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authorLinus Torvalds <torvalds@linux-foundation.org>2017-11-14 11:35:15 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-11-14 11:35:15 -0800
commit32190f0afbf4f1c0a9142e5a886a078ee0b794fd (patch)
tree865f5cd7effacf40c02e7cda5c31fef8a0624c89 /fs/ext4/inode.c
parent37dc79565c4b7e735f190eaa6ed5bb6eb3d3968a (diff)
parenta0b3bc855374c50b5ea85273553485af48caf2f7 (diff)
downloadlinux-32190f0afbf4f1c0a9142e5a886a078ee0b794fd.tar.bz2
Merge tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt
Pull fscrypt updates from Ted Ts'o: "Lots of cleanups, mostly courtesy by Eric Biggers" * tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt: fscrypt: lock mutex before checking for bounce page pool fscrypt: add a documentation file for filesystem-level encryption ext4: switch to fscrypt_prepare_setattr() ext4: switch to fscrypt_prepare_lookup() ext4: switch to fscrypt_prepare_rename() ext4: switch to fscrypt_prepare_link() ext4: switch to fscrypt_file_open() fscrypt: new helper function - fscrypt_prepare_setattr() fscrypt: new helper function - fscrypt_prepare_lookup() fscrypt: new helper function - fscrypt_prepare_rename() fscrypt: new helper function - fscrypt_prepare_link() fscrypt: new helper function - fscrypt_file_open() fscrypt: new helper function - fscrypt_require_key() fscrypt: remove unneeded empty fscrypt_operations structs fscrypt: remove ->is_encrypted() fscrypt: switch from ->is_encrypted() to IS_ENCRYPTED() fs, fscrypt: add an S_ENCRYPTED inode flag fscrypt: clean up include file mess
Diffstat (limited to 'fs/ext4/inode.c')
-rw-r--r--fs/ext4/inode.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 90afeb7293a6..168a1b499cdf 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4590,10 +4590,13 @@ void ext4_set_inode_flags(struct inode *inode)
new_fl |= S_DIRSYNC;
if (test_opt(inode->i_sb, DAX) && S_ISREG(inode->i_mode) &&
!ext4_should_journal_data(inode) && !ext4_has_inline_data(inode) &&
- !ext4_encrypted_inode(inode))
+ !(flags & EXT4_ENCRYPT_FL))
new_fl |= S_DAX;
+ if (flags & EXT4_ENCRYPT_FL)
+ new_fl |= S_ENCRYPTED;
inode_set_flags(inode, new_fl,
- S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC|S_DAX);
+ S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC|S_DAX|
+ S_ENCRYPTED);
}
static blkcnt_t ext4_inode_blocks(struct ext4_inode *raw_inode,
@@ -5309,6 +5312,10 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr)
if (error)
return error;
+ error = fscrypt_prepare_setattr(dentry, attr);
+ if (error)
+ return error;
+
if (is_quota_modification(inode, attr)) {
error = dquot_initialize(inode);
if (error)
@@ -5354,14 +5361,6 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr)
loff_t oldsize = inode->i_size;
int shrink = (attr->ia_size <= inode->i_size);
- if (ext4_encrypted_inode(inode)) {
- error = fscrypt_get_encryption_info(inode);
- if (error)
- return error;
- if (!fscrypt_has_encryption_key(inode))
- return -ENOKEY;
- }
-
if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))) {
struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);