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| author | Chao Yu <chao2.yu@samsung.com> | 2015-07-28 18:33:46 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-08-20 09:00:06 -0700 |
| commit | 31696580bf4c042a0f7b06d855e04441488d18b1 (patch) | |
| tree | 33904342d5332881fc6ffc925dbcb294c8ed87e4 /fs/f2fs/f2fs.h | |
| parent | 206e61be29624499af46546076e835da93e6bde5 (diff) | |
| download | lwn-31696580bf4c042a0f7b06d855e04441488d18b1.tar.gz lwn-31696580bf4c042a0f7b06d855e04441488d18b1.zip | |
f2fs: shrink free_nids entries
This patch introduces __count_free_nids/try_to_free_nids and registers
them in slab shrinker for shrinking under memory pressure.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index cc07b1595a92..23bfc0ccaf10 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1681,6 +1681,7 @@ int sync_node_pages(struct f2fs_sb_info *, nid_t, struct writeback_control *); bool alloc_nid(struct f2fs_sb_info *, nid_t *); void alloc_nid_done(struct f2fs_sb_info *, nid_t); void alloc_nid_failed(struct f2fs_sb_info *, nid_t); +int try_to_free_nids(struct f2fs_sb_info *, int); void recover_inline_xattr(struct inode *, struct page *); void recover_xattr_data(struct inode *, struct page *, block_t); int recover_inode_page(struct f2fs_sb_info *, struct page *); |