Re: [PATCH 0/6] um: fix up CONFIG_GCOV support

2021-03-12 Thread Johannes Berg
On Fri, 2021-03-12 at 10:55 +0100, Johannes Berg wrote: > CONFIG_GCOV is fairly useful for ARCH=um (e.g. with kunit, though > my main use case is a bit different) since it writes coverage data > directly out like a normal userspace binary. Theoretically, that > is. > > Unfortunately, it's broken i

[PATCH 0/6] um: fix up CONFIG_GCOV support

2021-03-12 Thread Johannes Berg
CONFIG_GCOV is fairly useful for ARCH=um (e.g. with kunit, though my main use case is a bit different) since it writes coverage data directly out like a normal userspace binary. Theoretically, that is. Unfortunately, it's broken in multiple ways today: 1) it doesn't like, due to 'mangle_path' in