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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2008-12-30 02:02:50 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2008-12-31 18:07:44 -0500 |
| commit | c38012daa7ad902a39a4213ba2b3fe50e81157ea (patch) | |
| tree | 69dd3bdf2efe82f9bee13eaf729df7bf70e89381 /fs/ext3/namei.c | |
| parent | nfsd race fixes: ext2 (diff) | |
| download | linux-dev-c38012daa7ad902a39a4213ba2b3fe50e81157ea.tar.xz linux-dev-c38012daa7ad902a39a4213ba2b3fe50e81157ea.zip | |
nfsd race fixes: ext3
ext3 analog of the previous patch
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ext3/namei.c')
| -rw-r--r-- | fs/ext3/namei.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c index 3e5edc92aa0b..297ea8dfac7c 100644 --- a/fs/ext3/namei.c +++ b/fs/ext3/namei.c @@ -1652,9 +1652,11 @@ static int ext3_add_nondir(handle_t *handle, if (!err) { ext3_mark_inode_dirty(handle, inode); d_instantiate(dentry, inode); + unlock_new_inode(inode); return 0; } drop_nlink(inode); + unlock_new_inode(inode); iput(inode); return err; } @@ -1765,6 +1767,7 @@ retry: dir_block = ext3_bread (handle, inode, 0, 1, &err); if (!dir_block) { drop_nlink(inode); /* is this nlink == 0? */ + unlock_new_inode(inode); ext3_mark_inode_dirty(handle, inode); iput (inode); goto out_stop; @@ -1792,6 +1795,7 @@ retry: err = ext3_add_entry (handle, dentry, inode); if (err) { inode->i_nlink = 0; + unlock_new_inode(inode); ext3_mark_inode_dirty(handle, inode); iput (inode); goto out_stop; @@ -1800,6 +1804,7 @@ retry: ext3_update_dx_flag(dir); ext3_mark_inode_dirty(handle, dir); d_instantiate(dentry, inode); + unlock_new_inode(inode); out_stop: ext3_journal_stop(handle); if (err == -ENOSPC && ext3_should_retry_alloc(dir->i_sb, &retries)) @@ -2174,6 +2179,7 @@ retry: mapping_gfp_mask(inode->i_mapping) & ~__GFP_FS); if (err) { drop_nlink(inode); + unlock_new_inode(inode); ext3_mark_inode_dirty(handle, inode); iput (inode); goto out_stop; @@ -2221,7 +2227,14 @@ retry: inc_nlink(inode); atomic_inc(&inode->i_count); - err = ext3_add_nondir(handle, dentry, inode); + err = ext3_add_entry(handle, dentry, inode); + if (!err) { + ext3_mark_inode_dirty(handle, inode); + d_instantiate(dentry, inode); + } else { + drop_nlink(inode); + iput(inode); + } ext3_journal_stop(handle); if (err == -ENOSPC && ext3_should_retry_alloc(dir->i_sb, &retries)) goto retry; |