Re: [patch 3/3] use kref for bio

[Jens Axboe]

On Wed, Apr 26 2006, Al Viro wrote:
> On Wed, Apr 26, 2006 at 10:11:02AM +0800, Akinobu Mita wrote:
> > Use kref for reference counter of bio.
> > This patch also removes BUG_ON() for freeing unreferenced bio.
> > But kref can detect it if CONFIG_DEBUG_SLAB is enabled.
>  
> *Ugh*
> 
> Let's _not_.  It's extra overhead for no good reason.

Completely agree. That goes for the other block layer kref patches as
well.

-- 
Jens Axboe

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