linux-ext4 - Re: [PATCH] fscrypt: support passing a keyring key to FS_IOC_ADD_ENCRYPTION

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Message-ID: <20191115225319.GB29389@linux.intel.com>
Date:   Sat, 16 Nov 2019 00:53:19 +0200
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Eric Biggers <ebiggers@...nel.org>
Cc:     linux-fscrypt@...r.kernel.org, "Theodore Y . Ts'o" <tytso@....edu>,
        Jaegeuk Kim <jaegeuk@...nel.org>,
        Paul Crowley <paulcrowley@...gle.com>,
        Paul Lawrence <paullawrence@...gle.com>,
        keyrings@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net,
        linux-mtd@...ts.infradead.org, David Howells <dhowells@...hat.com>,
        Ondrej Mosnacek <omosnace@...hat.com>,
        Ondrej Kozina <okozina@...hat.com>
Subject: Re: [PATCH] fscrypt: support passing a keyring key to
 FS_IOC_ADD_ENCRYPTION_KEY

On Fri, Nov 15, 2019 at 11:22:27AM -0800, Eric Biggers wrote:
> On Fri, Nov 15, 2019 at 07:28:53PM +0200, Jarkko Sakkinen wrote:
> > 
> > I don't see anything obviously wrong. Just would reformat it a bit.
> > How you tested it?
> > 
> 
> I'm not sure all the blank lines you're suggesting would be an improvement.
> The ones in fscrypt_provisioning_key_preparse() might make sense though.

OK. Some of this aesthics comes from the feedback that I've received
during Intel SGX patch set review process (of course subsystem is
different i.e. x86). I tend to agree at least that before a new
conditional statement it is more readable if there is a blank line
before it.

> I'm working on an xfstest for this:
> 
> 	https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/xfstests-dev.git/commit/?h=fscrypt-provisioning&id=24ab6abb7cf6a80be44b7c72b73f0519ccaa5a97
> 
> It's not quite ready, though.  I'll post it for review when it is.
> 
> Someone is also planning to update Android userspace to use this.  So if there
> are any issues from that, I'll hear about it.

Cool. Can you combine this patch and matching test (once it is done) to
a patch set?

/Jarkko