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/freebsd-11-stable/sys/arm64/include/
H A Darmreg.hdiff 297536 Mon Apr 04 05:16:05 MDT 2016 wma arm64: bzero optimization

This optimization attempts to utylize as wide as possible register store instructions to zero large buffers.
The implementation, if possible, will use 'dc zva' to zero buffer by cache lines.

Speedup: 60x faster memory zeroing

Submitted by: Dominik Ermel <der@semihalf.com>
Obtained from: Semihalf
Sponsored by: Cavium
Reviewed by: kib
Differential Revision: https://reviews.freebsd.org/D5726
/freebsd-11-stable/sys/arm64/arm64/
H A Dmachdep.cdiff 297536 Mon Apr 04 05:16:05 MDT 2016 wma arm64: bzero optimization

This optimization attempts to utylize as wide as possible register store instructions to zero large buffers.
The implementation, if possible, will use 'dc zva' to zero buffer by cache lines.

Speedup: 60x faster memory zeroing

Submitted by: Dominik Ermel <der@semihalf.com>
Obtained from: Semihalf
Sponsored by: Cavium
Reviewed by: kib
Differential Revision: https://reviews.freebsd.org/D5726
/freebsd-11-stable/sys/conf/
H A Dfiles.arm64diff 297536 Mon Apr 04 05:16:05 MDT 2016 wma arm64: bzero optimization

This optimization attempts to utylize as wide as possible register store instructions to zero large buffers.
The implementation, if possible, will use 'dc zva' to zero buffer by cache lines.

Speedup: 60x faster memory zeroing

Submitted by: Dominik Ermel <der@semihalf.com>
Obtained from: Semihalf
Sponsored by: Cavium
Reviewed by: kib
Differential Revision: https://reviews.freebsd.org/D5726

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