Hi all, > -----Original Message----- > From: Chao Yu [mailto:chao2...@samsung.com] > Sent: Monday, January 26, 2015 1:52 PM > To: Jaegeuk Kim; Changman Lee > Cc: linux-kernel@vger.kernel.org; linux-f2fs-de...@lists.sourceforge.net > Subject: [f2fs-dev] [PATCH v2 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: > * add a cached_ei into struct extent_tree for a quick recent cache. > * register rb-based extent cache shrink with mm shrink interface. > * disable dir inode's extent cache. > > 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 use f2fs_kmem_cache_alloc/f2fs_radix_tree_insert for code readability. > o fix some coding style and typo issues. > o get rid of node/tree count stat in f2fs_{shrink,destroy}_extent_tree. >
There is an obviously bug in this patch, with it we will encounter an oops easily, My mistaken, Please ignore this patch set, sorry for the noise. :( I will send a v3 later. Thanks, -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
