From: Shakeel Butt <shakeelb@google.com>
To: Suren Baghdasaryan <surenb@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Michal Hocko <mhocko@kernel.org>, Michal Hocko <mhocko@suse.com>,
David Rientjes <rientjes@google.com>,
Matthew Wilcox <willy@infradead.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Roman Gushchin <guro@fb.com>, Rik van Riel <riel@surriel.com>,
Minchan Kim <minchan@kernel.org>,
Christian Brauner <christian@brauner.io>,
Christoph Hellwig <hch@infradead.org>,
Oleg Nesterov <oleg@redhat.com>,
David Hildenbrand <david@redhat.com>,
Jann Horn <jannh@google.com>, Andy Lutomirski <luto@kernel.org>,
Christian Brauner <christian.brauner@ubuntu.com>,
Florian Weimer <fweimer@redhat.com>,
jengelh@inai.de, Tim Murray <timmurray@google.com>,
Linux API <linux-api@vger.kernel.org>,
Linux MM <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
kernel-team <kernel-team@android.com>
Subject: Re: [PATCH v3 1/2] mm: introduce process_mrelease system call
Date: Thu, 22 Jul 2021 19:03:56 -0700 [thread overview]
Message-ID: <CALvZod7ehaHoWRD-Pzvet5c1LQ6DYDHjs=xbJWZYEdMsgTpRgA@mail.gmail.com> (raw)
In-Reply-To: <20210723011436.60960-1-surenb@google.com>
On Thu, Jul 22, 2021 at 6:14 PM Suren Baghdasaryan <surenb@google.com> wrote:
>
[...]
> +
> + mmap_read_lock(mm);
How about mmap_read_trylock(mm) and return -EAGAIN on failure?
> + if (!__oom_reap_task_mm(mm))
> + ret = -EAGAIN;
> + mmap_read_unlock(mm);
> +
next prev parent reply other threads:[~2021-07-23 2:04 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-23 1:14 [PATCH v3 1/2] mm: introduce process_mrelease system call Suren Baghdasaryan
2021-07-23 1:14 ` [PATCH v3 2/2] mm: wire up syscall process_mrelease Suren Baghdasaryan
2021-07-23 2:03 ` Shakeel Butt [this message]
2021-07-23 4:47 ` [PATCH v3 1/2] mm: introduce process_mrelease system call Suren Baghdasaryan
2021-07-23 6:20 ` Michal Hocko
2021-07-23 8:11 ` Suren Baghdasaryan
2021-07-23 8:15 ` David Hildenbrand
2021-07-23 8:18 ` Suren Baghdasaryan
2021-07-23 8:53 ` Michal Hocko
2021-07-23 13:46 ` Shakeel Butt
2021-07-23 16:08 ` Suren Baghdasaryan
2021-07-23 17:00 ` Shakeel Butt
2021-07-26 7:27 ` Michal Hocko
2021-07-26 13:43 ` Shakeel Butt
2021-08-02 19:53 ` Suren Baghdasaryan
2021-08-02 20:05 ` Shakeel Butt
2021-08-02 20:08 ` Suren Baghdasaryan
2021-08-02 22:16 ` Suren Baghdasaryan
2021-07-23 13:40 ` Shakeel Butt
2021-07-26 8:20 ` Michal Hocko
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='CALvZod7ehaHoWRD-Pzvet5c1LQ6DYDHjs=xbJWZYEdMsgTpRgA@mail.gmail.com' \
--to=shakeelb@google.com \
--cc=akpm@linux-foundation.org \
--cc=christian.brauner@ubuntu.com \
--cc=christian@brauner.io \
--cc=david@redhat.com \
--cc=fweimer@redhat.com \
--cc=guro@fb.com \
--cc=hannes@cmpxchg.org \
--cc=hch@infradead.org \
--cc=jannh@google.com \
--cc=jengelh@inai.de \
--cc=kernel-team@android.com \
--cc=linux-api@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=luto@kernel.org \
--cc=mhocko@kernel.org \
--cc=mhocko@suse.com \
--cc=minchan@kernel.org \
--cc=oleg@redhat.com \
--cc=riel@surriel.com \
--cc=rientjes@google.com \
--cc=surenb@google.com \
--cc=timmurray@google.com \
--cc=willy@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).