[v4] This patch updates AVX512 support for xbzrle

[PATCH v4 0/2] This patch updates AVX512 support for xbzrle

ling xu posted 2 patches 1 year, 8 months ago

Diff against v5 v6
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Patches applied successfully (tree, apply log)
git fetch https://github.com/patchew-project/qemu tags/patchew/20220809083249.1646952-1-ling1.xu@intel.com

Maintainers: Juan Quintela <quintela@redhat.com>, "Dr. David Alan Gilbert" <dgilbert@redhat.com>

There is a newer version of this series

meson.build              |  16 ++
meson_options.txt        |   2 +
migration/ram.c          |  42 +++-
migration/xbzrle.c       | 181 ++++++++++++++++
migration/xbzrle.h       |   4 +
tests/unit/test-xbzrle.c | 458 ++++++++++++++++++++++++++++++++++++++-
6 files changed, 699 insertions(+), 4 deletions(-)

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[PATCH v4 0/2] This patch updates AVX512 support for xbzrle

Posted by ling xu 1 year, 8 months ago

This patch updates code of AVX512 support for xbzrle_encode_buffer
fucntion to accelerate xbzrle encoding speed.

The runtime check code is kept in meson.build and meson_options.txt
without modifying.

The updated AVX512 algorithm is provided in ram.c, xbzrle.c and
xbzrle.h.

The test code is updated in test-xbzrle.c.
 

Signed-off-by: ling xu <ling1.xu@intel.com>
Co-authored-by: Zhou Zhao <zhou.zhao@intel.com> 
Co-authored-by: Jun Jin <jun.i.jin@intel.com>

ling xu (2):
  Update AVX512 support for xbzrle_encode_buffer function
  Update test code of AVX512 support for xbzrle_encode

 meson.build              |  16 ++
 meson_options.txt        |   2 +
 migration/ram.c          |  42 +++-
 migration/xbzrle.c       | 181 ++++++++++++++++
 migration/xbzrle.h       |   4 +
 tests/unit/test-xbzrle.c | 458 ++++++++++++++++++++++++++++++++++++++-
 6 files changed, 699 insertions(+), 4 deletions(-)

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2.25.1