diff options
Diffstat (limited to 'library/psa_crypto_slot_management.h')
| -rw-r--r-- | library/psa_crypto_slot_management.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/library/psa_crypto_slot_management.h b/library/psa_crypto_slot_management.h index 0b0d7b320e..002429b933 100644 --- a/library/psa_crypto_slot_management.h +++ b/library/psa_crypto_slot_management.h @@ -126,6 +126,9 @@ psa_status_t psa_reserve_free_key_slot(psa_key_id_t *volatile_key_id, * new state. If the state of the slot was not expected_state, the state is * unchanged. * + * If multi-threading is enabled, the caller must hold the + * global key slot mutex. + * * \param[in] slot The key slot. * \param[in] expected_state The current state of the slot. * \param[in] new_state The new state of the slot. @@ -149,6 +152,8 @@ static inline psa_status_t psa_key_slot_state_transition( /** Register as a reader of a key slot. * * This function increments the key slot registered reader counter by one. + * If multi-threading is enabled, the caller must hold the + * global key slot mutex. * * \param[in] slot The key slot. * @@ -175,6 +180,8 @@ static inline psa_status_t psa_register_read(psa_key_slot_t *slot) * If the state of the slot is PSA_SLOT_PENDING_DELETION, * and there is only one registered reader (the caller), * this function will call psa_wipe_key_slot(). + * If multi-threading is enabled, the caller must hold the + * global key slot mutex. * * \note To ease the handling of errors in retrieving a key slot * a NULL input pointer is valid, and the function returns |