From: Jiaqi Yan <jiaqiyan@google.com>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: nao.horiguchi@gmail.com, linmiaohe@huawei.com,
tony.luck@intel.com, wangkefeng.wang@huawei.com,
jane.chu@oracle.com, akpm@linux-foundation.org,
osalvador@suse.de, rientjes@google.com, duenwen@google.com,
jthoughton@google.com, ankita@nvidia.com, peterx@redhat.com,
linux-mm@kvack.org
Subject: Re: [RFC PATCH v1 0/2] Userspace Can Control Memory Failure Recovery
Date: Thu, 3 Oct 2024 15:45:09 -0700 [thread overview]
Message-ID: <CACw3F51wp_wpXth9MBHuWO29qUO9YM_2kABW-XB95BXR4n6Aeg@mail.gmail.com> (raw)
In-Reply-To: <20241002150217.GR1365916@nvidia.com>
Hi Jason,
On Wed, Oct 2, 2024 at 8:02 AM Jason Gunthorpe <jgg@nvidia.com> wrote:
>
> On Tue, Sep 24, 2024 at 04:39:18AM +0000, Jiaqi Yan wrote:
>
> > So far I personally prefer the global MFR policy but open to feedbacks to both
> > options, or new ideas.
>
> Why? It seems more natural that only processe that can handle the
> SIGBUS semantics would opt into them?
Are you suggesting you prefer the per-VMA policy, or proposing a new
"per-process policy" added via prctl? By "per-process", I imagine the
policy to keep or offline the poisoned page will apply to all its
VMAs?
>
> Jason
Thanks,
Jiaqi
next prev parent reply other threads:[~2024-10-03 22:45 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-24 4:39 [RFC PATCH v1 0/2] Userspace Can Control Memory Failure Recovery Jiaqi Yan
2024-09-24 4:39 ` [RFC PATCH v1 1/2] mm/memory-failure: introduce global MFR policy Jiaqi Yan
2024-10-02 23:50 ` jane.chu
2024-10-03 23:51 ` Jiaqi Yan
2024-10-07 17:24 ` jane.chu
2024-10-10 23:21 ` Jiaqi Yan
2024-10-11 18:28 ` jane.chu
2024-10-11 19:44 ` Luck, Tony
2024-10-11 20:15 ` jane.chu
2024-10-15 23:45 ` Jiaqi Yan
2024-10-15 23:56 ` Luck, Tony
2024-10-16 0:19 ` jane.chu
2024-10-11 7:04 ` Miaohe Lin
2024-10-15 23:58 ` Jiaqi Yan
2024-09-24 4:39 ` [RFC PATCH v1 2/2] docs: mm: add enable_hard_offline sysctl Jiaqi Yan
2024-10-02 15:02 ` [RFC PATCH v1 0/2] Userspace Can Control Memory Failure Recovery Jason Gunthorpe
2024-10-03 22:45 ` Jiaqi Yan [this message]
2024-10-03 22:58 ` Luck, Tony
2024-10-03 23:19 ` Jiaqi Yan
2024-10-03 23:19 ` Jason Gunthorpe
2024-10-04 18:32 ` Jiaqi Yan
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