[Bugs] [Bug 1250864] New: ec returns EIO error in cases where a more specific error could be returned

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1250864

            Bug ID: 1250864
           Summary: ec returns EIO error in cases where a more specific
                    error could be returned
           Product: GlusterFS
           Version: 3.7.3
         Component: disperse
          Keywords: Triaged
          Assignee: bugs at gluster.org
          Reporter: xhernandez at datalab.es
                CC: bugs at gluster.org, gluster-bugs at redhat.com
        Depends On: 1245276



+++ This bug was initially created as a clone of Bug #1245276 +++

Description of problem:

ec xlator uses EIO error to report some failures that could be better
identified by an ENOMEM or EINVAL for example. This needs to be fixed to allow
better error handling on the application side.

Version-Release number of selected component (if applicable): mainline


How reproducible:


Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:

--- Additional comment from Anand Avati on 2015-07-22 16:07:36 CEST ---

REVIEW: http://review.gluster.org/11741 (cluster/ec: Minimize usage of EIO
error) posted (#1) for review on master by Xavier Hernandez
(xhernandez at datalab.es)

--- Additional comment from Anand Avati on 2015-07-27 15:58:59 CEST ---

REVIEW: http://review.gluster.org/11741 (cluster/ec: Minimize usage of EIO
error) posted (#2) for review on master by Xavier Hernandez
(xhernandez at datalab.es)


Referenced Bugs:

https://bugzilla.redhat.com/show_bug.cgi?id=1245276
[Bug 1245276] ec returns EIO error in cases where a more specific error
could be returned
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