arm64: Bug fix in stack alignment exception

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commit 3906c2b53c upstream.

The value of ESR has been stored into x1, and should be directly pass to
do_sp_pc_abort function, "MOV x1, x25" is an extra operation and do_sp_pc_abort
will get the wrong value of ESR.

Signed-off-by: ChiaHao <andy.jhshiu@gmail.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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ChiaHao 2014-06-12 15:32:33 +01:00 • committed by Greg Kroah-Hartman

parent 62d579a89a

commit d3ec86e1b4

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arch/arm64/kernel/entry.S

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