All of lore.kernel.org
 help / color / mirror / Atom feed
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Matthew Garrett <mjg59@google.com>
Cc: linux-fsdevel@vger.kernel.org,
	David Howells <dhowells@redhat.com>,
	stable@vger.kernel.org
Subject: Re: [PATCH V2] Fix mounting with MS_I_VERSION
Date: Wed, 18 Oct 2017 23:52:44 +0100	[thread overview]
Message-ID: <20171018225244.GO21978@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20171018205626.25391-1-mjg59@google.com>

On Wed, Oct 18, 2017 at 01:56:26PM -0700, Matthew Garrett wrote:
> commit e462ec50cb5fa ("VFS: Differentiate mount flags (MS_*) from
> internal superblock flags") reworked the flags that are passed through
> do mount, and in the process dropped MS_I_VERSION. Confusingly, things
> continue working if the i_version mount option is used because that's
> directly passed to ext4 which interprets it, while iversion is turned
> into MS_I_VERSION and dropped on the floor. This breaks IMA and EVM and
> my heart. Pass SB_I_VERSION through, and update the consumers to use it
> instead of MS_I_VERSION.

Remaining bits applied on top of "vfs: fix mounting a filesystem with i_version".
And AFAICS Cc:stable is wrong - e462ec50cb5fa is not in 4.13...

  parent reply	other threads:[~2017-10-18 22:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-18 20:56 [PATCH V2] Fix mounting with MS_I_VERSION Matthew Garrett
2017-10-18 21:43 ` David Howells
2017-10-18 22:52 ` Al Viro [this message]
2017-10-18 22:53   ` Matthew Garrett

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=20171018225244.GO21978@ZenIV.linux.org.uk \
    --to=viro@zeniv.linux.org.uk \
    --cc=dhowells@redhat.com \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=mjg59@google.com \
    --cc=stable@vger.kernel.org \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.