Bug 1315559 - SEEK_HOLE and SEEK_DATA should return EINVAL when protocol support is missing
Summary: SEEK_HOLE and SEEK_DATA should return EINVAL when protocol support is missing
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: GlusterFS
Classification: Community
Component: libgfapi
Version: 3.5.9
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Niels de Vos
QA Contact: Sudhir D
URL:
Whiteboard:
Depends On: 1315557
Blocks: glusterfs-3.5.9
TreeView+ depends on / blocked
 
Reported: 2016-03-08 04:45 UTC by Niels de Vos
Modified: 2016-06-17 16:22 UTC (History)
1 user (show)

Fixed In Version: glusterfs-3.5.9
Doc Type: Bug Fix
Doc Text:
Clone Of: 1315557
Environment:
Last Closed: 2016-06-17 16:22:42 UTC
Regression: ---
Mount Type: ---
Documentation: ---
CRM:
Verified Versions:
Embargoed:


Attachments (Terms of Use)

Description Niels de Vos 2016-03-08 04:45:21 UTC
+++ This bug was initially created as a clone of Bug #1315557 +++

Description of problem:
GlusterFS 3.7 and earlier do not have support for the (new) SEEK FOP. There is no check in glfs_lseek() for unknown SEEK_* operations, this needs to be added

Version-Release number of selected component (if applicable):
3.7 and before

How reproducible:
100%

Steps to Reproduce:
1. call glfs_lseek(..., ..., SEEK_DATA)

Actual results:
No error is returned.

Expected results:
-1 should get returned, and errno should have been set to EINVAL.

Additional info:
Found through code inspection while replying to http://lists.nongnu.org/archive/html/qemu-block/2016-03/msg00119.html

Comment 1 Vijay Bellur 2016-03-08 04:55:46 UTC
REVIEW: http://review.gluster.org/13634 (gfapi: return EINVAL for unsupported  lseek() operations) posted (#1) for review on release-3.5 by Niels de Vos (ndevos)

Comment 2 Vijay Bellur 2016-03-08 05:19:57 UTC
REVIEW: http://review.gluster.org/13634 (gfapi: return EINVAL for unsupported  lseek() operations) posted (#2) for review on release-3.5 by Niels de Vos (ndevos)

Comment 3 Vijay Bellur 2016-03-09 05:21:36 UTC
COMMIT: http://review.gluster.org/13634 committed in release-3.5 by Niels de Vos (ndevos) 
------
commit 206ccaa4f417da633af3860a3ffae896d517fdd0
Author: Niels de Vos <ndevos>
Date:   Tue Mar 8 05:39:01 2016 +0100

    gfapi: return EINVAL for unsupported  lseek() operations
    
    GlusterFS 3.8 contains support for SEEK_DATA/SEEK_HOLE. This protocol
    extension is not available in 3.5. libgfapi needs to handle unsupported
    SEEK_* operations correctly, by returning -1 and setting errno to
    EINVAL.
    
    This change is different from the patch in the master branch, it is only
    needed to do the improved error checking in this version.
    
    BUG: 1315559
    Change-Id: I142dde11923244809b03fcca8cd4c2f7d5ff3929
    Signed-off-by: Niels de Vos <ndevos>
    Reviewed-on: http://review.gluster.org/13634
    NetBSD-regression: NetBSD Build System <jenkins.org>
    Smoke: Gluster Build System <jenkins.com>
    CentOS-regression: Gluster Build System <jenkins.com>
    Reviewed-by: Shyamsundar Ranganathan <srangana>

Comment 4 Niels de Vos 2016-06-17 16:22:42 UTC
This bug is getting closed because a release has been made available that should address the reported issue. In case the problem is still not fixed with glusterfs-3.5.9, please open a new bug report.

glusterfs-3.5.9 has been announced on the Gluster mailinglists [1] a while back, and packages for several distributions should be available by now.

[1] http://thread.gmane.org/gmane.comp.file-systems.gluster.maintainers/486


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