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e19d6763cc
Even if skb is marked for zero copy, net core might still decide to copy it later which is somewhat slower than a copy in user context: besides copying the data we need to pin/unpin the pages. Add a parameter reporting such cases through zero copy callback: if this happens a lot, device can take this into account and switch to copying in user context. This patch updates all users but ignores the passed value for now: it will be used by follow-up patches. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> |
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Kconfig | ||
Kconfig.tcm | ||
Makefile | ||
net.c | ||
tcm_vhost.c | ||
tcm_vhost.h | ||
test.c | ||
test.h | ||
vhost.c | ||
vhost.h |