linux-kernel - Re: [PATCH v3 1/3] dax: Add an enum for specifying dax wakup mode

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Message-ID: <20210421161624.GJ3596236@casper.infradead.org>
Date:   Wed, 21 Apr 2021 17:16:24 +0100
From:   Matthew Wilcox <willy@...radead.org>
To:     Vivek Goyal <vgoyal@...hat.com>
Cc:     Jan Kara <jack@...e.cz>, linux-fsdevel@...r.kernel.org,
        dan.j.williams@...el.com, virtio-fs@...hat.com, slp@...hat.com,
        miklos@...redi.hu, linux-nvdimm@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/3] dax: Add an enum for specifying dax wakup mode

On Wed, Apr 21, 2021 at 11:56:31AM -0400, Vivek Goyal wrote:
> +/**
> + * enum dax_entry_wake_mode: waitqueue wakeup toggle

s/toggle/behaviour/ ?

> + * @WAKE_NEXT: wake only the first waiter in the waitqueue
> + * @WAKE_ALL: wake all waiters in the waitqueue
> + */
> +enum dax_entry_wake_mode {
> +	WAKE_NEXT,
> +	WAKE_ALL,
> +};
> +
>  static wait_queue_head_t *dax_entry_waitqueue(struct xa_state *xas,
>  		void *entry, struct exceptional_entry_key *key)
>  {
> @@ -182,7 +192,8 @@ static int wake_exceptional_entry_func(w
>   * The important information it's conveying is whether the entry at
>   * this index used to be a PMD entry.
>   */
> -static void dax_wake_entry(struct xa_state *xas, void *entry, bool wake_all)
> +static void dax_wake_entry(struct xa_state *xas, void *entry,
> +			   enum dax_entry_wake_mode mode)

It's an awfully verbose name.  'dax_wake_mode'?