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Differential D48716

riscv vmm: fix remote fence
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Authored by br on Jan 29 2025, 4:21 PM.
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Reviewers
jrtc27
markj
Commits
rG1fdb01ec5fdd: riscv vmm: fix remote fence.
Summary

From the spec:

The remote fence function acts as a full TLB flush if
• start_addr and size are both 0
• size is equal to 2^XLEN-1

Test Plan

Tested with Linux guest

Diff Detail

Repository
rG FreeBSD src repository
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Lint Not Applicable
Unit
Tests Not Applicable

Event Timeline

br created this revision.Jan 29 2025, 4:21 PM
Herald added a subscriber: riscv. · View Herald TranscriptJan 29 2025, 4:21 PM
br requested review of this revision.Jan 29 2025, 4:21 PM
This revision was not accepted when it landed; it landed in state Needs Review.Feb 3 2025, 11:53 AM
Closed by commit rG1fdb01ec5fdd: riscv vmm: fix remote fence. (authored by br). · Explain Why
This revision was automatically updated to reflect the committed changes.
br added a commit: rG1fdb01ec5fdd: riscv vmm: fix remote fence..
Herald added a subscriber: imp. · View Herald TranscriptFeb 3 2025, 11:53 AM

Revision Contents
Changeset List

PathSize
sys/
riscv/
vmm/
6 lines

Diff 150393

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sys/riscv/vmm/vmm_fence.c

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