Re: [PATCH 1/3] kcov: remote coverage support

2019-10-23 Thread kbuild test robot
Hi Andrey, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [cannot apply to v5.4-rc4 next-20191023] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify

[PATCH 1/3] kcov: remote coverage support

2019-10-22 Thread Andrey Konovalov
This patch adds background thread coverage collection ability to kcov. With KCOV_ENABLE coverage is collected only for syscalls that are issued from the current process. With KCOV_REMOTE_ENABLE it's possible to collect coverage for arbitrary parts of the kernel code, provided that those parts are