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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
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
noreplacement Don't replace instructions with more appropriate ones