ptr_ring: document usage around __ptr_ring_peek

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This explains why is the net usage of __ptr_ring_peek
actually ok without locks.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Michael S. Tsirkin 2018-01-10 16:03:05 +02:00 • committed by David S. Miller

parent d542296a4d

commit 66940f35d5

1 changed files with 10 additions and 4 deletions

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include/linux/ptr_ring.h

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