tree a29a6a43d3ae01253fe706a7dcd594afee388605
parent 45ec8860be2f681b2e3e521a3fb4554ec29fbaac
author Max Filippov <jcmvbkbc@gmail.com> 1390363483 +0400
committer Max Filippov <jcmvbkbc@gmail.com> 1390677609 +0400

xtensa: introduce spill_registers_kernel macro

Most in-kernel users want registers spilled on the kernel stack and
don't require PS.EXCM to be set. That means that they don't need fixup
routine and could reuse regular window overflow mechanism for that,
which makes spill routine very simple.

Cc: stable@vger.kernel.org
Suggested-by: Chris Zankel <chris@zankel.net>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>