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4 Commits

Author SHA1 Message Date
Paolo Bonzini
d3c3589b8b ringtest: commonize implementation of poll_avail/poll_used 
Provide new primitives used_empty/avail_empty and
build poll_avail/poll_used on top of it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
 2016-10-31 00:21:43 +02:00
Michael S. Tsirkin
52012619e5 ringtest: test build fix 
Recent changes to ptr_ring broke the ringtest
which lacks a likely() stub. Fix it up.

Fixes: 982fb490c298896d15e9323a882f34a57c11ff56
	("ptr_ring: support zero length ring")
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
 2016-08-15 05:01:23 +03:00
Michael S. Tsirkin
59e6ae5324 ptr_ring: support resizing multiple queues 
Sometimes, we need support resizing multiple queues at once. This is
because it was not easy to recover to recover from a partial failure
of multiple queues resizing.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 2016-07-01 05:32:17 -04:00
Michael S. Tsirkin
9fb6bc5b4a ptr_ring: ring test 
Add ringtest based unit test for ptr ring.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 2016-06-15 13:58:27 -07:00