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author | Tyler Hicks <tyhicks@linux.vnet.ibm.com> | 2011-05-23 21:18:20 -0500 |
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committer | Tyler Hicks <tyhicks@linux.vnet.ibm.com> | 2011-05-29 12:49:53 -0500 |
commit | c4f790736ca8d7d86883c5aee2ba1caa15cd8da3 (patch) | |
tree | 827e371fb2aff1e9290fbd90ca436d069aaa356d /fs/ecryptfs/main.c | |
parent | 139f37f5e14cd883eee2a8a36289f544b5390a44 (diff) | |
download | linux-c4f790736ca8d7d86883c5aee2ba1caa15cd8da3.tar.gz linux-c4f790736ca8d7d86883c5aee2ba1caa15cd8da3.tar.bz2 linux-c4f790736ca8d7d86883c5aee2ba1caa15cd8da3.zip |
eCryptfs: Consolidate inode functions into inode.c
These functions should live in inode.c since their focus is on inodes
and they're primarily used by functions in inode.c.
Also does a simple cleanup of ecryptfs_inode_test() and rolls
ecryptfs_init_inode() into ecryptfs_inode_set().
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
Tested-by: David <david@unsolicited.net>
Diffstat (limited to 'fs/ecryptfs/main.c')
-rw-r--r-- | fs/ecryptfs/main.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c index 89b93389af8e..7c697abab396 100644 --- a/fs/ecryptfs/main.c +++ b/fs/ecryptfs/main.c @@ -168,75 +168,6 @@ void ecryptfs_put_lower_file(struct inode *inode) } } -static struct inode *ecryptfs_get_inode(struct inode *lower_inode, - struct super_block *sb) -{ - struct inode *inode; - int rc = 0; - - if (lower_inode->i_sb != ecryptfs_superblock_to_lower(sb)) { - rc = -EXDEV; - goto out; - } - if (!igrab(lower_inode)) { - rc = -ESTALE; - goto out; - } - inode = iget5_locked(sb, (unsigned long)lower_inode, - ecryptfs_inode_test, ecryptfs_inode_set, - lower_inode); - if (!inode) { - rc = -EACCES; - iput(lower_inode); - goto out; - } - if (inode->i_state & I_NEW) - unlock_new_inode(inode); - else - iput(lower_inode); - if (S_ISLNK(lower_inode->i_mode)) - inode->i_op = &ecryptfs_symlink_iops; - else if (S_ISDIR(lower_inode->i_mode)) - inode->i_op = &ecryptfs_dir_iops; - if (S_ISDIR(lower_inode->i_mode)) - inode->i_fop = &ecryptfs_dir_fops; - if (special_file(lower_inode->i_mode)) - init_special_inode(inode, lower_inode->i_mode, - lower_inode->i_rdev); - fsstack_copy_attr_all(inode, lower_inode); - /* This size will be overwritten for real files w/ headers and - * other metadata */ - fsstack_copy_inode_size(inode, lower_inode); - return inode; -out: - return ERR_PTR(rc); -} - -/** - * ecryptfs_interpose - * @lower_dentry: Existing dentry in the lower filesystem - * @dentry: ecryptfs' dentry - * @sb: ecryptfs's super_block - * @flags: flags to govern behavior of interpose procedure - * - * Interposes upper and lower dentries. - * - * Returns zero on success; non-zero otherwise - */ -int ecryptfs_interpose(struct dentry *lower_dentry, struct dentry *dentry, - struct super_block *sb, u32 flags) -{ - struct inode *lower_inode = lower_dentry->d_inode; - struct inode *inode = ecryptfs_get_inode(lower_inode, sb); - if (IS_ERR(inode)) - return PTR_ERR(inode); - if (flags & ECRYPTFS_INTERPOSE_FLAG_D_ADD) - d_add(dentry, inode); - else - d_instantiate(dentry, inode); - return 0; -} - enum { ecryptfs_opt_sig, ecryptfs_opt_ecryptfs_sig, ecryptfs_opt_cipher, ecryptfs_opt_ecryptfs_cipher, ecryptfs_opt_ecryptfs_key_bytes, |