From: Mimi Zohar <zohar@linux.ibm.com>
To: Goldwyn Rodrigues <rgoldwyn@suse.de>, James Morris <jmorris@namei.org>
Cc: linux-integrity@vger.kernel.org, linux-unionfs@vger.kernel.org,
iforster@suse.de, fvogt@suse.de, miklos@szeredi.hu
Subject: Re: [PATCH v2] Open a new file instance if no read permissions
Date: Wed, 10 Oct 2018 15:04:42 -0400 [thread overview]
Message-ID: <1539198282.3585.6.camel@linux.ibm.com> (raw)
In-Reply-To: <20181009151233.lxgm5c73epofi6r3@merlin>
Hi Goldwyn,
On Tue, 2018-10-09 at 10:12 -0500, Goldwyn Rodrigues wrote:
> Open a new file instance as opposed to changing file->f_mode when
> the file is not readable. This is done to accomodate
> overlayfs stacked file operations change. The real struct file is hidden
> behind the overlays struct file. So, any file->f_mode manipulations are
> not reflected on the real struct file. Open the file again in read mode
> if original file cannot be read, read and calculate the hash.
>
> Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Thanks! I'm waiting for it to hit linux-next, before sending James
the linux-integrity pull request.
Mimi
prev parent reply other threads:[~2018-10-10 19:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-09 15:12 [PATCH v2] Open a new file instance if no read permissions Goldwyn Rodrigues
2018-10-10 19:04 ` Mimi Zohar [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1539198282.3585.6.camel@linux.ibm.com \
--to=zohar@linux.ibm.com \
--cc=fvogt@suse.de \
--cc=iforster@suse.de \
--cc=jmorris@namei.org \
--cc=linux-integrity@vger.kernel.org \
--cc=linux-unionfs@vger.kernel.org \
--cc=miklos@szeredi.hu \
--cc=rgoldwyn@suse.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).