From: Jens Wiklander <jens.wiklander@linaro.org>
To: op-tee@lists.trustedfirmware.org
Subject: Re: [PATCH v4 3/8] optee: fix tee out of memory failure seen during kexec reboot
Date: Mon, 14 Jun 2021 09:22:52 +0200 [thread overview]
Message-ID: <20210614072252.GB1033436@jade> (raw)
In-Reply-To: <20210610210913.536081-4-tyhicks@linux.microsoft.com>
[-- Attachment #1: Type: text/plain, Size: 810 bytes --]
On Thu, Jun 10, 2021 at 04:09:08PM -0500, Tyler Hicks wrote:
> From: Allen Pais <apais@linux.microsoft.com>
>
> 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() method to handle the release of the buffers
> correctly.
>
> More info:
> https://github.com/OP-TEE/optee_os/issues/3637
>
> Signed-off-by: Allen Pais <apais@linux.microsoft.com>
> Reviewed-by: Tyler Hicks <tyhicks@linux.microsoft.com>
> ---
> drivers/tee/optee/core.c | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
Reviewed-by: Jens Wiklander <jens.wiklander@linaro.org>
next prev parent reply other threads:[~2021-06-14 7:22 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-10 21:09 [PATCH v4 0/8] tee: Improve support for kexec and kdump Tyler Hicks
2021-06-10 21:09 ` [PATCH v4 1/8] optee: Fix memory leak when failing to register shm pages Tyler Hicks
2021-06-11 9:05 ` Jens Wiklander
2021-06-10 21:09 ` [PATCH v4 2/8] optee: Refuse to load the driver under the kdump kernel Tyler Hicks
2021-06-11 9:08 ` Jens Wiklander
2021-06-10 21:09 ` [PATCH v4 3/8] optee: fix tee out of memory failure seen during kexec reboot Tyler Hicks
2021-06-11 9:11 ` Jens Wiklander
2021-06-14 7:22 ` Jens Wiklander [this message]
2021-06-10 21:09 ` [PATCH v4 4/8] optee: Clear stale cache entries during initialization Tyler Hicks
2021-06-14 8:27 ` Jens Wiklander
2021-06-14 19:06 ` Tyler Hicks
2021-06-14 19:15 ` Jens Wiklander
2021-06-10 21:09 ` [PATCH v4 5/8] tee: add tee_shm_alloc_kernel_buf() Tyler Hicks
2021-06-10 21:09 ` [PATCH v4 6/8] tee: Support kernel shm registration without dma-buf backing Tyler Hicks
2021-06-11 5:16 ` Sumit Garg
2021-06-10 21:09 ` [PATCH v4 7/8] tpm_ftpm_tee: Free and unregister TEE shared memory during kexec Tyler Hicks
2021-06-15 13:04 ` Jarkko Sakkinen
2021-06-10 21:09 ` [PATCH v4 8/8] firmware: tee_bnxt: Release TEE shm, session, and context " Tyler Hicks
[not found] < <CAHUa44H=vJrkYYTb2T8WPfy6TznQyO8a8wnLCbJUuSE8QO4iuw@mail.gmail.com>
2021-06-11 12:53 ` [PATCH v4 3/8] optee: fix tee out of memory failure seen during kexec reboot Tyler Hicks
2021-06-14 7:21 ` Jens Wiklander
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