Re: [PATCH v4 00/14] Add support for suppressing warning backtraces
Kees Cook <[email protected]>
| Newsgroups | gmane.linux.ports.ppc64.devel,gmane.comp.video.dri.devel,gmane.linux.kernel.cross-arch,gmane.linux.ports.arm.kernel,gmane.linux.documentation,gmane.linux.kernel,gmane.linux.ports.parisc,gmane.linux.ports.riscv,gmane.linux.ports.sh.devel |
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| Message-ID | <202503131016.5DCEAEC945@keescook> |
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