Set PTE_U in pmap_enter_quick_locked().
ClosedPublic
Actions

Authored by markj on Jan 2 2019, 6:17 PM.

Tags

None

Referenced Files

	Unknown Object (File)
	Wed, Dec 31, 9:50 AM

	Unknown Object (File)
	Wed, Dec 24, 4:19 AM

	Unknown Object (File)
	Nov 21 2025, 2:22 AM

	Unknown Object (File)
	Nov 21 2025, 2:21 AM

	Unknown Object (File)
	Nov 21 2025, 2:19 AM

	Unknown Object (File)
	Nov 21 2025, 2:15 AM

	Unknown Object (File)
	Nov 20 2025, 4:48 AM

	Unknown Object (File)
	Oct 26 2025, 6:02 PM

View All 76 Files

Subscribers

imp

Details

Reviewers

kib
alc
jhb
br
mhorne063_gmail.com

Commits

rS342733: Set PTE_U on PTEs created by pmap_enter_quick().

Summary

Otherwise any prefaulting that we do is basically wasted, since a
subsequent access will generate a fault due to missing user mode access
permissions.

Diff Detail

Repository

rS FreeBSD src repository - subversion

Lint

Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

markj created this revision.Jan 2 2019, 6:17 PM

Harbormaster completed remote builds in B21807: Diff 52486.Jan 2 2019, 6:17 PM

markj added reviewers: kib, alc, jhb, br, mhorne063_gmail.com.Jan 2 2019, 6:24 PM

kib accepted this revision.Jan 2 2019, 10:13 PM

This revision is now accepted and ready to land.Jan 2 2019, 10:13 PM

jhb accepted this revision.Jan 2 2019, 11:51 PM

Closed by commit rS342733: Set PTE_U on PTEs created by pmap_enter_quick(). (authored by markj). · Explain WhyJan 3 2019, 4:19 PM

This revision was automatically updated to reflect the committed changes.

Herald added a subscriber: imp. · View Herald TranscriptJan 3 2019, 4:19 PM

Revision Contents
Changeset List

Path

Size

head/

sys/

riscv/

pmap.c

21 lines

Diff 52509

View Options

head/sys/riscv/riscv/pmap.c

Set PTE_U in pmap_enter_quick_locked().ClosedPublicActions