On Sat, Jun 25, 2016 at 9:09 AM, Eric Dumazet <eric.duma...@gmail.com> wrote: > From: Eric Dumazet <eduma...@google.com> > > Some arches have virtually mapped kernel stacks, or will soon have. > > tcp_md5_hash_header() uses an automatic variable to copy tcp header > before mangling th->check and calling crypto function, which might > be problematic on such arches. > > So use percpu storage as we already do for the pseudo header, > and reduce number of crypto functions calls, as these headers > are ridiculously small.
Thanks! Should this go in via net-next or -tip? --Andy
