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authorLinas Vepstas <linas@austin.ibm.com>2006-12-13 22:06:59 +0100
committerJeff Garzik <jeff@garzik.org>2007-02-05 22:58:43 +0100
commitd4ed8f8d1fb7d59eb63d2eada9a32c2f8c3795e2 (patch)
tree5deb53b975439ce61e40bee57259c2d113df598a /crypto/sha512.c
parentchelsio: tabulate the update of the statistic counters (diff)
downloadlinux-d4ed8f8d1fb7d59eb63d2eada9a32c2f8c3795e2.tar.xz
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Spidernet DMA coalescing
The current driver code performs 512 DMA mappings of a bunch of 32-byte ring descriptor structures. This is silly, as they are all in contiguous memory. This patch changes the code to dma_map_coherent() each rx/tx ring as a whole. Signed-off-by: Linas Vepstas <linas@austin.ibm.com> Cc: James K Lewis <jklewis@us.ibm.com> Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'crypto/sha512.c')
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