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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-11-13 16:49:09 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-11-20 10:05:50 +0900 |
| commit | 1376e931b75f954057b1547ba25fcba594cef804 (patch) | |
| tree | b8e75d8dddb705c661542b534b4a74f9e1e87aa4 /fs/nilfs2/btree.c | |
| parent | 75f65edfcc4a19d14fc8ab860846fad070c8db49 (diff) | |
| download | kernel_samsung_smdk4412-1376e931b75f954057b1547ba25fcba594cef804.zip kernel_samsung_smdk4412-1376e931b75f954057b1547ba25fcba594cef804.tar.gz kernel_samsung_smdk4412-1376e931b75f954057b1547ba25fcba594cef804.tar.bz2 | |
nilfs2: eliminate nilfs_btnode_get function
This removes the obsolete nilfs_btnode_get() function and makes
nilfs_btree_get_block() directly call nilfs_btnode_submit_block().
This expansion will provide better opportunity for code optimization.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/btree.c')
| -rw-r--r-- | fs/nilfs2/btree.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c index 7b0cc4f..139b113 100644 --- a/fs/nilfs2/btree.c +++ b/fs/nilfs2/btree.c @@ -114,7 +114,18 @@ static int nilfs_btree_get_block(const struct nilfs_btree *btree, __u64 ptr, { struct address_space *btnc = &NILFS_BMAP_I((struct nilfs_bmap *)btree)->i_btnode_cache; - return nilfs_btnode_get(btnc, ptr, 0, bhp, 0); + int err; + + err = nilfs_btnode_submit_block(btnc, ptr, 0, bhp); + if (err) + return err == -EEXIST ? 0 : err; + + wait_on_buffer(*bhp); + if (!buffer_uptodate(*bhp)) { + brelse(*bhp); + return -EIO; + } + return 0; } static int nilfs_btree_get_new_block(const struct nilfs_btree *btree, |