Jens Wiklander <jens.wiklander@linaro.org> wrote: > > Uses the new simplified tee_shm_alloc_kernel_buf() function instead of > the old deprecated tee_shm_alloc() function which required specific > TEE_SHM-flags. > > Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org> > --- > drivers/char/hw_random/optee-rng.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) >
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
-Sumit
> diff --git a/drivers/char/hw_random/optee-rng.c b/drivers/char/hw_random/optee-rng.c > index 135a82590923..a948c0727b2b 100644 > --- a/drivers/char/hw_random/optee-rng.c > +++ b/drivers/char/hw_random/optee-rng.c > @@ -145,10 +145,10 @@ static int optee_rng_init(struct hwrng *rng) > struct optee_rng_private *pvt_data = to_optee_rng_private(rng); > struct tee_shm *entropy_shm_pool = NULL; > > - entropy_shm_pool = tee_shm_alloc(pvt_data->ctx, MAX_ENTROPY_REQ_SZ, > - TEE_SHM_MAPPED | TEE_SHM_DMA_BUF); > + entropy_shm_pool = tee_shm_alloc_kernel_buf(pvt_data->ctx, > + MAX_ENTROPY_REQ_SZ); > if (IS_ERR(entropy_shm_pool)) { > - dev_err(pvt_data->dev, "tee_shm_alloc failed\n"); > + dev_err(pvt_data->dev, "tee_shm_alloc_kernel_buf failed\n"); > return PTR_ERR(entropy_shm_pool); > } > > -- > 2.31.1 >
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