Re: [PATCH 07/20] init: refactor name_to_dev_t

[Jan Kara <jack@xxxxxxx>]

On Thu 19-11-20 08:52:25, Christoph Hellwig wrote:
> On Wed, Nov 18, 2020 at 03:37:47PM +0100, Jan Kara wrote:
> > > -static inline dev_t blk_lookup_devt(const char *name, int partno)
> > > -{
> > > - dev_t devt = MKDEV(0, 0);
> > > - return devt;
> > > -}
> > >  #endif /* CONFIG_BLOCK */
> > 
> > This hunk looks unrelated to the change? Also why you move the declaration
> > outside the CONFIG_BLOCK ifdef? AFAICS blk_lookup_devt() still exists only
> > when CONFIG_BLOCK is defined? Otherwise the patch looks good to me.
> 
> blk_lookup_devt is a hack only for name_to_dev_t only referenced from
> code under CONFIG_BLOCK now, as it didn't do anything before when
> blk_lookup_devt returned 0.  I guess I'll need to update the commit log
> a little to mention this.

OK, understood. Still it would seem more logical to leave blk_lookup_devt()
declaration inside #ifdef CONFIG_BLOCK and just delete the !CONFIG_BLOCK
definition (to make it clear we ever expect only users compiled when
CONFIG_BLOCK is defined). But whatever... Feel free to add:

Reviewed-by: Jan Kara <jack@xxxxxxx>

                                                                Honza
-- 
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR