From: Trond Myklebust <trond.myklebust@fys.uio.no>
To: Bob Bell <b_linuxnfs-Y/+76LoPTq9wBoktGHYdvgC/G2K4zDHf@public.gmane.org>
Cc: linux-nfs@vger.kernel.org
Subject: Re: [PATCH 2/3] NFS: Add NFS_MOUNT_NONEGDE flag to avoid caching negative dentries
Date: Tue, 15 Jan 2008 11:52:52 -0500 [thread overview]
Message-ID: <1200415972.7702.7.camel@heimdal.trondhjem.org> (raw)
In-Reply-To: <20080115163013.GC18911-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
On Tue, 2008-01-15 at 11:30 -0500, Bob Bell wrote:
> From: Bob Bell <bell_robert@emc.com>
>
> Add NFS_MOUNT_NONEGDE mount flag. When this flag is set on a mounted
> NFS filesystem, negative dentries for that filesystem will not be
> cached. This can help address cache coherency when the NFS server does
> not provide sufficiently fine-grained timestamps to consistently
> distinguish when a directory has been modified, though performance when
> repeatedly accessing filenames for files that do not exist may be
> impacted.
>
> Signed-off-by: Bob Bell <bell_robert@emc.com>
> ---
The patch itself looks OK. My only gripe is the two names 'negde' and
'nonegde'. Can we find something that rolls a bit more smoothly off the
tongue?
How about something like 'cacheneglookup' 'nocacheneglookup'? Better
suggestions, anyone?
Cheers
Trond
next prev parent reply other threads:[~2008-01-15 16:52 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-15 16:27 [PATCH 0/3] Intro: Better handling coarse-grained timestamps Bob Bell
[not found] ` <20080115162658.GA18911-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
2008-01-15 16:29 ` [PATCH 1/3] NFS: Check nlinks count Bob Bell
2008-01-15 16:30 ` [PATCH 2/3] NFS: Add NFS_MOUNT_NONEGDE flag to avoid caching negative dentries Bob Bell
[not found] ` <20080115163013.GC18911-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
2008-01-15 16:52 ` Trond Myklebust [this message]
[not found] ` <1200415972.7702.7.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-01-15 17:04 ` Chuck Lever
2008-01-15 17:14 ` Trond Myklebust
2008-01-16 1:22 ` Bob Bell
[not found] ` <20080116012209.GB26010-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
2008-01-16 2:42 ` Trond Myklebust
[not found] ` <1200451350.28088.43.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-01-16 12:49 ` Steve Dickson
[not found] ` <478DFD5A.1040501-AfCzQyP5zfLQT0dZR+AlfA@public.gmane.org>
2008-01-16 19:43 ` Muntz, Daniel
[not found] ` <01AE8AF878612047A442668306EAEB05018178E7-Ye0EzW0T4yEQ4vjYWPuN5KYtpRd4g51m@public.gmane.org>
2008-01-16 20:43 ` Trond Myklebust
[not found] ` <1200516219.6932.22.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-01-16 20:49 ` Chuck Lever
2008-01-16 21:12 ` Risto Bell
[not found] ` <478E7345.8080003-+wT8y+m8/X5BDgjK7y7TUQ@public.gmane.org>
2008-01-16 21:56 ` Trond Myklebust
[not found] ` <1200520574.15282.24.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-01-16 22:09 ` Chuck Lever
2008-01-16 23:21 ` Trond Myklebust
2008-01-18 15:29 ` Bob Bell
[not found] ` <20080118152902.GF7128-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
2008-01-18 20:00 ` Muntz, Daniel
[not found] ` <01AE8AF878612047A442668306EAEB0501817BA4-Ye0EzW0T4yEQ4vjYWPuN5KYtpRd4g51m@public.gmane.org>
2008-01-19 1:28 ` Bob Bell
2008-01-18 21:12 ` Chuck Lever
2008-01-18 21:17 ` Trond Myklebust
2008-01-15 16:31 ` [PATCH 3/3] nfs-utils: Add nonegde mount option Bob Bell
[not found] ` <20080115163130.GD18911-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
2008-01-15 16:42 ` Chuck Lever
2008-01-16 1:13 ` Bob Bell
[not found] ` <20080116011305.GA26010-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
2008-01-16 20:45 ` Chuck Lever
2008-01-16 1:55 ` [PATCH 0/3] Intro: Better handling coarse-grained timestamps Bob Bell
[not found] ` <20080116015526.GC26010-y89O8yXFYpDSsb2jM9SCN5/hYUUxywnI@public.gmane.org>
2008-01-16 2:18 ` Trond Myklebust
[not found] ` <1200449912.28088.22.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-01-16 17:16 ` david m. richter
2008-01-16 19:47 ` Trond Myklebust
[not found] ` <1200512872.6932.8.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-01-16 20:09 ` david m. richter
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=1200415972.7702.7.camel@heimdal.trondhjem.org \
--to=trond.myklebust@fys.uio.no \
--cc=b_linuxnfs-Y/+76LoPTq9wBoktGHYdvgC/G2K4zDHf@public.gmane.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox