As phmac does not perform DMA, it can support stack requests. Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> --- arch/s390/crypto/phmac_s390.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/s390/crypto/phmac_s390.c b/arch/s390/crypto/phmac_s390.c index 7ecfdc4fba2d..ead4c0d3523e 100644 --- a/arch/s390/crypto/phmac_s390.c +++ b/arch/s390/crypto/phmac_s390.c @@ -932,6 +932,7 @@ static int phmac_do_one_request(struct crypto_engine *engine, void *areq) .cra_blocksize = SHA##x##_BLOCK_SIZE, \ .cra_priority = 400, \ .cra_flags = CRYPTO_ALG_ASYNC | \ + CRYPTO_AHASH_ALG_STACK_REQ |\ CRYPTO_ALG_NO_FALLBACK, \ .cra_ctxsize = sizeof(struct phmac_tfm_ctx), \ .cra_module = THIS_MODULE, \ -- 2.39.5
