arch/tile: disable GX prefetcher during cache flush
authorChris Metcalf <cmetcalf@tilera.com>
Mon, 2 May 2011 19:54:32 +0000 (15:54 -0400)
committerChris Metcalf <cmetcalf@tilera.com>
Wed, 4 May 2011 18:40:46 +0000 (14:40 -0400)
Otherwise, it's possible to end up with the prefetcher pulling
data into cache that the code believes has been flushed.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>

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