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x86/unwind: an unwinder fix and debugging improvement

Josh Poimboeuf lkml 1 version New

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  1. v1 Latest2 patches 0 repliesNew

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/2x86/unwind: adjust last frame check for aligned function stacksarch/x86/kernel/unwind_frame.c+8 -10 replies
2/2x86/unwind: dump stack data on warningsarch/x86/include/asm/unwind.h arch/x86/kernel/unwind_frame.c+39 -10 replies

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Cover letter [PATCH urgent 0/2] x86/unwind: an unwinder fix and debugging improvement

Patch 1 is a fix for an unwinder issue found by Boris. Patch 2 is a debugging improvement which helped diagnose the problem.

Patch 1 needs to go into tip/urgent for 4.10. I'd argue that patch 2 should also go into urgent because it only affects the error path and it makes the new unwinder warnings much more useful.

Josh Poimboeuf (2):
x86/unwind: adjust last frame check for aligned function stacks x86/unwind: dump stack data on warnings

 arch/x86/include/asm/unwind.h  |  2 +-
 arch/x86/kernel/unwind_frame.c | 47 +++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 47 insertions(+), 2 deletions(-)
Signature · 1 line
2.7.4