diff options
-rw-r--r-- | Documentation/x86_64/boot-options.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/x86_64/boot-options.txt b/Documentation/x86_64/boot-options.txt index 6da24e7a56cb..4303e0c12476 100644 --- a/Documentation/x86_64/boot-options.txt +++ b/Documentation/x86_64/boot-options.txt | |||
@@ -245,6 +245,13 @@ Debugging | |||
245 | newfallback: use new unwinder but fall back to old if it gets | 245 | newfallback: use new unwinder but fall back to old if it gets |
246 | stuck (default) | 246 | stuck (default) |
247 | 247 | ||
248 | call_trace=[old|both|newfallback|new] | ||
249 | old: use old inexact backtracer | ||
250 | new: use new exact dwarf2 unwinder | ||
251 | both: print entries from both | ||
252 | newfallback: use new unwinder but fall back to old if it gets | ||
253 | stuck (default) | ||
254 | |||
248 | Misc | 255 | Misc |
249 | 256 | ||
250 | noreplacement Don't replace instructions with more appropriate ones | 257 | noreplacement Don't replace instructions with more appropriate ones |