Bug 647601 – Direct IO write to a file on an nfs mount does not work [rhel-5.5.z]

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Bug 647601 - Direct IO write to a file on an nfs mount does not work [rhel-5.5.z]

Summary:	Direct IO write to a file on an nfs mount does not work [rhel-5.5.z]

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat Enterprise Linux 5
Classification:	Red Hat
Component:	kernel (Show other bugs)
Sub Component:
Version:	5.6
Hardware:	Unspecified Unspecified

Priority	urgent Severity urgent
Target Milestone:	rc
Target Release:	---
Assigned To:	Jiri Pirko
QA Contact:	Red Hat Kernel QE team
Docs Contact:

URL:
Whiteboard:
Keywords:	Regression, TestBlocker, ZStream

Depends On:	647297
Blocks:	647051
	Show dependency tree / graph

Reported:	2010-10-28 17:11 EDT by Benjamin Kahn
Modified:	2015-05-04 21:21 EDT (History)
CC List:	17 users (show)

See Also:
Fixed In Version:	kernel-2.6.18-194.25.1.el5
Doc Type:	Bug Fix
Doc Text:	Performing a Direct IO write operation to a file on an NFS mount did not work. With this update, the minor error in the source code was fixed and the Direct IO operation works as expected.
Story Points:	---
Clone Of:
Environment:
Last Closed:	2010-11-09 13:08:34 EST
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2010:0839	normal	SHIPPED_LIVE	Moderate: kernel security and bug fix update	2010-11-09 13:06:20 EST

Groups: None (edit)

Description Benjamin Kahn 2010-10-28 17:11:46 EDT

This bug has been copied from bug #647297 and has been proposed
to be backported to 5.5 z-stream (EUS).

Comment 4 Jiri Pirko 2010-10-30 17:36:37 EDT

in kernel-2.6.18-194.25.1.el5

linux-2.6-fs-nfs-fix-regression-in-nfs-direct-i-o-path.patch

Comment 8 errata-xmlrpc 2010-11-09 13:08:34 EST

An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2010-0839.html

Comment 9 Martin Prpič 2010-11-11 09:09:07 EST

    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
Performing a Direct IO write operation to a file on an NFS mount did not work. With this update, the minor error in the source code was fixed and the Direct IO operation works as expected.

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