linux

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Files

Michael S. Tsirkin a311650ae6 virtio/ringtest: virtio_ring: fix up need_event math

last kicked event index must be updated unconditionally:
even if we don't need to kick, we do not want to re-check
the same entry for events.

Reported-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Jens Freimann <jfreimann@redhat.com>

2018-01-31 01:47:36 +02:00

main.c

ringtest: support test specific parameters

2017-05-09 16:43:23 +03:00

main.h

locking/x86: Use LOCK ADD for smp_mb() instead of MFENCE

2017-11-10 13:43:44 +01:00

Makefile

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

noring.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

ptr_ring.c

ptr_ring: fix up after recent ptr_ring changes

2017-12-08 17:48:38 +02:00

README

tools/virtio/ringtest: add usage example to README

2016-06-06 13:00:11 +03:00

ring.c

virtio/ringtest: fix up need_event math

2018-01-31 01:47:35 +02:00

run-on-all.sh

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

virtio_ring_0_9.c

virtio/ringtest: virtio_ring: fix up need_event math

2018-01-31 01:47:36 +02:00

virtio_ring_inorder.c

virtio: add inorder option

2016-05-22 19:44:12 +03:00

virtio_ring_poll.c

tools/virtio: add ringtest utilities

2016-01-26 10:18:30 +02:00

README

Partial implementation of various ring layouts, useful to tune virtio design.
Uses shared memory heavily.

Typical use:

# sh run-on-all.sh perf stat -r 10 --log-fd 1 -- ./ring