ARM: l2c: only write the auxiliary control register if required

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Avoid unnecessary writes to the auxiliary control register if the
register already contains the required value.  This allows us to
avoid invoking the platforms secure monitor code unnecessarily.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

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Russell King 2014-03-17 20:10:31 +00:00

parent 17f3f99fab

commit 9a07f27bc5

1 changed files with 3 additions and 1 deletions

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arch/arm/mm/cache-l2x0.c

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