ptr_ring: prevent queue load/store tearing

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In theory compiler could tear queue loads or stores in two. It does not
seem to be happening in practice but it seems easier to convert the
cases where this would be a problem to READ/WRITE_ONCE than worry about
it.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Michael S. Tsirkin 2018-01-26 01:36:38 +02:00 • committed by David S. Miller

parent f417dc2818

commit a07d29c672

1 changed files with 2 additions and 2 deletions

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include/linux/ptr_ring.h

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