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由 Rabin Vincent 提交于
On ARMv7, the use of the cp15 operations for barriers is deprecated in favour of the isb, dsb, and dmb instructions. Change the locking functions to use the appropriate type of dsb for the architecture being built for. Signed-off-by: NRabin Vincent <rabin@rab.in> Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
c5113b61