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8191278: MappedByteBuffer bulk access memory failures are not handled gracefully

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Unsafe.copy*Memory access failures are handled gracefully.

Co-authored-by: Harold Seigel <harold.seigel@oracle.com>
Reviewed-by: kvn, dcubed, thartmann, coleenp, aph
This commit is contained in:
Jamsheed Mohammed C M 2019-06-24 11:37:56 -07:00
parent 4a7e2b57ea
commit aedbb75803
26 changed files with 1827 additions and 1242 deletions
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5
src/hotspot/os_cpu/linux_s390/os_linux_s390.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2016, 2018 SAP SE. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
@ -467,7 +467,8 @@ JVM_handle_linux_signal(int sig,
// when the vector facility is installed, but operating system support is missing.
VM_Version::reset_has_VectorFacility();
stub = pc; // Continue with next instruction.
} else if (thread->thread_state() == _thread_in_vm &&
} else if ((thread->thread_state() == _thread_in_vm ||
thread->thread_state() == _thread_in_native) &&
sig == SIGBUS && thread->doing_unsafe_access()) {
// We don't really need a stub here! Just set the pending exeption and
// continue at the next instruction after the faulting read. Returning