]> rtime.felk.cvut.cz Git - sojka/nv-tegra/linux-3.10.git/commit
projects / sojka / nv-tegra / linux-3.10.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 5297816) | patch
arm64: mm: optimize cache maint callback
authorSri Krishna chowdary <schowdary@nvidia.com>
Mon, 15 Dec 2014 18:40:01 +0000 (00:10 +0530)
committerSri Krishna Chowdary <schowdary@nvidia.com>
Tue, 23 Dec 2014 11:23:45 +0000 (03:23 -0800)
commit2323648acbcb9340373fa37abf3eba822ab4693f
tree3c28871e1f33e84a1df2081b80b0046f53ff91cctree | snapshot
parent52978160c369bc203f3e3934f6aee3d6d18b51d9commit | diff
arm64: mm: optimize cache maint callback

A single cache maintenance operation can suffice as all
pages are contiguous in virtual address space.

This optimization is feasible as highmem is not supported.

Change-Id: I78f0c6f78764adf4b1a07799a7f86941d187fb51
Signed-off-by: Sri Krishna chowdary <schowdary@nvidia.com>
Reviewed-on: http://git-master/r/663987
GVS: Gerrit_Virtual_Submit
Reviewed-by: Hiroshi Doyu <hdoyu@nvidia.com>
arch/arm64/mm/dma-mapping.c diff | blob | history