From: Theodore Tso <tytso@mit.edu>
To: Alex Tomas <bzzz@sun.com>
Cc: Thierry Vignaud <tvignaud@mandriva.com>,
Kevin Shanahan <kmshanah@ucwb.org.au>,
Andreas Dilger <adilger@sun.com>,
linux-ext4@vger.kernel.org
Subject: Re: More ext4 acl/xattr corruption - 4th occurence now
Date: Tue, 19 May 2009 11:04:30 -0400 [thread overview]
Message-ID: <20090519150430.GC7927@mit.edu> (raw)
In-Reply-To: <4A129FA0.9050500@sun.com>
On Tue, May 19, 2009 at 04:01:36PM +0400, Alex Tomas wrote:
> Theodore Tso wrote:
>> On the other hand, most of the time writes into the directory will
>> tend to be into pre-existing free space; but if you had two parallel
>> cp's copying a large number of files into the same directory, that
>> could certainly happen.
>
> isn't access to a directory protected with i_mutex ?
Hmm, good point. Yes, that should prevent problems with directories.
So there should only be a problem when two processes are writing to
the same file at the same time.
- Ted
next prev parent reply other threads:[~2009-05-19 15:04 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-13 6:26 More ext4 acl/xattr corruption - 4th occurence now Kevin Shanahan
2009-05-13 23:56 ` Kevin Shanahan
2009-05-14 4:40 ` Theodore Tso
2009-05-14 11:07 ` Kevin Shanahan
2009-05-14 11:17 ` Manish Katiyar
2009-05-14 12:30 ` Theodore Tso
2009-05-14 13:25 ` Kevin Shanahan
2009-05-14 14:07 ` Theodore Tso
2009-05-14 14:30 ` Kevin Shanahan
2009-05-14 15:44 ` Eric Sandeen
2009-05-14 21:07 ` Kevin Shanahan
2009-05-14 21:08 ` Eric Sandeen
2009-05-14 16:12 ` Theodore Tso
2009-05-14 21:02 ` Kevin Shanahan
2009-05-14 21:23 ` Theodore Tso
2009-05-14 21:33 ` Kevin Shanahan
2009-05-15 23:18 ` Kevin Shanahan
2009-05-15 1:21 ` Eric Sandeen
2009-05-15 12:50 ` Theodore Tso
2009-05-15 12:58 ` Eric Sandeen
2009-05-15 15:24 ` Eric Sandeen
2009-05-15 16:27 ` Eric Sandeen
2009-05-15 4:55 ` Aneesh Kumar K.V
2009-05-15 10:11 ` Theodore Tso
2009-05-15 13:07 ` Theodore Tso
2009-05-19 10:00 ` Thierry Vignaud
2009-05-19 11:36 ` Theodore Tso
2009-05-19 12:01 ` Alex Tomas
2009-05-19 15:04 ` Theodore Tso [this message]
2009-05-19 15:16 ` Alex Tomas
2009-05-19 15:18 ` Thierry Vignaud
2009-05-15 3:57 ` Alex Tomas
2009-05-15 4:58 ` Aneesh Kumar K.V
2009-05-15 10:27 ` Theodore Tso
2009-05-18 2:14 ` [PATCH] ext4: Add a comprehensive block validity check to ext4_get_blocks() (Was: More ext4 acl/xattr corruption - 4th occurence now) Theodore Tso
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