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| author | Jens Wiklander <jens.wiklander@linaro.org> | 2019-11-07 11:42:56 +0100 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2020-02-28 13:37:42 +0100 |
| commit | f1bbacedb0af640a93e47799203e556be2825da3 (patch) | |
| tree | 6aaf4d8f1f678cb199626eef0b7404f5e499deae /drivers/tee/tee_private.h | |
| parent | tee: remove unused tee_shm_priv_alloc() (diff) | |
| download | linux-f1bbacedb0af640a93e47799203e556be2825da3.tar.xz linux-f1bbacedb0af640a93e47799203e556be2825da3.zip | |
tee: don't assign shm id for private shms
Private shared memory object must not be referenced from user space. To
guarantee that, don't assign an id to shared memory objects which are
driver private.
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'drivers/tee/tee_private.h')
| -rw-r--r-- | drivers/tee/tee_private.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/tee/tee_private.h b/drivers/tee/tee_private.h index f797171f0434..e55204df31ce 100644 --- a/drivers/tee/tee_private.h +++ b/drivers/tee/tee_private.h @@ -37,7 +37,8 @@ struct tee_shm_pool { * @num_users: number of active users of this device * @c_no_user: completion used when unregistering the device * @mutex: mutex protecting @num_users and @idr - * @idr: register of shared memory object allocated on this device + * @idr: register of user space shared memory objects allocated or + * registered on this device * @pool: shared memory pool */ struct tee_device { |