Re: sendfile from 9p fs into af_alg

From: Al Viro
Date: Tue Nov 22 2016 - 23:46:32 EST

On Tue, Nov 22, 2016 at 07:58:29PM -0800, Alexei Starovoitov wrote:
> Hi Al,
> it seems the following commit 523ac9afc73a ("switch default_file_splice_read() to use of pipe-backed iov_iter")
> breaks sendfile from 9p fs into af_alg socket.
> sendfile into af_alg is used by iproute2/tc.
> I'm not sure whether it's 9p or crypto or vfs problem, but happy to test any patches.

Could you try -rc6 (or anything that contains 680bb946a1ae04, for that