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mmc: bounce requests for simple hosts
authorPierre Ossman <drzeus@drzeus.cx>
Fri, 11 May 2007 22:26:16 +0000 (00:26 +0200)
committerPierre Ossman <drzeus@drzeus.cx>
Mon, 9 Jul 2007 19:22:53 +0000 (21:22 +0200)
Some hosts cannot do scatter/gather in hardware. Since not doing sg
is such a big performance hit, we (optionally) bounce the requests
to a simple linear buffer that we hand over to the driver.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

No differences found
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