From: bugzilla-daemon@bugzilla.kernel.org
To: linux-ext4@vger.kernel.org
Subject: [Bug 50981] ext4 : DATA CORRUPTION read and write on same 4096 page range
Date: Mon, 26 Nov 2012 10:30:13 +0000 (UTC) [thread overview]
Message-ID: <20121126103013.637D411FB81@bugzilla.kernel.org> (raw)
In-Reply-To: <bug-50981-13602@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=50981
--- Comment #4 from Lukas Czerner <lczerner@redhat.com> 2012-11-26 10:30:13 ---
Yes, that's what I said XFS has its own read/write exclusion. However we're
reading/writing a single page here and page read/write shoud be atomic so we
should _not_ see page with mixed data. Basically the page should be locked when
we copy data from/to it,
-Lukas
--
Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are watching the assignee of the bug.
next prev parent reply other threads:[~2012-11-26 10:30 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-25 16:31 [Bug 50981] New: ext4 : DATA CORRUPTION read and write on same 4096 page range bugzilla-daemon
2012-11-26 5:55 ` [Bug 50981] " bugzilla-daemon
2012-11-26 8:34 ` bugzilla-daemon
2012-11-26 10:16 ` bugzilla-daemon
2012-11-26 10:30 ` bugzilla-daemon [this message]
2012-11-26 11:18 ` bugzilla-daemon
2012-11-26 11:27 ` bugzilla-daemon
2012-11-26 11:32 ` bugzilla-daemon
2012-11-26 12:17 ` bugzilla-daemon
2012-11-26 12:17 ` bugzilla-daemon
2012-11-26 12:22 ` bugzilla-daemon
2012-11-26 12:26 ` [Bug 50981] generic_file_aio_read ?: No locking means " bugzilla-daemon
2012-11-26 13:21 ` Theodore Ts'o
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=20121126103013.637D411FB81@bugzilla.kernel.org \
--to=bugzilla-daemon@bugzilla.kernel.org \
--cc=linux-ext4@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.