Max Filippov d1b6ba82a5 xtensa: fix a6 and a7 handling in fast_syscall_xtensa
Remove restoring a6 on some return paths and instead modify and restore
it in a single place, using symbolic name.
Correctly restore a7 from PT_AREG7 in case of illegal a6 value.

Cc: stable@vger.kernel.org
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2014-08-14 11:59:31 +04:00
..
2014-08-14 11:59:25 +04:00