Re: [PATCH v2 0/4] KCOV fixes

From: Dmitry Vyukov
Date: Wed Jun 19 2024 - 01:21:23 EST


On Tue, 11 Jun 2024 at 11:31, Dmitry Vyukov <dvyukov@xxxxxxxxxx> wrote:
> > Fix spurious KCOV coverage from interrupts and add a test.
> > Ignore some additional files that lead to large amounts
> > of uninteresting coverage.
> > As a reference point, tracing a simple open system call
> > produces ~10K PCs with these changes instead of ~45K PCs.
> >
> > Dmitry Vyukov (4):
> > x86/entry: Remove unwanted instrumentation in common_interrupt()
> > kcov: add interrupt handling self test
> > module: Fix KCOV-ignored file name
> > x86: Ignore stack unwinding in KCOV
> >
> > arch/x86/include/asm/hardirq.h | 8 ++++++--
> > arch/x86/include/asm/idtentry.h | 6 +++---
> > arch/x86/kernel/Makefile | 8 ++++++++
> > kernel/kcov.c | 31 +++++++++++++++++++++++++++++++
> > kernel/module/Makefile | 2 +-
> > lib/Kconfig.debug | 8 ++++++++
> > 6 files changed, 57 insertions(+), 6 deletions(-)
> >
> >
> > base-commit: 83a7eefedc9b56fe7bfeff13b6c7356688ffa670
> > --
> > 2.45.2.505.gda0bf45e8d-goog
>
> Thomas, Ingo, Borislav, Dave,
>
> Can you take this via x86 tree please?

Or is it OK to take this via mm tree (where KCOV changes usually go)?