Messages in this thread | | | From | Shakeel Butt <> | Date | Fri, 22 Sep 2023 12:11:18 -0700 | Subject | Re: [PATCH] mm/memcg: Annotate struct mem_cgroup_threshold_ary with __counted_by |
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On Fri, Sep 22, 2023 at 10:53 AM Kees Cook <keescook@chromium.org> wrote: > > Prepare for the coming implementation by GCC and Clang of the __counted_by > attribute. Flexible array members annotated with __counted_by can have > their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS > (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family > functions). > > As found with Coccinelle[1], add __counted_by for struct mem_cgroup_threshold_ary. > > [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci > > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: Shakeel Butt <shakeelb@google.com> > Cc: Roman Gushchin <roman.gushchin@linux.dev> > Cc: Johannes Weiner <hannes@cmpxchg.org> > Cc: Michal Hocko <mhocko@suse.com> > Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org> > Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Shakeel Butt <shakeelb@google.com>
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