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8286677: [BACKOUT] (fc) Tune FileChannel.transferFrom()

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Reviewed-by: dholmes, mikael
This commit is contained in:
Brian Burkhalter 2022-05-12 22:37:42 +00:00
parent 4b8a66a5ff
commit 369611ea34
4 changed files with 15 additions and 132 deletions
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9
src/java.base/windows/native/libnio/ch/FileChannelImpl.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -193,13 +193,6 @@ Java_sun_nio_ch_FileChannelImpl_transferTo0(JNIEnv *env, jobject this,
return chunkSize;
}
JNIEXPORT jlong JNICALL
Java_sun_nio_ch_FileChannelImpl_transferFrom0(JNIEnv *env, jobject this,
jobject srcFDO, jobject dstFDO,
jlong position, jlong count)
{
return IOS_UNSUPPORTED;
}
JNIEXPORT jint JNICALL
Java_sun_nio_ch_FileChannelImpl_maxDirectTransferSize0(JNIEnv* env, jobject this)