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    Subject[PATCH v3 09/46] kmsan: mark noinstr as __no_sanitize_memory
    From
    noinstr functions should never be instrumented, so make KMSAN skip them
    by applying the __no_sanitize_memory attribute.

    Signed-off-by: Alexander Potapenko <glider@google.com>
    ---
    v2:
    -- moved this patch earlier in the series per Mark Rutland's request

    Link: https://linux-review.googlesource.com/id/I3c9abe860b97b49bc0c8026918b17a50448dec0d
    ---
    include/linux/compiler_types.h | 3 ++-
    1 file changed, 2 insertions(+), 1 deletion(-)

    diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
    index 1c2c33ae1b37d..a9ba5edd8208b 100644
    --- a/include/linux/compiler_types.h
    +++ b/include/linux/compiler_types.h
    @@ -227,7 +227,8 @@ struct ftrace_likely_data {
    /* Section for code which can't be instrumented at all */
    #define noinstr \
    noinline notrace __attribute((__section__(".noinstr.text"))) \
    - __no_kcsan __no_sanitize_address __no_profile __no_sanitize_coverage
    + __no_kcsan __no_sanitize_address __no_profile __no_sanitize_coverage \
    + __no_sanitize_memory

    #endif /* __KERNEL__ */

    --
    2.36.0.rc2.479.g8af0fa9b8e-goog
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