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-rw-r--r--fs/ext4/super.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 3ea2d60f33aa..3db5f17228b7 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1107,6 +1107,9 @@ static int ext4_drop_inode(struct inode *inode)
{
int drop = generic_drop_inode(inode);
+ if (!drop)
+ drop = fscrypt_drop_inode(inode);
+
trace_ext4_drop_inode(inode, drop);
return drop;
}
@@ -1179,6 +1182,7 @@ void ext4_clear_inode(struct inode *inode)
EXT4_I(inode)->jinode = NULL;
}
fscrypt_put_encryption_info(inode);
+ fsverity_cleanup_inode(inode);
}
static struct inode *ext4_nfs_get_inode(struct super_block *sb,
@@ -4285,6 +4289,9 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
#ifdef CONFIG_FS_ENCRYPTION
sb->s_cop = &ext4_cryptops;
#endif
+#ifdef CONFIG_FS_VERITY
+ sb->s_vop = &ext4_verityops;
+#endif
#ifdef CONFIG_QUOTA
sb->dq_op = &ext4_quota_operations;
if (ext4_has_feature_quota(sb))
@@ -4432,6 +4439,11 @@ no_journal:
goto failed_mount_wq;
}
+ if (ext4_has_feature_verity(sb) && blocksize != PAGE_SIZE) {
+ ext4_msg(sb, KERN_ERR, "Unsupported blocksize for fs-verity");
+ goto failed_mount_wq;
+ }
+
if (DUMMY_ENCRYPTION_ENABLED(sbi) && !sb_rdonly(sb) &&
!ext4_has_feature_encrypt(sb)) {
ext4_set_feature_encrypt(sb);
@@ -6108,6 +6120,10 @@ static int __init ext4_init_fs(void)
err = ext4_init_pending();
if (err)
+ goto out7;
+
+ err = ext4_init_post_read_processing();
+ if (err)
goto out6;
err = ext4_init_pageio();
@@ -6148,8 +6164,10 @@ out3:
out4:
ext4_exit_pageio();
out5:
- ext4_exit_pending();
+ ext4_exit_post_read_processing();
out6:
+ ext4_exit_pending();
+out7:
ext4_exit_es();
return err;
@@ -6166,6 +6184,7 @@ static void __exit ext4_exit_fs(void)
ext4_exit_sysfs();
ext4_exit_system_zone();
ext4_exit_pageio();
+ ext4_exit_post_read_processing();
ext4_exit_es();
ext4_exit_pending();
}