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Differential D59476

arm64: busdma_bounce: Only use bufzone if it can meet requested alignment
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Authored by sarah.walker2_arm.com on Sep 7 2026, 8:46 AM.
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imp
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andrew
manu
Commits
rGb60c5233770c: arm64: busdma_bounce: Only use bufzone if it can meet requested alignment
Summary

Sponsored-by: Arm Ltd

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rG FreeBSD src repository
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Tests Not Applicable

Event Timeline

sarah.walker2_arm.com created this revision.Sep 7 2026, 8:46 AM
Herald added a reviewer: andrew. · View Herald TranscriptSep 7 2026, 8:46 AM
Herald added a reviewer: andrew. · View Herald Transcript
Herald added a reviewer: manu. · View Herald Transcript
Herald added subscribers: emaste, imp. · View Herald Transcript
sarah.walker2_arm.com requested review of this revision.Sep 7 2026, 8:46 AM
Harbormaster completed remote builds in B76625: Diff 186118.Sep 7 2026, 8:46 AM
sarah.walker2_arm.com mentioned this in D56599: arm64: VM/PMAP changes for CCA guest support.Sep 7 2026, 8:47 AM
alc added a subscriber: alc.Sep 8 2026, 4:36 PM

Yes, this will work. I will actually test it later today.

alc added a comment.Sep 9 2026, 6:24 AM

Tested. It works.

andrew accepted this revision.Sep 9 2026, 2:08 PM
This revision is now accepted and ready to land.Sep 9 2026, 2:08 PM
Closed by commit rGb60c5233770c: arm64: busdma_bounce: Only use bufzone if it can meet requested alignment (authored by sarah.walker2_arm.com, committed by andrew). · Explain WhySep 9 2026, 2:24 PM
This revision was automatically updated to reflect the committed changes.
andrew added a commit: rGb60c5233770c: arm64: busdma_bounce: Only use bufzone if it can meet requested alignment.
luke.hamburg_gmail.com added a subscriber: luke.hamburg_gmail.com.Thu, Sep 10, 4:39 PM
jtranoleary_google.com mentioned this in D60384: gve: align dma buffers to requested boundary.Mon, Oct 5, 10:09 PM

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sys/
arm64/
arm64/
2 lines

Diff 186270

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sys/arm64/arm64/busdma_bounce.c

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