x86/unwind/orc: Add 'unwind_debug' cmdline option

Browse source

Sometimes the one-line ORC unwinder warnings aren't very helpful.  Add a
new 'unwind_debug' cmdline option which will dump the full stack
contents of the current task when an error condition is encountered.

Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Link: https://lore.kernel.org/r/6afb9e48a05fd2046bfad47e69b061b43dfd0e0e.1681331449.git.jpoimboe@kernel.org
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>

...

This commit is contained in:

Josh Poimboeuf 2023-04-12 13:31:05 -07:00 • committed by Josh Poimboeuf

parent dc1d05536f

commit 89da5a69a8

2 changed files with 54 additions and 1 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

6

Documentation/admin-guide/kernel-parameters.txt

View file

49

arch/x86/kernel/unwind_orc.c

View file