CXGBE: implement prefetch on non-Intel architectures
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Authored by mst_semihalf.com on Feb 20 2018, 5:56 PM.

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mw
wma
pdk_semihalf.com
imp
jhibbits

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rS329701: CXGBE: implement prefetch on non-Intel architectures

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rS FreeBSD src repository - subversion

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mst_semihalf.com created this revision.Feb 20 2018, 5:56 PM

Herald added a subscriber: ae. · View Herald TranscriptFeb 20 2018, 5:56 PM

I wonder what __builtin_prefetch does on i386/amd64. It may be possible to use it unconditionally, and not just for !(i386|amd64).

This revision is now accepted and ready to land.Feb 20 2018, 6:33 PM

pdk_semihalf.com accepted this revision.Feb 20 2018, 6:42 PM

Closed by commit rS329701: CXGBE: implement prefetch on non-Intel architectures (authored by wma). · Explain WhyFeb 21 2018, 8:06 AM

This revision was automatically updated to reflect the committed changes.

@jeff ran into an issue with builtin prefetch and clang. It seems like we need to figure out a universal prefetch as it occurs in multiple drivers and elsewhere @kmacy

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head/

sys/

dev/

cxgbe/

adapter.h

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head/sys/dev/cxgbe/adapter.h

CXGBE: implement prefetch on non-Intel architecturesClosedPublicActions