Messages in this thread | | | Subject | Re: [PATCH 3/3] mm/memory-failure: send SIGBUS in the event of thp split fail | From | Miaohe Lin <> | Date | Wed, 8 May 2024 17:03:19 +0800 |
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On 2024/5/2 7:24, Jane Chu wrote: > When handle hwpoison in a GUP longterm pin'ed thp page, > try_to_split_thp_page() will fail. And at this point, there is little else > the kernel could do except sending a SIGBUS to the user process, thus > give it a chance to recover.
It seems the user process will still receive SIGBUS via kill_accessing_process() when (re-)access thp later. So they should have a chance to recover already. Or am I miss something?
Thanks. .
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