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[PATCH] Document backtracer selection options

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Signed-off-by: Andi Kleen <ak@suse.de>
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Andi Kleen 2006-09-26 10:52:28 +02:00 committed by Andi Kleen
parent 31679f38d8
commit 538b5b419c
1 changed files with 7 additions and 0 deletions
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7
Documentation/x86_64/boot-options.txt
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@ -245,6 +245,13 @@ Debugging
newfallback: use new unwinder but fall back to old if it gets newfallback: use new unwinder but fall back to old if it gets
stuck (default) stuck (default)
call_trace=[old|both|newfallback|new]
old: use old inexact backtracer
new: use new exact dwarf2 unwinder
both: print entries from both
newfallback: use new unwinder but fall back to old if it gets
stuck (default)
Misc Misc
noreplacement Don't replace instructions with more appropriate ones noreplacement Don't replace instructions with more appropriate ones