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HDFS-5756. hadoopRzOptionsSetByteBufferPool does not accept NULL argument, contrary to docs. Contributed by Colin Patrick McCabe. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1557245 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew Wang 2014-01-10 20:11:49 +00:00
parent 16efa09548
commit 5ecbc62eee
3 changed files with 20 additions and 9 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -257,6 +257,9 @@ Release 2.4.0 - UNRELEASED
HDFS-5449. WebHdfs compatibility broken between 2.2 and 1.x / 23.x (kihwal) HDFS-5449. WebHdfs compatibility broken between 2.2 and 1.x / 23.x (kihwal)
HDFS-5756. hadoopRzOptionsSetByteBufferPool does not accept NULL argument,
contrary to docs. (cmccabe via wang)
BREAKDOWN OF HDFS-2832 SUBTASKS AND RELATED JIRAS BREAKDOWN OF HDFS-2832 SUBTASKS AND RELATED JIRAS
HDFS-4985. Add storage type to the protocol and expose it in block report HDFS-4985. Add storage type to the protocol and expose it in block report

20
hadoop-hdfs-project/hadoop-hdfs/src/main/native/libhdfs/hdfs.c
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@ -2174,16 +2174,18 @@ int hadoopRzOptionsSetByteBufferPool(
return -1; return -1;
} }
// Note: we don't have to call hadoopRzOptionsClearCached in this if (className) {
// function, since the ByteBufferPool is passed separately from the // Note: we don't have to call hadoopRzOptionsClearCached in this
// EnumSet of ReadOptions. // function, since the ByteBufferPool is passed separately from the
// EnumSet of ReadOptions.
jthr = constructNewObjectOfClass(env, &byteBufferPool, className, "()V"); jthr = constructNewObjectOfClass(env, &byteBufferPool, className, "()V");
if (jthr) { if (jthr) {
printExceptionAndFree(env, jthr, PRINT_EXC_ALL, printExceptionAndFree(env, jthr, PRINT_EXC_ALL,
"hadoopRzOptionsSetByteBufferPool(className=%s): ", className); "hadoopRzOptionsSetByteBufferPool(className=%s): ", className);
errno = EINVAL; errno = EINVAL;
return -1; return -1;
}
} }
if (opts->byteBufferPool) { if (opts->byteBufferPool) {
// Delete any previous ByteBufferPool we had. // Delete any previous ByteBufferPool we had.

6
hadoop-hdfs-project/hadoop-hdfs/src/main/native/libhdfs/test/test_libhdfs_zerocopy.c
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@ -140,6 +140,12 @@ static int doTestZeroCopyReads(hdfsFS fs, const char *fileName)
EXPECT_NULL(hadoopReadZero(file, opts, TEST_ZEROCOPY_FULL_BLOCK_SIZE)); EXPECT_NULL(hadoopReadZero(file, opts, TEST_ZEROCOPY_FULL_BLOCK_SIZE));
EXPECT_INT_EQ(EPROTONOSUPPORT, errno); EXPECT_INT_EQ(EPROTONOSUPPORT, errno);
/* Verify that setting a NULL ByteBufferPool class works. */
EXPECT_ZERO(hadoopRzOptionsSetByteBufferPool(opts, NULL));
EXPECT_ZERO(hadoopRzOptionsSetSkipChecksum(opts, 0));
EXPECT_NULL(hadoopReadZero(file, opts, TEST_ZEROCOPY_FULL_BLOCK_SIZE));
EXPECT_INT_EQ(EPROTONOSUPPORT, errno);
/* Now set a ByteBufferPool and try again. It should succeed this time. */ /* Now set a ByteBufferPool and try again. It should succeed this time. */
EXPECT_ZERO(hadoopRzOptionsSetByteBufferPool(opts, EXPECT_ZERO(hadoopRzOptionsSetByteBufferPool(opts,
ELASTIC_BYTE_BUFFER_POOL_CLASS)); ELASTIC_BYTE_BUFFER_POOL_CLASS));