From: Oleg Nesterov <oleg@redhat.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mateusz Guzik <mjguzik@gmail.com>,
Breno Leitao <leitao@debian.org>,
Christian Brauner <brauner@kernel.org>,
Jens Axboe <axboe@kernel.dk>,
Pavel Begunkov <asml.silence@gmail.com>,
Alexander Viro <viro@zeniv.linux.org.uk>, Jan Kara <jack@suse.cz>,
Alexey Gladkov <legion@kernel.org>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
io-uring@vger.kernel.org
Subject: Re: [PATCH v3 1/1] pipe: only enable the extra wake_up(rd_wait) for edge-triggered consumers
Date: Fri, 31 Jul 2026 13:04:46 +0200 [thread overview]
Message-ID: <amyBTv5Qm3-5iAGC@redhat.com> (raw)
In-Reply-To: <amx81MSmqiWfagRY@redhat.com>
Sorry for noise, forgot to mention...
> The only reason that ugly hack exists is because we did have that
> break user space. If we can get rid of th eugly hack for io_uring,
> that would only be a good thing.
Perhaps, I can't really comment. But it seems to me that in this case
it would make more sense to change the logic in io_uring/ rather than
in pipe_poll(). And this needs a separate change.
Oleg.
next prev parent reply other threads:[~2026-07-31 11:04 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-30 14:11 [PATCH v3 0/1] pipe: only enable the extra wake_up(rd_wait) for edge-triggered consumers Oleg Nesterov
2026-07-30 14:12 ` [PATCH v3 1/1] " Oleg Nesterov
2026-07-30 14:26 ` Breno Leitao
2026-07-30 14:38 ` Oleg Nesterov
2026-07-30 20:01 ` Mateusz Guzik
2026-07-30 20:35 ` Oleg Nesterov
2026-07-31 0:14 ` Linus Torvalds
2026-07-31 10:45 ` Oleg Nesterov
2026-07-31 11:04 ` Oleg Nesterov [this message]
2026-07-31 8:27 ` Breno Leitao
2026-07-30 16:36 ` [PATCH v3 0/1] " Linus Torvalds
2026-07-30 18:55 ` Oleg Nesterov
2026-07-31 13:03 ` Christian Brauner
2026-07-31 14:07 ` Oleg Nesterov
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