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| author |   Roland Dreier <rdreier@cisco.com> | 2009-03-30 08:31:05 -0700 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2009-03-30 08:31:05 -0700 |
| commit | e1d60ec6699f19b760df8261e922ae236ea7bb31 (patch) | |
| tree | 6a28185f550d78bf36cf5b7e7d411f204d0a2ad1 /kernel/trace/trace_power.c | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 (diff) | |
| download | wireguard-linux-e1d60ec6699f19b760df8261e922ae236ea7bb31.tar.xz wireguard-linux-e1d60ec6699f19b760df8261e922ae236ea7bb31.zip | |
IB/mlx4: Use pgprot_writecombine() for BlueFlame pages
The PAT work on x86 has finally made pgprot_writecombine() a usable API
for modular drivers. As the comment indicates, this is exactly what we
want to use in mlx4_ib to map BlueFlame pages up to userspace, since
using WC for these pages improves small message latency significantly.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'kernel/trace/trace_power.c')
0 files changed, 0 insertions, 0 deletions