Re: [PATCH v4 00/14] Add support for suppressing warning backtraces
From: Kees Cook
Date: Thu Mar 13 2025 - 13:19:58 EST
On Thu, Mar 13, 2025 at 11:43:15AM +0000, Alessandro Carminati wrote:
> Some unit tests intentionally trigger warning backtraces by passing bad
> parameters to kernel API functions. Such unit tests typically check the
> return value from such calls, not the existence of the warning backtrace.
Thanks for picking this series back up! I honestly thought this had
already landed. :)
> With CONFIG_KUNIT enabled, image size increase with this series applied is
> approximately 1%. The image size increase (and with it the functionality
> introduced by this series) can be avoided by disabling
> CONFIG_KUNIT_SUPPRESS_BACKTRACE.
Yeah, as with my prior review, I'm a fan of this. It makes a bunch of my
very noisy tests much easier to deal with.
-Kees
--
Kees Cook