From: Benny Halevy <bhalevy.lists@gmail.com>
To: bfields@redhat.com
Cc: linux-nfs@vger.kernel.org, Christoph Hellwig <hch@infradead.org>
Subject: [PATCH 0/2] a couple fixes in nfsd4_release_lockowner
Date: Sun, 15 Dec 2013 17:50:26 +0200 [thread overview]
Message-ID: <52ADCFC2.7060504@gmail.com> (raw)
In-Reply-To: <52AADAF6.40700@primarydata.com>
changes from v1:
[PATCH v2 1/2] nfsd4: break from inner lookup loop in nfsd4_release_lockowner on first match
- initialize lo_list
- in case locks our found delete all previous matches from temporary list
[PATCH 2/2] nfsd4: ignore nfsv4.1 lockowners in nfsd4_release_lockowner
- added comment
On 12/13/2013 12:01 PM, Benny Halevy wrote:
> Bruce, while working on the state mutex elimination stuff I saw these two issues
> in nfsd4_release_lockowner. These patches are untested but I just wanted to quickly get
> your take on them.
>
> [PATCH 1/2] nfsd4: break from inner lookup loop in nfsd4_release_lockowner on first match
>
> looks like a potential list corruption risk.
>
> [PATCH 2/2] nfsd4: ignore nfsv4.1 lockowners in nfsd4_release_lockowner
>
> I'm not sure that 100% needed but since we keep both nfsv4.0 and v4.1 owners
> hashed on the same lists we don't want a v4.0 operation to accidentally
> touch v4.1 state.
>
> Benny
> --
> To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2013-12-15 15:50 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-13 10:01 [PATCH 0/2] a couple fixes in nfsd4_release_lockowner Benny Halevy
2013-12-13 10:03 ` [PATCH 1/2] nfsd4: break from inner lookup loop in nfsd4_release_lockowner on first match Benny Halevy
2013-12-13 14:44 ` J. Bruce Fields
2013-12-13 10:03 ` [PATCH 2/2] nfsd4: ignore nfsv4.1 lockowners in nfsd4_release_lockowner Benny Halevy
2013-12-13 14:12 ` Christoph Hellwig
2013-12-19 18:57 ` J. Bruce Fields
2013-12-15 15:50 ` Benny Halevy [this message]
2013-12-15 15:51 ` [PATCH v2 1/2] nfsd4: break from inner lookup loop in nfsd4_release_lockowner on first match Benny Halevy
2013-12-16 15:43 ` Peng Tao
2013-12-17 19:44 ` Benny Halevy
2013-12-20 2:06 ` Peng Tao
2013-12-19 19:32 ` J. Bruce Fields
2013-12-15 15:51 ` [PATCH v2 2/2] nfsd4: ignore nfsv4.1 lockowners in nfsd4_release_lockowner Benny Halevy
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=52ADCFC2.7060504@gmail.com \
--to=bhalevy.lists@gmail.com \
--cc=bfields@redhat.com \
--cc=hch@infradead.org \
--cc=linux-nfs@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.