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2013-03-15all: import netsniff-ng 0.5.8-rc0 sourceDaniel Borkmann1-0/+49
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authorChris Wilson <chris@chris-wilson.co.uk>2016-08-19 16:54:28 +0100
committerChris Wilson <chris@chris-wilson.co.uk>2016-08-19 17:13:36 +0100
commitc58305af1835095ddc25ee6f548ac05915e66ac5 (patch)
treec397de7bd3efb5dc92ba0feab1a5e0be2b325caa
parentf7bbe7883c3f119714fd09a8ceaac8075ba04dfe (diff)
drm/i915: Use remap_io_mapping() to prefault all PTE in a single pass
Very old numbers indicate this is a 66% improvement when remapping the entire object for fence contention - due to the elimination of track_pfn_insert and its strcmp. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Testcase: igt/gem_fence_upload/performance Testcase: igt/gem_mmap_gtt Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20160819155428.1670-6-chris@chris-wilson.co.uk
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