From: Trond Myklebust <trondmy@primarydata.com>
To: "aglo@umich.edu" <aglo@umich.edu>
Cc: bcodding redhat <bcodding@redhat.com>,
"anna.schumaker@netapp.com" <anna.schumaker@netapp.com>,
"linux-nfs@vger.kernel.org" <linux-nfs@vger.kernel.org>
Subject: Re: [PATCH] NFSv4: Fix OPEN / CLOSE race
Date: Wed, 25 Oct 2017 20:35:15 +0000 [thread overview]
Message-ID: <1508963713.34108.8.camel@primarydata.com> (raw)
In-Reply-To: <CAN-5tyG2FD5ETWe3tTaH2BqikT=eA-oU8_--W-Jk=6tS8ZageA@mail.gmail.com>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next prev parent reply other threads:[~2017-10-25 20:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-25 17:37 [PATCH] NFSv4: Fix OPEN / CLOSE race Trond Myklebust
2017-10-25 19:37 ` Olga Kornievskaia
2017-10-25 20:35 ` Trond Myklebust [this message]
2017-10-25 20:39 ` Benjamin Coddington
2017-10-25 20:48 ` Trond Myklebust
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=1508963713.34108.8.camel@primarydata.com \
--to=trondmy@primarydata.com \
--cc=aglo@umich.edu \
--cc=anna.schumaker@netapp.com \
--cc=bcodding@redhat.com \
--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.