Re: [f2fs-dev] [PATCH v3 06/10] f2fs: add core functions for rb-tree extent cache

[Jaegeuk Kim <jaegeuk@kernel.org>]

Hi Chao,

On Mon, Feb 16, 2015 at 04:10:54PM +0800, Chao Yu wrote:
> Ping.
> 
> Any comments on this patch now?

Please let me take some time to test them.

Thanks,

> 
> > -----Original Message-----
> > From: Chao Yu [mailto:chao2.yu@samsung.com]
> > Sent: Thursday, February 05, 2015 5:55 PM
> > To: Jaegeuk Kim; Changman Lee
> > Cc: linux-kernel@vger.kernel.org; linux-f2fs-devel@lists.sourceforge.net
> > Subject: [f2fs-dev] [PATCH v3 06/10] f2fs: add core functions for rb-tree extent cache
> > 
> > This patch adds core functions including slab cache init function and
> > init/lookup/update/shrink/destroy function for rb-tree based extent cache.
> > 
> > Thank Jaegeuk Kim and Changman Lee as they gave much suggestion about detail
> > design and implementation of extent cache.
> > 
> > Todo:
> >  * register rb-based extent cache shrink with mm shrink interface.
> > 
> > v2:
> >  o move set_extent_info and __is_{extent,back,front}_mergeable into f2fs.h.
> >  o introduce __{attach,detach}_extent_node for code readability.
> >  o add cond_resched() when fail to invoke kmem_cache_alloc/radix_tree_insert.
> >  o fix some coding style and typo issues.
> > 
> > v3:
> >  o fix oops due to using an unassigned pointer.
> >  o use list_del to remove extent node in shrink list.