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From "Wei-Chiu Chuang (Jira)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-14175) EC: Native XOR decoder should reset the output buffer before using it.
Date Tue, 01 Oct 2019 16:53:00 GMT

     [ https://issues.apache.org/jira/browse/HDFS-14175?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Wei-Chiu Chuang updated HDFS-14175:
-----------------------------------
    Fix Version/s: 3.2.2
                   3.1.4

> EC: Native XOR decoder should reset the output buffer before using it.
> ----------------------------------------------------------------------
>
>                 Key: HDFS-14175
>                 URL: https://issues.apache.org/jira/browse/HDFS-14175
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: ec, hdfs
>    Affects Versions: 3.1.1
>            Reporter: Surendra Singh Lilhore
>            Assignee: Ayush Saxena
>            Priority: Major
>             Fix For: 3.3.0, 3.1.4, 3.2.2
>
>         Attachments: HDFS-14175-01.patch, HDFS-14175-02.patch, HDFS-14175-03.patch
>
>
> *jni_xor_decoder#xxxxxxx_decodeImpl()* ** should reset the outputs[0] before using
it. Sometime file decode give wrong data because of this. Please refer the XORRawDecoder#doDecode() for
the java  implementation of XOR decoder.



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