From: ling xu <ling1.xu@intel.com>
To: qemu-devel@nongnu.org
Cc: quintela@redhat.com, dgilbert@redhat.com, ling xu <ling1.xu@intel.com>
Subject: [PATCH v2 0/2] This patch adds runtime check of AVX512
Date: Fri, 5 Aug 2022 12:25:06 +0800 [thread overview]
Message-ID: <20220805042508.1196041-1-ling1.xu@intel.com> (raw)
This patch adds runtime check of AVX512 on running machine and update
avx512 support for xbzrle_encode_buffer function to accelerate xbzrle
encoding speed.
The runtime check is added in meson.build and meson_options.txt.
The updated AVX512 algorithm is provided in ram.c, xbzrle.h and
xbzrle.c.
The test code is provided in test-xbzrle.c.
Previous discussion is refered below:
https://lore.kernel.org/all/YtlshIteVijWePbd@redhat.com/
ling xu (2):
Update AVX512 support for xbzrle_encode_buffer function
Test code for AVX512 support for xbzrle_encode_buffer function
meson.build | 211 +++++++++++++++++++++++++++
meson_options.txt | 28 ++++
migration/ram.c | 41 ++++++
migration/xbzrle.c | 181 +++++++++++++++++++++++
migration/xbzrle.h | 4 +
tests/unit/test-xbzrle.c | 307 ++++++++++++++++++++++++++++++++++++---
6 files changed, 755 insertions(+), 17 deletions(-)
--
2.25.1
next reply other threads:[~2022-08-05 4:26 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-05 4:25 ling xu [this message]
2022-08-05 4:25 ` [PATCH v2 1/2] Update AVX512 support for xbzrle_encode_buffer function ling xu
2022-08-05 8:32 ` Daniel P. Berrangé
2022-08-05 8:37 ` Zhao, Zhou
2022-08-05 9:54 ` Daniel P. Berrangé
2022-08-05 4:25 ` [PATCH v2 2/2] Test code for " ling xu
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