linux-ext4 - Re: [PATCH 4/7] Add S_VERITY and IS

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Message-Id: <2582039.3lrkY9mNPa@localhost.localdomain>
Date:   Tue, 27 Nov 2018 19:00:21 +0530
From:   Chandan Rajendra <chandan@...ux.vnet.ibm.com>
To:     Eric Biggers <ebiggers@...nel.org>
Cc:     linux-fscrypt@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, tytso@....edu
Subject: Re: [PATCH 4/7] Add S_VERITY and IS_VERITY()

On Tuesday, November 27, 2018 5:38:38 AM IST Eric Biggers wrote:
> Hi Chandan,
> 
> On Mon, Nov 19, 2018 at 10:53:21AM +0530, Chandan Rajendra wrote:
> > Similar to S_ENCRYPTED/IS_ENCRYPTED(), this commit adds
> > S_VERITY/IS_VERITY() to be able to check if a VFS inode has verity
> > information associated with it.
> > 
> > Signed-off-by: Chandan Rajendra <chandan@...ux.vnet.ibm.com>
> > ---
> >  include/linux/fs.h | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/include/linux/fs.h b/include/linux/fs.h
> > index bcfc40062757..8129617c9718 100644
> > --- a/include/linux/fs.h
> > +++ b/include/linux/fs.h
> > @@ -1938,6 +1938,7 @@ struct super_operations {
> >  #define S_DAX		0	/* Make all the DAX code disappear */
> >  #endif
> >  #define S_ENCRYPTED	16384	/* Encrypted file (using fs/crypto/) */
> > +#define S_VERITY	32768	/* File with fsverity info (using fs/verity) */
> >  
> 
> The comment for S_VERITY is misleading because IS_VERITY() is used to check
> whether the verity bit is set *before* the fsverity_info is created.
> 
> Can you change it to just mirror the fscrypt comment?
> 
> #define S_VERITY	32768	/* Verity file (using fs/verity/) */

I will fix this up.

-- 
chandan