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powerpc: No need to preserve count register across system call
author
Anton Blanchard
<anton@samba.org>
Wed, 4 Apr 2012 18:26:39 +0000
(18:26 +0000)
committer
Benjamin Herrenschmidt
<benh@kernel.crashing.org>
Mon, 30 Apr 2012 05:35:10 +0000
(15:35 +1000)
The count register is volatile so we don't need to preserve it.
Store zero to the entry in the exception frame.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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git.openpandora.org / pandora-kernel.git / commitdiff