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SubjectRe: [PATCH] zsmalloc: Fix races between modifications of fullness and isolated
On (23/07/26 11:31), Sergey Senozhatsky wrote:
> On (23/07/21 14:37), Andrew Yang wrote:
> >
> > Since fullness and isolated share the same unsigned int,
> > modifications of them should be protected by the same lock.
>
> Sorry, I don't think I follow. Can you please elaborate?
> What is fullness in this context?

Oh, my bad, so that's zspage's fullness:FULLNESS_BITS and
isolated:ISOLATED_BITS. I somehow thought about something
very different (page isolated, not zspage isolated).

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