pmap_l1() won't return a NULL pointer.
ClosedPublic
Actions

Authored by markj on Dec 14 2018, 8:07 PM.

Tags

None

Referenced Files

	Unknown Object (File)
	Thu, Jan 15, 5:44 PM

	Unknown Object (File)
	Thu, Jan 15, 5:29 PM

	Unknown Object (File)
	Wed, Jan 7, 4:34 PM

	Unknown Object (File)
	Tue, Jan 6, 10:16 AM

	Unknown Object (File)
	Sun, Dec 28, 3:25 AM

	Unknown Object (File)
	Nov 26 2025, 1:41 PM

	Unknown Object (File)
	Nov 22 2025, 5:24 PM

	Unknown Object (File)
	Nov 20 2025, 8:14 PM

View All 79 Files

Subscribers

imp

Details

Reviewers

jhb
br

Commits

rS342098: Assume that pmap_l1() will return a PTE.

Summary

We allocate the L1 page during pmap initialization, so don't bother
checking for a NULL L1 entry during lookups.

Diff Detail

Repository

rS FreeBSD src repository - subversion

Lint

Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

markj created this revision.Dec 14 2018, 8:07 PM

Harbormaster completed remote builds in B21576: Diff 52023.Dec 14 2018, 8:07 PM

markj added reviewers: jhb, br.Dec 14 2018, 8:08 PM

jhb accepted this revision.Dec 14 2018, 8:28 PM

This revision is now accepted and ready to land.Dec 14 2018, 8:28 PM

Closed by commit rS342098: Assume that pmap_l1() will return a PTE. (authored by markj). · Explain WhyDec 14 2018, 9:03 PM

This revision was automatically updated to reflect the committed changes.

Herald added a subscriber: imp. · View Herald TranscriptDec 14 2018, 9:03 PM

Revision Contents
Changeset List

Path

Size

head/

sys/

riscv/

pmap.c

2 lines

Diff 52027

View Options

head/sys/riscv/riscv/pmap.c

pmap_l1() won't return a NULL pointer.ClosedPublicActions