Re: [PATCH v2 0/8] kcsan: Compound read-write instrumentation

From: Peter Zijlstra
Date: Fri Jul 24 2020 - 04:39:35 EST


On Fri, Jul 24, 2020 at 09:00:00AM +0200, Marco Elver wrote:

> Marco Elver (8):
> kcsan: Support compounded read-write instrumentation
> objtool, kcsan: Add __tsan_read_write to uaccess whitelist
> kcsan: Skew delay to be longer for certain access types
> kcsan: Add missing CONFIG_KCSAN_IGNORE_ATOMICS checks
> kcsan: Test support for compound instrumentation
> instrumented.h: Introduce read-write instrumentation hooks
> asm-generic/bitops: Use instrument_read_write() where appropriate
> locking/atomics: Use read-write instrumentation for atomic RMWs

Looks good to me,

Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>