On Wed, 30 Aug 2023 at 15:55, Janusz Krzysztofik <janusz.krzysztofik@xxxxxxxxxxxxxxx> wrote: > > Now we have memory space available to a kunit test case log exposed via > debugfs limited to 2048 bytes, while some parametrized test cases, e.g., > drm_framebuffer.drm_test_framebuffer_create, need more. For this reason, > debugfs results from affected test cases get truncated silently, and > external tools that rely on parsing of debugfs results can fail. > > Increase kunit test case log size limit to 4096 bytes. > > Signed-off-by: Janusz Krzysztofik <janusz.krzysztofik@xxxxxxxxxxxxxxx> > --- There's a patch series we're hoping to take for 6.7 which allows the log to grow to fit whatever's written into it, which should make this patch obsolete: https://lore.kernel.org/linux-kselftest/20230828104111.2394344-1-rf@xxxxxxxxxxxxxxxxxxxxx/T/ Would that work for you? -- David > include/kunit/test.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/include/kunit/test.h b/include/kunit/test.h > index d33114097d0d0..d20eb1884edfa 100644 > --- a/include/kunit/test.h > +++ b/include/kunit/test.h > @@ -34,7 +34,7 @@ DECLARE_STATIC_KEY_FALSE(kunit_running); > struct kunit; > > /* Size of log associated with test. */ > -#define KUNIT_LOG_SIZE 2048 > +#define KUNIT_LOG_SIZE 4096 > > /* Maximum size of parameter description string. */ > #define KUNIT_PARAM_DESC_SIZE 128 > -- > 2.41.0 >
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