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From: jim owens <jowens@hp.com>
To: Dave Chinner <david@fromorbit.com>
Cc: linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 0/4] Fiemap, an extent mapping ioctl - round 2
Date: Thu, 03 Jul 2008 08:21:26 -0400	[thread overview]
Message-ID: <486CC446.1050602@hp.com> (raw)
In-Reply-To: <20080703111726.GZ29319@disturbed>

Dave Chinner wrote:

> xfs_bmap provides an atomic sync and mapping.

By the way, I still fail to see how doing fiemap-with-SYNC
in XFS has any more value than doing fsync(), fiemap().

In both cases the returned extent information is only
guaranteed if there are 0 other threads changing the file.

(Well OK, it is 1 less system call being made)

jim

  parent reply	other threads:[~2008-07-03 12:21 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-25 22:18 [PATCH 0/4] Fiemap, an extent mapping ioctl - round 2 Mark Fasheh
2008-06-26  3:03 ` Andreas Dilger
2008-06-26  9:36 ` Jamie Lokier
2008-06-26 10:24   ` Andreas Dilger
2008-06-26 11:37     ` Anton Altaparmakov
2008-06-26 12:19     ` Jamie Lokier
2008-06-26 13:16       ` Dave Chinner
2008-06-26 13:27         ` Jamie Lokier
2008-06-26 13:48         ` Eric Sandeen
2008-06-26 14:16           ` Jamie Lokier
2008-06-26 16:56             ` Andreas Dilger
2008-06-29 19:12               ` Anton Altaparmakov
2008-06-29 21:45                 ` Dave Chinner
2008-06-30 22:57                   ` Jamie Lokier
2008-06-30 23:07                     ` Mark Fasheh
2008-07-01  2:01                       ` Brad Boyer
2008-07-02  6:38                         ` Andreas Dilger
2008-07-02  6:33                 ` Andreas Dilger
2008-07-02 14:26                   ` Jamie Lokier
2008-06-26 17:17       ` Andreas Dilger
2008-06-26 14:03 ` Eric Sandeen
2008-06-27  1:41   ` Dave Chinner
2008-06-27  9:41     ` Jamie Lokier
2008-06-27 10:01       ` Dave Chinner
2008-06-27 10:32         ` Jamie Lokier
2008-06-27 22:48       ` Andreas Dilger
2008-06-28  4:21         ` Eric Sandeen
2008-07-02  6:26           ` Andreas Dilger
2008-07-02 14:28             ` Jamie Lokier
2008-07-02 21:20               ` Mark Fasheh
2008-07-03 14:45                 ` Jamie Lokier
2008-06-26 14:04 ` Dave Kleikamp
2008-06-26 14:15   ` Eric Sandeen
2008-06-26 14:27     ` Dave Kleikamp
2008-07-02 23:48       ` jim owens
2008-07-03 11:17         ` Dave Chinner
2008-07-03 12:11           ` jim owens
2008-07-03 22:51             ` Dave Chinner
2008-07-04  8:31               ` Andreas Dilger
2008-07-04 12:13               ` Jamie Lokier
2008-07-07  7:40                 ` Dave Chinner
2008-07-07 16:53                   ` Jamie Lokier
2008-07-07 22:51                     ` Dave Chinner
2008-07-07 21:16               ` jim owens
2008-07-08  3:01                 ` Dave Chinner
2008-07-07 22:02               ` jim owens
2008-07-09  2:03                 ` Jamie Lokier
2008-07-03 12:21           ` jim owens [this message]
2008-07-03 12:42             ` Andi Kleen
2008-07-04 20:32             ` Anton Altaparmakov
2008-07-05 10:49               ` Jamie Lokier
2008-07-05 21:44                 ` Anton Altaparmakov
2008-07-07 23:01               ` jim owens
2008-07-08  1:51                 ` Dave Chinner
2008-07-08 13:02                   ` jim owens
2008-07-08 14:03                     ` jim owens
2008-07-08 14:39                       ` jim owens
2008-07-08 14:30                     ` Theodore Tso
2008-07-09  1:50                       ` Jamie Lokier
2008-06-26 17:01   ` Andreas Dilger
2008-07-03 14:37 ` jim owens
2008-07-03 15:17   ` Jamie Lokier
2008-07-04  8:49     ` Andreas Dilger
2008-07-04 11:28       ` Jamie Lokier
2008-07-03 23:00   ` Dave Chinner
2008-07-04  9:00   ` Andreas Dilger
2008-07-07 23:28     ` jim owens
2008-07-09  1:53       ` Jamie Lokier
2008-07-09 15:01         ` jim owens
2008-07-08  0:06     ` jim owens

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