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[ARM] 3664/1: crunch: add signal frame save/restore
authorLennert Buytenhek <buytenh@wantstofly.org>
Tue, 27 Jun 2006 21:56:18 +0000 (22:56 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 28 Jun 2006 16:54:59 +0000 (17:54 +0100)
commit3bec6ded282b331552587267d67a06ed7fd95ddd
tree5333fa3e3322528e3d8e5074d41ffc7f538f6768tree | snapshot
parent562ca1e32a9c2514551559691db809606502a15acommit | diff
[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>
arch/arm/kernel/signal.c diff | blob | history
include/asm-arm/ucontext.h diff | blob | history
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