Re: [RFC PATCH v2 1/2] mm/userfaultfd: fix memory corruption due to writeprotect

Nadav Amit
2021-01-05T08:53:49Z

> On Jan 5, 2021, at 12:13 AM, Peter Zijlstra <peterz@infradead.org> wrote:
>
> On Mon, Jan 04, 2021 at 02:24:38PM -0500, Andrea Arcangeli wrote:
>> The problematic one not pictured is the one of the wrprotect that has
>> to be running in another CPU which is also isn't picture above. More
>> accurate traces are posted later in the thread.
>
> What thread? I don't seem to have discovered it yet, and the cover
> letter from Nadav doesn't seem to have a msgid linking it either.