From: Greg KH <gregkh@linuxfoundation.org>
To: Suren Baghdasaryan <surenb@google.com>
Cc: tj@kernel.org, lizefan@huawei.com, hannes@cmpxchg.org,
axboe@kernel.dk, dennis@kernel.org, dennisszhou@gmail.com,
mingo@redhat.com, peterz@infradead.org,
akpm@linux-foundation.org, corbet@lwn.net,
cgroups@vger.kernel.org, linux-mm@kvack.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-team@android.com
Subject: Re: [PATCH v2 1/5] fs: kernfs: add poll file operation
Date: Fri, 11 Jan 2019 07:25:56 +0100 [thread overview]
Message-ID: <20190111062556.GA348@kroah.com> (raw)
In-Reply-To: <20190110220718.261134-2-surenb@google.com>
On Thu, Jan 10, 2019 at 02:07:14PM -0800, Suren Baghdasaryan wrote:
> From: Johannes Weiner <hannes@cmpxchg.org>
>
> Kernfs has a standardized poll/notification mechanism for waking all
> pollers on all fds when a filesystem node changes. To allow polling
> for custom events, add a .poll callback that can override the default.
>
> This is in preparation for pollable cgroup pressure files which have
> per-fd trigger configurations.
>
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
> Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
next prev parent reply other threads:[~2019-01-11 6:25 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-10 22:07 [PATCH v2 0/5] psi: pressure stall monitors v2 Suren Baghdasaryan
2019-01-10 22:07 ` [PATCH v2 1/5] fs: kernfs: add poll file operation Suren Baghdasaryan
2019-01-11 6:25 ` Greg KH [this message]
2019-01-10 22:07 ` [PATCH v2 2/5] kernel: cgroup: " Suren Baghdasaryan
2019-01-10 22:07 ` [PATCH v2 3/5] psi: introduce state_mask to represent stalled psi states Suren Baghdasaryan
2019-01-10 22:07 ` [PATCH v2 4/5] psi: rename psi fields in preparation for psi trigger addition Suren Baghdasaryan
2019-01-10 22:07 ` [PATCH v2 5/5] psi: introduce psi monitor Suren Baghdasaryan
2019-01-14 10:21 ` Peter Zijlstra
2019-01-14 19:30 ` Suren Baghdasaryan
2019-01-14 19:42 ` Johannes Weiner
2019-01-14 20:47 ` Suren Baghdasaryan
2019-01-16 13:24 ` Peter Zijlstra
2019-01-16 17:39 ` Suren Baghdasaryan
2019-01-16 19:17 ` Johannes Weiner
2019-01-16 19:27 ` Johannes Weiner
2019-01-16 21:29 ` Suren Baghdasaryan
2019-01-17 8:13 ` Peter Zijlstra
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=20190111062556.GA348@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=akpm@linux-foundation.org \
--cc=axboe@kernel.dk \
--cc=cgroups@vger.kernel.org \
--cc=corbet@lwn.net \
--cc=dennis@kernel.org \
--cc=dennisszhou@gmail.com \
--cc=hannes@cmpxchg.org \
--cc=kernel-team@android.com \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=lizefan@huawei.com \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=surenb@google.com \
--cc=tj@kernel.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.