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Differential D18732

Fix PTE_D handling in pmap_remove_write().
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Authored by markj on Jan 3 2019, 7:56 PM.
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Reviewers
alc
kib
jhb
br
mhorne063_gmail.com
Commits
rS342765: Fix dirty bit handling in pmap_remove_write().
Summary

Use atomic_fcmpset while here.

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rS FreeBSD src repository - subversion
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Event Timeline

markj created this revision.Jan 3 2019, 7:56 PM
Harbormaster completed remote builds in B21821: Diff 52519.Jan 3 2019, 7:56 PM
markj edited the summary of this revision. (Show Details)Jan 3 2019, 8:10 PM
markj added reviewers: alc, kib, jhb, br, mhorne063_gmail.com.
kib accepted this revision.Jan 3 2019, 9:09 PM

You could update x86 pmaps to use fcmpset as well.

This revision is now accepted and ready to land.Jan 3 2019, 9:09 PM
jhb accepted this revision.Jan 3 2019, 9:28 PM
Closed by commit rS342765: Fix dirty bit handling in pmap_remove_write(). (authored by markj). · Explain WhyJan 4 2019, 5:10 PM
This revision was automatically updated to reflect the committed changes.
Herald added a subscriber: imp. · View Herald TranscriptJan 4 2019, 5:10 PM

Revision Contents
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PathSize
head/
sys/
riscv/
riscv/
10 lines

Diff 52557

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head/sys/riscv/riscv/pmap.c

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