virtio: clarify NO_NOTIFY flag usage
commit426e3e0af5d2473e67d4256fc1340b7faebd1cc7
authorRusty Russell <rusty@rustcorp.com.au>
Tue, 5 Feb 2008 04:49:59 +0000 (4 23:49 -0500)
committerRusty Russell <rusty@rustcorp.com.au>
Mon, 4 Feb 2008 12:50:00 +0000 (4 23:50 +1100)
tree29912e63889e45307f41ef08116ecd895b17e21c
parent3309daaad724dd08eb598bf9c12b7bb9daddd706
virtio: clarify NO_NOTIFY flag usage

The other side (host) can set the NO_NOTIFY flag as an optimization,
to say "no need to kick me when you add things".  Make it clear that
this is advisory only; especially that we should always notify when
the ring is full.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Documentation/lguest/lguest.c
drivers/virtio/virtio_ring.c
include/linux/virtio_ring.h