Re: linux-next: manual merge of the nvdimm tree with the xfs tree

From: Dan Williams
Date: Fri Jun 01 2018 - 23:38:11 EST


On Fri, Jun 1, 2018 at 6:33 PM, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> Hi Darrick,
>
> On Fri, 1 Jun 2018 17:59:48 -0700 "Darrick J. Wong" <darrick.wong@xxxxxxxxxx> wrote:
>>
>> > + if (!dax_enabled) {
>> > - pr_debug("VFS (%s): error: dax support not enabled\n",
>> > - sb->s_id);
>> > + pr_debug("%s: error: dax support not enabled\n",
>> > + bdevname(bdev, buf));
>> > - return false;
>> > + return -EOPNOTSUPP;
>>
>> Hang on a sec, the changes in the xfs tree make this function return a
>> boolean (true for dax-is-supported, false for dax-not-supported), but
>> this change partially reverts the boolean return values.
>
> OK, weird, that is what I though I had done. Thanks for pointing it
> out (I guess it was getting late :-().
>
>> > }
>> > -
>> > - return true;
>> > + return 0;

Good catch Darrick, I missed that too...