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authorPete Wyckoff <pw@osc.edu>2008-01-01 10:23:02 -0500
committerJens Axboe <jens.axboe@oracle.com>2008-01-28 10:04:46 +0100
commit482eb689169948e9f4966fbae6be4d6bc0bfa818 (patch)
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parent6da127ad0918f93ea93678dad62ce15ffed18797 (diff)
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block: allow queue dma_alignment of zero
Let queue_dma_alignment return 0 if it was specifically set to 0. This permits devices with no particular alignment restrictions to use arbitrary user space buffers without copying. Signed-off-by: Pete Wyckoff <pw@osc.edu> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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