tree 1fb586291a821fe00e7524a61b94ffec5975d403
parent 665cf634e6d56b6864ec0e6d6c15fd5e6b8ad7e2
author Dave Watson <davejwatson@fb.com> 1548886101 +0000
committer David S. Miller <davem@davemloft.net> 1549062307 -0800

net: tls: Set async_capable for tls zerocopy only if we see EINPROGRESS

Currently we don't zerocopy if the crypto framework async bit is set.
However some crypto algorithms (such as x86 AESNI) support async,
but in the context of sendmsg, will never run asynchronously.  Instead,
check for actual EINPROGRESS return code before assuming algorithm is
async.

Signed-off-by: Dave Watson <davejwatson@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>