linux-kernel - Re: [PATCH v5 3/6] libnvdimm: add dax

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Message-ID: <1336073020.20708683.1554885513376.JavaMail.zimbra@redhat.com>
Date:   Wed, 10 Apr 2019 04:38:33 -0400 (EDT)
From:   Pankaj Gupta <pagupta@...hat.com>
To:     Jan Kara <jack@...e.cz>
Cc:     linux-nvdimm@...ts.01.org, linux-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-acpi@...r.kernel.org,
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        linux-xfs@...r.kernel.org,
        dan j williams <dan.j.williams@...el.com>,
        zwisler@...nel.org, vishal l verma <vishal.l.verma@...el.com>,
        dave jiang <dave.jiang@...el.com>, mst@...hat.com,
        jasowang@...hat.com, willy@...radead.org, rjw@...ysocki.net,
        hch@...radead.org, lenb@...nel.org, tytso@....edu,
        adilger kernel <adilger.kernel@...ger.ca>,
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        xiaoguangrong eric <xiaoguangrong.eric@...il.com>,
        pbonzini@...hat.com, kilobyte@...band.pl,
        yuval shaia <yuval.shaia@...cle.com>
Subject: Re: [PATCH v5 3/6] libnvdimm: add dax_dev sync flag


> 
> On Wed 10-04-19 09:38:23, Pankaj Gupta wrote:
> > @@ -64,6 +65,10 @@ static inline bool dax_write_cache_enabled(struct
> > dax_device *dax_dev)
> >  {
> >  	return false;
> >  }
> > +static inline bool dax_synchronous(struct dax_device *dax_dev)
> > +{
> > +	return true;
> > +}
> 
> Is there a need to define dax_synchronous() for !CONFIG_DAX? Because that
> property of dax device is pretty much undefined and I don't see anything
> needing to call it for !CONFIG_DAX...

You are right. Will remove this.

Thanks for the review.

Best regards,
Pankaj

> 
> 								Honza
> --
> Jan Kara <jack@...e.com>
> SUSE Labs, CR
>