Andrew Murray 3337cb5aea arm64: avoid using hard-coded registers for LSE atomics
Now that we have removed the out-of-line ll/sc atomics we can give
the compiler the freedom to choose its own register allocation.

Remove the hard-coded use of x30.

Signed-off-by: Andrew Murray <andrew.murray@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
2019-08-29 15:53:48 +01:00
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