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

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Message-ID: <20210421172130.GE1579961@redhat.com>
Date:   Wed, 21 Apr 2021 13:21:30 -0400
From:   Vivek Goyal <vgoyal@...hat.com>
To:     Matthew Wilcox <willy@...radead.org>
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 05:16:24PM +0100, Matthew Wilcox wrote:
> On Wed, Apr 21, 2021 at 11:56:31AM -0400, Vivek Goyal wrote:
> > +/**
> > + * enum dax_entry_wake_mode: waitqueue wakeup toggle
> 
> s/toggle/behaviour/ ?

Will do.

> 
> > + * @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'?

Sure. Will change.

Vivek
>