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Message-Id: <20190218100433.20048-3-chandan@linux.ibm.com>
Date: Mon, 18 Feb 2019 15:34:25 +0530
From: Chandan Rajendra <chandan@...ux.ibm.com>
To: linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net,
linux-fscrypt@...r.kernel.org
Cc: Chandan Rajendra <chandan@...ux.vnet.ibm.com>, tytso@....edu,
adilger.kernel@...ger.ca, ebiggers@...nel.org, jaegeuk@...nel.org,
yuchao0@...wei.com
Subject: [RFC PATCH 02/10] f2fs: use IS_ENCRYPTED() to check encryption status
From: Chandan Rajendra <chandan@...ux.vnet.ibm.com>
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@...wei.com>
Reviewed-by: Eric Biggers <ebiggers@...gle.com>
Signed-off-by: Chandan Rajendra <chandan@...ux.vnet.ibm.com>
---
fs/f2fs/data.c | 4 ++--
fs/f2fs/dir.c | 10 +++++-----
fs/f2fs/f2fs.h | 7 +------
fs/f2fs/file.c | 10 +++++-----
fs/f2fs/inode.c | 4 ++--
fs/f2fs/namei.c | 6 +++---
6 files changed, 18 insertions(+), 23 deletions(-)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 2cba513b7b8c..dca01fbe9c21 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1495,7 +1495,7 @@ 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,
@@ -1769,7 +1769,7 @@ 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 50d0d36280fa..713b36a10a79 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);
}
@@ -819,7 +819,7 @@ int f2fs_fill_dentries(struct dir_context *ctx, struct f2fs_dentry_ptr *d,
goto out;
}
- if (f2fs_encrypted_inode(d->inode)) {
+ if (IS_ENCRYPTED(d->inode)) {
int save_len = fstr->len;
err = fscrypt_fname_disk_to_usr(d->inode,
@@ -862,7 +862,7 @@ 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;
@@ -924,7 +924,7 @@ 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/f2fs.h b/fs/f2fs/f2fs.h
index 0634b10697f0..520558a3fb63 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -3466,14 +3466,9 @@ void f2fs_unregister_sysfs(struct f2fs_sb_info *sbi);
/*
* crypto support
*/
-static inline bool f2fs_encrypted_inode(struct inode *inode)
-{
- return file_is_encrypt(inode);
-}
-
static inline bool f2fs_encrypted_file(struct inode *inode)
{
- return f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode);
+ return IS_ENCRYPTED(inode) && S_ISREG(inode->i_mode);
}
static inline void f2fs_set_encrypted_inode(struct inode *inode)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 07ebbf4e492d..dd8f1c38b436 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -586,7 +586,7 @@ 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);
@@ -731,7 +731,7 @@ 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;
@@ -2438,7 +2438,7 @@ 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/inode.c b/fs/f2fs/inode.c
index fe702cb3f4ec..5053944ed221 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -43,7 +43,7 @@ void f2fs_set_inode_flags(struct inode *inode)
new_fl |= S_NOATIME;
if (flags & F2FS_DIRSYNC_FL)
new_fl |= S_DIRSYNC;
- if (f2fs_encrypted_inode(inode))
+ if (file_is_encrypt(inode))
new_fl |= S_ENCRYPTED;
if (file_is_verity(inode))
new_fl |= S_VERITY;
@@ -455,7 +455,7 @@ struct inode *f2fs_iget(struct super_block *sb, unsigned long ino)
inode->i_mapping->a_ops = &f2fs_dblock_aops;
inode_nohighmem(inode);
} else if (S_ISLNK(inode->i_mode)) {
- if (f2fs_encrypted_inode(inode))
+ if (file_is_encrypt(inode))
inode->i_op = &f2fs_encrypted_symlink_inode_operations;
else
inode->i_op = &f2fs_symlink_inode_operations;
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 62d9829f3a6a..e967d27c1a89 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
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