Hi Chandan,

On Mon, Nov 19, 2018 at 10:53:23AM +0530, Chandan Rajendra wrote:
> This commit now uses IS_VERITY() macro to check if fsverity is
> enabled on an inode.
> 
> Signed-off-by: Chandan Rajendra <chan...@linux.vnet.ibm.com>
> ---
>  fs/f2fs/file.c  | 6 +++---
>  fs/f2fs/inode.c | 4 +++-
>  2 files changed, 6 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index 6c7ad15000b9..2eb4821d95d1 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -491,7 +491,7 @@ static int f2fs_file_open(struct inode *inode, struct 
> file *filp)
>       if (err)
>               return err;
>  
> -     if (f2fs_verity_file(inode)) {
> +     if (IS_VERITY(inode)) {
>               err = fsverity_file_open(inode, filp);
>               if (err)
>                       return err;
> @@ -701,7 +701,7 @@ int f2fs_getattr(const struct path *path, struct kstat 
> *stat,
>       struct f2fs_inode *ri;
>       unsigned int flags;
>  
> -     if (f2fs_verity_file(inode)) {
> +     if (IS_VERITY(inode)) {
>               /*
>                * For fs-verity we need to override i_size with the original
>                * data i_size.  This requires I/O to the file which with
> @@ -800,7 +800,7 @@ int f2fs_setattr(struct dentry *dentry, struct iattr 
> *attr)
>       if (err)
>               return err;
>  
> -     if (f2fs_verity_file(inode)) {
> +     if (IS_VERITY(inode)) {
>               err = fsverity_prepare_setattr(dentry, attr);
>               if (err)
>                       return err;
> diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
> index ddef483ad689..02806feed64c 100644
> --- a/fs/f2fs/inode.c
> +++ b/fs/f2fs/inode.c
> @@ -45,9 +45,11 @@ void f2fs_set_inode_flags(struct inode *inode)
>               new_fl |= S_DIRSYNC;
>       if (f2fs_encrypted_inode(inode))
>               new_fl |= S_ENCRYPTED;
> +     if (f2fs_verity_file(inode))
> +             new_fl |= S_VERITY;
>       inode_set_flags(inode, new_fl,
>                       S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC|
> -                     S_ENCRYPTED);
> +                     S_ENCRYPTED|S_VERITY);
>  }
>  
>  static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
> -- 
> 2.19.1

Like the ext4 patch, it's missing syncing the verity flag to the VFS inode
during FS_IOC_ENABLE_VERITY:

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 4f58d5840d17..841019d8bc96 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -2207,6 +2207,7 @@ static int f2fs_set_verity(struct inode *inode, loff_t 
data_i_size)
                return err;
 
        file_set_verity(inode);
+       f2fs_set_inode_flags(inode);
        f2fs_mark_inode_dirty_sync(inode, true);
        return 0;
 }


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