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author | Sathya Perla <sathyap@serverengines.com> | 2010-06-29 00:11:17 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2010-06-30 20:26:42 (GMT) |
commit | f3eb62d2cc7da7bea4b394dd06f6bc738aa284e7 (patch) | |
tree | 2e98c0b346690eeca0ea6cad6f8f21a9e16af476 /drivers/macintosh/windfarm_pm112.c | |
parent | 7e307c7ad5340b226966da6e564ec7f717da3adb (diff) | |
download | linux-fsl-qoriq-f3eb62d2cc7da7bea4b394dd06f6bc738aa284e7.tar.xz |
be2net: memory barrier fixes on IBM p7 platform
The ibm p7 architecure seems to reorder memory accesses more
aggressively than previous ppc64 architectures. This requires memory
barriers to ensure that rx/tx doorbells are pressed only after
memory to be DMAed is written.
Signed-off-by: Sathya Perla <sathyap@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/macintosh/windfarm_pm112.c')
0 files changed, 0 insertions, 0 deletions