RE: [PATCH v2 0/5] mm/hwpoison: Fix regressions in memory failure handling
From: Luck, Tony
Date: Tue Feb 18 2025 - 12:59:34 EST
>> What do futexes have to do with copying user memory?
>
> Return -EFAULT to userspace.
Missed this bit. Kernel code for futex does a get_user() to read the
value of the futex from user memory.
-Tony