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(parent: a9514dc) | patch
powerpc: Clear RI and EE at the same time in system call exit
authorAnton Blanchard <anton@samba.org>
Tue, 29 May 2012 12:22:00 +0000 (12:22 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 3 Jul 2012 04:14:43 +0000 (14:14 +1000)
commitac1dc36558da25934f83a2871b9e70239a987351
tree155d119bd3534b9f324e02a0454d0fbba58d6a88tree | snapshot
parenta9514dc69d5c4f5d6d9e4b8eed40172abd150c61commit | diff
powerpc: Clear RI and EE at the same time in system call exit

mtmsrd is an expensive instruction, we save a few cycles by
doing it once instead of twice.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/kernel/entry_64.S diff | blob | history
Domain: System / Kernel;