[PATCH V2 2/7] f2fs: use IS_ENCRYPTED() to check encryption status

Chandan Rajendra
2018-12-04T09:57:22Z

This commit removes the f2fs specific f2fs_encrypted_inode() and makes
use of the generic IS_ENCRYPTED() macro to check for the encryption
status of an inode.

Acked-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
---
fs/f2fs/data.c | 4 ++--
fs/f2fs/dir.c | 10 +++++-----
fs/f2fs/file.c | 10 +++++-----
fs/f2fs/namei.c | 6 +++---
4 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 09d9fc1676a7..844ec573263e 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1491,7 +1491,7 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
}

if (size) {
- if (f2fs_encrypted_inode(inode))
+ if (IS_ENCRYPTED(inode))
flags |= FIEMAP_EXTENT_DATA_ENCRYPTED;

ret = fiemap_fill_next_extent(fieinfo, logical,
@@ -1764,7 +1764,7 @@ static inline bool check_inplace_update_policy(struct inode *inode,
if (policy & (0x1 << F2FS_IPU_ASYNC) &&
fio && fio->op == REQ_OP_WRITE &&
!(fio->op_flags & REQ_SYNC) &&
- !f2fs_encrypted_inode(inode))
+ !IS_ENCRYPTED(inode))
return true;

/* this is only set during fdatasync */
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index bacc667950b6..cf9e2564388d 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -385,7 +385,7 @@ struct page *f2fs_init_inode_metadata(struct inode *inode, struct inode *dir,
if (err)
goto put_error;

- if ((f2fs_encrypted_inode(dir) || dummy_encrypt) &&
+ if ((IS_ENCRYPTED(dir) || dummy_encrypt) &&
f2fs_may_encrypt(inode)) {
err = fscrypt_inherit_context(dir, inode, page, false);
if (err)
@@ -399,7 +399,7 @@ struct page *f2fs_init_inode_metadata(struct inode *inode, struct inode *dir,

if (new_name) {
init_dent_inode(new_name, page);
- if (f2fs_encrypted_inode(dir))
+ if (IS_ENCRYPTED(dir))
file_set_enc_name(inode);
}

@@ -808,7 +808,7 @@ int f2fs_fill_dentries(struct dir_context *ctx, struct f2fs_dentry_ptr *d,
de_name.name = d->filename[bit_pos];
de_name.len = le16_to_cpu(de->name_len);

- if (f2fs_encrypted_inode(d->inode)) {
+ if (IS_ENCRYPTED(d->inode)) {
int save_len = fstr->len;

err = fscrypt_fname_disk_to_usr(d->inode,
@@ -852,7 +852,7 @@ static int f2fs_readdir(struct file *file, struct dir_context *ctx)
struct fscrypt_str fstr = FSTR_INIT(NULL, 0);
int err = 0;

- if (f2fs_encrypted_inode(inode)) {
+ if (IS_ENCRYPTED(inode)) {
err = fscrypt_get_encryption_info(inode);
if (err && err != -ENOKEY)
goto out;
@@ -914,7 +914,7 @@ static int f2fs_readdir(struct file *file, struct dir_context *ctx)

static int f2fs_dir_open(struct inode *inode, struct file *filp)
{
- if (f2fs_encrypted_inode(inode))
+ if (IS_ENCRYPTED(inode))
return fscrypt_get_encryption_info(inode) ? -EACCES : 0;
return 0;
}
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 87794b2a45ff..6c7ad15000b9 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -585,7 +585,7 @@ static int truncate_partial_data_page(struct inode *inode, u64 from,
zero_user(page, offset, PAGE_SIZE - offset);

/* An encrypted inode should have a key and truncate the last page. */
- f2fs_bug_on(F2FS_I_SB(inode), cache_only && f2fs_encrypted_inode(inode));
+ f2fs_bug_on(F2FS_I_SB(inode), cache_only && IS_ENCRYPTED(inode));
if (!cache_only)
set_page_dirty(page);
f2fs_put_page(page, 1);
@@ -730,7 +730,7 @@ int f2fs_getattr(const struct path *path, struct kstat *stat,
stat->attributes |= STATX_ATTR_APPEND;
if (flags & F2FS_COMPR_FL)
stat->attributes |= STATX_ATTR_COMPRESSED;
- if (f2fs_encrypted_inode(inode))
+ if (IS_ENCRYPTED(inode))
stat->attributes |= STATX_ATTR_ENCRYPTED;
if (flags & F2FS_IMMUTABLE_FL)
stat->attributes |= STATX_ATTR_IMMUTABLE;
@@ -1587,7 +1587,7 @@ static long f2fs_fallocate(struct file *file, int mode,
if (!S_ISREG(inode->i_mode))
return -EINVAL;

- if (f2fs_encrypted_inode(inode) &&
+ if (IS_ENCRYPTED(inode) &&
(mode & (FALLOC_FL_COLLAPSE_RANGE | FALLOC_FL_INSERT_RANGE)))
return -EOPNOTSUPP;

@@ -1671,7 +1671,7 @@ static int f2fs_ioc_getflags(struct file *filp, unsigned long arg)
struct f2fs_inode_info *fi = F2FS_I(inode);
unsigned int flags = fi->i_flags;

- if (f2fs_encrypted_inode(inode))
+ if (IS_ENCRYPTED(inode))
flags |= F2FS_ENCRYPT_FL;
if (f2fs_has_inline_data(inode) || f2fs_has_inline_dentry(inode))
flags |= F2FS_INLINE_DATA_FL;
@@ -2430,7 +2430,7 @@ static int f2fs_move_file_range(struct file *file_in, loff_t pos_in,
if (!S_ISREG(src->i_mode) || !S_ISREG(dst->i_mode))
return -EINVAL;

- if (f2fs_encrypted_inode(src) || f2fs_encrypted_inode(dst))
+ if (IS_ENCRYPTED(src) || IS_ENCRYPTED(dst))
return -EOPNOTSUPP;

if (src == dst) {
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 99299ede7429..6ae37e0cf6e3 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -75,7 +75,7 @@ static struct inode *f2fs_new_inode(struct inode *dir, umode_t mode)
set_inode_flag(inode, FI_NEW_INODE);

/* If the directory encrypted, then we should encrypt the inode. */
- if ((f2fs_encrypted_inode(dir) || DUMMY_ENCRYPTION_ENABLED(sbi)) &&
+ if ((IS_ENCRYPTED(dir) || DUMMY_ENCRYPTION_ENABLED(sbi)) &&
f2fs_may_encrypt(inode))
f2fs_set_encrypted_inode(inode);

@@ -476,7 +476,7 @@ static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
if (err)
goto out_iput;
}
- if (f2fs_encrypted_inode(dir) &&
+ if (IS_ENCRYPTED(dir) &&
(S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode)) &&
!fscrypt_has_permitted_context(dir, inode)) {
f2fs_msg(inode->i_sb, KERN_WARNING,
@@ -803,7 +803,7 @@ static int f2fs_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
if (unlikely(f2fs_cp_error(sbi)))
return -EIO;

- if (f2fs_encrypted_inode(dir) || DUMMY_ENCRYPTION_ENABLED(sbi)) {
+ if (IS_ENCRYPTED(dir) || DUMMY_ENCRYPTION_ENABLED(sbi)) {
int err = fscrypt_get_encryption_info(dir);
if (err)
return err;
--
2.19.1