Re: [PATCH v2 0/1] MR9234: ntdll: Call cache_inproc_sync() inside the lock.

[Elizabeth Figura (＠zfigura)]

> Hmm... If the cache update is outside of the lock, more than one thread might have retrieved the sync and try to update the cache concurrently.
>
> I think in the current state this will break as multiple thread may pass the `if (InterlockedCompareExchange( &cache->refcount, 0, 0 ))` check successfully.

Oh duh, I can't read.

I'll adjust this patch to get rid of the atomic cmpxchg mapping cache memory as we indeed don't need it anymore with the lock.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/9234#note_119104