Clear all of the VFP state in fill_fpregs().
ClosedPublic
Actions

Authored by jhb on Sep 12 2018, 9:56 PM.

Tags

None

Referenced Files

	Unknown Object (File)
	Tue, Sep 29, 12:35 PM

	Unknown Object (File)
	Sun, Sep 27, 11:24 PM

	Unknown Object (File)
	Sun, Sep 27, 11:22 PM

	Unknown Object (File)
	Sun, Sep 27, 11:21 PM

	Unknown Object (File)
	Mon, Sep 21, 11:44 PM

	Unknown Object (File)
	Sun, Sep 20, 11:46 PM

	Unknown Object (File)
	Sat, Sep 19, 2:01 PM

	Unknown Object (File)
	Mon, Sep 14, 8:30 AM

View All Files

Subscribers

imp

Details

Reviewers

emaste
andrew
manu

Commits

rS338813: Clear all of the VFP state in fill_fpregs().

Summary

Zero the entire FP register set structure returned for ptrace() if a
thread hasn't used FP registers rather than leaking garbage in the
fp_sr and fp_cr fields.

Diff Detail

Lint

Lint Skipped

Unit

Tests Skipped

Build Status

Buildable 19554
Build 19140: arc lint + arc unit

Event Timeline

jhb created this revision.Sep 12 2018, 9:56 PM

Herald added a reviewer: manu. · View Herald TranscriptSep 12 2018, 9:56 PM

Harbormaster completed remote builds in B19554: Diff 47970.Sep 12 2018, 9:56 PM

andrew accepted this revision.Sep 13 2018, 8:37 PM

This revision is now accepted and ready to land.Sep 13 2018, 8:37 PM

emaste accepted this revision.Sep 13 2018, 8:42 PM

Closed by commit rS338813: Clear all of the VFP state in fill_fpregs(). (authored by jhb). · Explain WhySep 19 2018, 10:54 PM

This revision was automatically updated to reflect the committed changes.

Herald added a subscriber: imp. · View Herald TranscriptSep 19 2018, 10:54 PM

Revision Contents
Changeset List

Path

Size

sys/

arm64/

machdep.c

2 lines

Diff 47970

View Options

Clear all of the VFP state in fill_fpregs().ClosedPublicActions