tree 5333fa3e3322528e3d8e5074d41ffc7f538f6768
parent 562ca1e32a9c2514551559691db809606502a15a
author Lennert Buytenhek <buytenh@wantstofly.org> 1151445378 +0100
committer Russell King <rmk+kernel@arm.linux.org.uk> 1151513699 +0100

[ARM] 3664/1: crunch: add signal frame save/restore

Patch from Lennert Buytenhek

This patch makes the kernel save Crunch state in userland signal frames,
so that any userland signal handler can safely use the Crunch coprocessor
without corrupting the Crunch state of the code it preempted.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>