Re: [PATCH v12 6/6] arm64: send SIGBUS to user process for SEA exception

Jonathan Cameron
2024-08-19T12:08:13Z

On Tue, 28 May 2024 16:59:15 +0800
Tong Tiangen <tongtiangen@huawei.com> wrote:

> For SEA exception, kernel require take some action to recover from memory
> error, such as isolate poison page adn kill failure thread, which are done
> in memory_failure().
>
> During our test, the failure thread cannot be killed due to this issue[1],
> Here, I temporarily workaround this issue by sending signals to user
> processes in do_sea(). After [1] is merged, this patch can be rolled back
> or the SIGBUS will be sent repeated.
>
> [1]https://lore.kernel.org/lkml/20240204080144.7977-1-xueshuai@linux.alibaba.com/
What's the status of that one? Seems better to help get that in than
carry this.

Jonathan