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[AVR32] Fix incorrect invalidation of shared cachelines
authorDavid Brownell <dbrownell@users.sourceforge.net>
Sun, 28 Jan 2007 20:56:42 +0000 (12:56 -0800)
committerHaavard Skinnemoen <hskinnemoen@atmel.com>
Fri, 9 Feb 2007 14:01:57 +0000 (15:01 +0100)
Fix bug in dma_map_single(..., DMA_FROM_DEVICE) caused by incorrect
invalidation of shared cachelines at the beginning and/or end of
the specified buffer.  Those shared cachelines need to be flushed,
since they may hold valid data (which must not be discarded).

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>

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