Performance regression in mbedtls_mpi_exp_mod() (v3.6.0...
We observed that the mbedtls_mpi_exp_mod() function takes much more time to complete in v3.6.0 than in v3.5.2 (about 16 times more). The platform is OP-TEE OS running in QEMU (arm32). See OP-TEE/optee_os#6797 and in particular this commi...