e1d60ec669
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> |
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