Paul Burton 639200f6a0 MIPS: Ensure cache ops complete in mips_cache_reset
Ensure that cache operations complete before returning from
mips_cache_reset by placing a completion barrier (sync instruction)
before the return. Without this there is no guarantee that the cache ops
will complete before any subsequent memory accesses, since they are
indexed cache ops & thus not implicitly ordered with memory accesses.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
2016-09-21 15:04:04 +02:00
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2016-09-21 15:04:04 +02:00