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Verify that each frame pointer lies within the thread's kstack.

Description

Verify that each frame pointer lies within the thread's kstack.

Previously, this check was omitted for the first frame pointer.

Reported by: pho
Reviewed by: kib
MFC after: 2 weeks
Differential Revision: https://reviews.freebsd.org/D16572

Details

Provenance
markjAuthored on
Reviewer
kib
Differential Revision
D16572: Tighten checks in the x86 stack unwinder.
Parents
rS337229: Reduce taskq and context-switch cost of zio pipe
Branches
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Tags
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