fstests.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Miklos Szeredi <miklos@szeredi.hu>
To: Amir Goldstein <amir73il@gmail.com>
Cc: Eryu Guan <guaneryu@gmail.com>,
	overlayfs <linux-unionfs@vger.kernel.org>,
	fstests <fstests@vger.kernel.org>
Subject: Re: [PATCH v2 0/5] Test overlayfs readdir cache
Date: Mon, 26 Apr 2021 15:12:57 +0200	[thread overview]
Message-ID: <CAJfpegvf=6FPgSBfz73Lu+7DV2T8A+E4CzzsNjfqSbmJccY4VA@mail.gmail.com> (raw)
In-Reply-To: <CAOQ4uxiEx-KcMYdfM9yLygvD5eYgs_58kOvr0NabKqgpB0ybug@mail.gmail.com>

On Mon, Apr 26, 2021 at 12:15 PM Amir Goldstein <amir73il@gmail.com> wrote:
>
> On Mon, Apr 26, 2021 at 1:07 PM Miklos Szeredi <miklos@szeredi.hu> wrote:

> > The other case you found it that in case of a stale direntry the i_ino
> > update will be skipped and so it will return an inconsistent result,
> > right?
>
> Right. It returns a stale entry with the old real ino.
> Not sure if that is an "inconsistent" result.
> inconsistent w.r.t what?

It's inconsistent with previous (before the entry got deleted)
st_ino/i_ino.  This should actually be testable.

But it was a long time ago that I fully understood the readdir code,
so I might be missing something.

Thanks,
Miklos

  reply	other threads:[~2021-04-26 13:13 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-25  7:14 [PATCH v2 0/5] Test overlayfs readdir cache Amir Goldstein
2021-04-25  7:14 ` [PATCH v2 1/5] src/t_dir_offset2: Add an option to limit of buffer size Amir Goldstein
2021-04-25  7:14 ` [PATCH v2 2/5] src/t_dir_offset2: Add an option to find file by name Amir Goldstein
2021-04-25  7:14 ` [PATCH v2 3/5] src/t_dir_offset2: Add option to create or unlink file Amir Goldstein
2021-04-25  7:14 ` [PATCH v2 4/5] generic: Test readdir of modified directrory Amir Goldstein
2021-04-25  7:14 ` [PATCH v2 5/5] overlay: Test invalidate of readdir cache Amir Goldstein
2021-04-26 10:07 ` [PATCH v2 0/5] Test overlayfs " Miklos Szeredi
2021-04-26 10:15   ` Amir Goldstein
2021-04-26 13:12     ` Miklos Szeredi [this message]
2021-04-26 15:22       ` Amir Goldstein

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='CAJfpegvf=6FPgSBfz73Lu+7DV2T8A+E4CzzsNjfqSbmJccY4VA@mail.gmail.com' \
    --to=miklos@szeredi.hu \
    --cc=amir73il@gmail.com \
    --cc=fstests@vger.kernel.org \
    --cc=guaneryu@gmail.com \
    --cc=linux-unionfs@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 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).