diff options
| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-11-14 16:44:22 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-11-20 10:05:50 +0900 |
| commit | 49fa7a590208b439cc74f2cafdb15568abb3f8d1 (patch) | |
| tree | 2e6b235dff922a0a7529c601887ff3d47e826496 | |
| parent | c3ea56c80081b826df4a0ac797432179cf5b7cd2 (diff) | |
nilfs2: add palloc cache to ifile
This adds the palloc cache to ifile. The palloc cache is allocated on
the extended region of nilfs_mdt_info struct. The struct
nilfs_ifile_info defines the extended on memory structure of ifile.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
| -rw-r--r-- | fs/nilfs2/ifile.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/fs/nilfs2/ifile.c b/fs/nilfs2/ifile.c index c1c1fd30c31..922d9dd42c8 100644 --- a/fs/nilfs2/ifile.c +++ b/fs/nilfs2/ifile.c @@ -29,6 +29,17 @@ #include "alloc.h" #include "ifile.h" + +struct nilfs_ifile_info { + struct nilfs_mdt_info mi; + struct nilfs_palloc_cache palloc_cache; +}; + +static inline struct nilfs_ifile_info *NILFS_IFILE_I(struct inode *ifile) +{ + return (struct nilfs_ifile_info *)NILFS_MDT(ifile); +} + /** * nilfs_ifile_create_inode - create a new disk inode * @ifile: ifile inode @@ -159,13 +170,16 @@ struct inode *nilfs_ifile_new(struct nilfs_sb_info *sbi, size_t inode_size) struct inode *ifile; int err; - ifile = nilfs_mdt_new(sbi->s_nilfs, sbi->s_super, NILFS_IFILE_INO, 0); + ifile = nilfs_mdt_new(sbi->s_nilfs, sbi->s_super, NILFS_IFILE_INO, + sizeof(struct nilfs_ifile_info)); if (ifile) { err = nilfs_palloc_init_blockgroup(ifile, inode_size); if (unlikely(err)) { nilfs_mdt_destroy(ifile); return NULL; } + nilfs_palloc_setup_cache(ifile, + &NILFS_IFILE_I(ifile)->palloc_cache); } return ifile; } |