[PATCH 0/4] virtio-crypto: Improve performance

From: zhenwei pi
Date: Fri Apr 15 2022 - 02:45:28 EST


Hi,

The main point of this series is to improve the performance for
virtio crypto:
- Use wait mechanism instead of busy polling for ctrl queue, this
reduces CPU and lock racing, it's possiable to create/destroy session
parallelly, QPS increases from ~40K/s to ~200K/s.
- Enable retry on crypto engine to improve performance for data queue,
this allows the larger depth instead of 1.
- Fix dst data length in akcipher service.
- Other style fix.

lei he (2):
virtio-crypto: adjust dst_len at ops callback
virtio-crypto: enable retry for virtio-crypto-dev

zhenwei pi (2):
virtio-crypto: wait ctrl queue instead of busy polling
virtio-crypto: move helpers into virtio_crypto_common.c

drivers/crypto/virtio/Makefile | 1 +
.../virtio/virtio_crypto_akcipher_algs.c | 92 ++++++------
drivers/crypto/virtio/virtio_crypto_common.c | 92 ++++++++++++
drivers/crypto/virtio/virtio_crypto_common.h | 25 +++-
drivers/crypto/virtio/virtio_crypto_core.c | 37 +----
.../virtio/virtio_crypto_skcipher_algs.c | 134 ++++++++----------
6 files changed, 222 insertions(+), 159 deletions(-)
create mode 100644 drivers/crypto/virtio/virtio_crypto_common.c

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2.20.1