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SubjectRe: objtool warning "uses BP as a scratch register" with clang-9
On Fri, Aug 30, 2019 at 8:14 AM Josh Poimboeuf <> wrote:
> What about just adding a couple of WRITE_ONCE's to sas_ss_reset()? That
> would probably be the least disruptive option.

I think that WRITE_ONCE() with a comment about why is a good idea.

The reason I dislike WRITE_ONCE() in general is not because it's
wrong, it's because people often use it mindlessly and the rationale
for it isn't clear.

But with a comment about why, that issue obviously goes away.


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