Use pmap_quick* in arm64 busdma
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Authored by jah on Oct 11 2015, 9:34 PM.

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emaste
andrew

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rS289717: Use pmap_quick* functions in arm64 busdma to make bounce buffer…

Summary

Use pmap_quick* functions to make bounce buffer synchronization more flexible and avoid borrowing UVAs for userspace buffers. This is identical to r286785 and 286787 for x86/busdma_bounce.c

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rS FreeBSD src repository - subversion

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jah updated this revision to Diff 9321.Oct 11 2015, 9:34 PM

jah retitled this revision from to Use pmap_quick* in arm64 busdma.

jah updated this object.

jah edited the test plan for this revision. (Show Details)

Herald added subscribers: emaste, andrew, imp. · View Herald TranscriptOct 11 2015, 9:34 PM

jah added reviewers: andrew, emaste.Oct 11 2015, 9:35 PM

Port unmapped bounce buffer alignment fix from x86

emaste added a subscriber: arm64.Oct 13 2015, 3:25 PM

Closed by commit rS289717: Use pmap_quick* functions in arm64 busdma to make bounce buffer… (authored by jah). · Explain WhyOct 21 2015, 7:44 PM

This revision was automatically updated to reflect the committed changes.

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head/

sys/

arm64/

busdma_bounce.c

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head/sys/arm64/arm64/busdma_bounce.c

Use pmap_quick* in arm64 busdmaClosedPublicActions