linux-kernel - Re: [RESEND PATCH v2] eventfd: use wait_event_interruptible_locked

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Date:   Thu, 6 Apr 2023 17:03:43 +0200
From:   Christian Brauner <brauner@...nel.org>
To:     wenyang.linux@...mail.com
Cc:     Alexander Viro <viro@...iv.linux.org.uk>,
        Jens Axboe <axboe@...nel.dk>,
        Eric Biggers <ebiggers@...gle.com>,
        Christoph Hellwig <hch@....de>, Dylan Yudaken <dylany@...com>,
        David Woodhouse <dwmw@...zon.co.uk>, Fu Wei <wefu@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Michal Nazarewicz <m.nazarewicz@...sung.com>,
        Matthew Wilcox <willy@...radead.org>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RESEND PATCH v2] eventfd: use
 wait_event_interruptible_locked_irq() helper

On Thu, Apr 06, 2023 at 07:42:08AM +0800, wenyang.linux@...mail.com wrote:
> From: Wen Yang <wenyang.linux@...mail.com>
> 
> wait_event_interruptible_locked_irq was introduced by commit 22c43c81a51e
> ("wait_event_interruptible_locked() interface"), but older code such as
> eventfd_{write,read} still uses the open code implementation.
> Inspired by commit 8120a8aadb20
> ("fs/timerfd.c: make use of wait_event_interruptible_locked_irq()"), this
> patch replaces the open code implementation with a single macro call.
> 
> No functional change intended.
> 
> Signed-off-by: Wen Yang <wenyang.linux@...mail.com>
> Reviewed-by: Eric Biggers <ebiggers@...gle.com>
> Reviewed-by: Jens Axboe <axboe@...nel.dk>
> Cc: Alexander Viro <viro@...iv.linux.org.uk>
> Cc: Christian Brauner <brauner@...nel.org>
> Cc: Christoph Hellwig <hch@....de>
> Cc: Dylan Yudaken <dylany@...com>
> Cc: Jens Axboe <axboe@...nel.dk>
> Cc: David Woodhouse <dwmw@...zon.co.uk>
> Cc: Fu Wei <wefu@...hat.com>
> Cc: Paolo Bonzini <pbonzini@...hat.com>
> Cc: Michal Nazarewicz <m.nazarewicz@...sung.com>
> Cc: Matthew Wilcox <willy@...radead.org>
> Cc: linux-fsdevel@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org
> ---

Confused... Did you see the earlier reply?
https://lore.kernel.org/lkml/20230406-kernig-parabel-d12963a4e7fa@brauner