Re: [PATCH] kcsan: Optimize debugfs stats counters

From: Marco Elver
Date: Wed Aug 12 2020 - 09:02:35 EST


On Mon, 10 Aug 2020 at 10:06, Marco Elver <elver@xxxxxxxxxx> wrote:
> Remove kcsan_counter_inc/dec() functions, as they perform no other
> logic, and are no longer needed.
>
> This avoids several calls in kcsan_setup_watchpoint() and
> kcsan_found_watchpoint(), as well as lets the compiler warn us about
> potential out-of-bounds accesses as the array's size is known at all
> usage sites at compile-time.
>
> Signed-off-by: Marco Elver <elver@xxxxxxxxxx>
> ---
> kernel/kcsan/core.c | 22 +++++++++++-----------
> kernel/kcsan/debugfs.c | 21 +++++----------------
> kernel/kcsan/kcsan.h | 12 ++++++------
> kernel/kcsan/report.c | 2 +-
> 4 files changed, 23 insertions(+), 34 deletions(-)

Hi Paul,

I think this one is good to apply. I do not expect conflicts with current -rcu.

Thanks,
-- Marco