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Re: [dm-devel] [PATCH 08/13] block: Kill bi_destructor



On Fri, May 18, 2012 at 09:21:42AM -0700, Tejun Heo wrote:
> Hello,
> 
> > @@ -417,8 +409,11 @@ void bio_put(struct bio *bio)
> >  
> >  		if (bio->bi_pool)
> >  			bio_free(bio, bio->bi_pool);
> > -		else
> > -			bio->bi_destructor(bio);
> > +		else {
> > +			if (bio_integrity(bio))
> > +				bio_integrity_free(bio, fs_bio_set);
> > +			kfree(bio);
> 
> if {
> } else {
> }
> 
> And wouldn't it be better to make bio_free() handle kfreeing too?

That'd kind of change the semantics of bio_free() - but I suppose it'd
make sense.

I'm not terribly happy with how the bio integrity data belongs to
fs_bio_set for kmalloced bios. Maybe I'll change that at some point.


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