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[RFC PATCH 0/3] hw/audio/intel-hda: Restrict DMA engine to memories (non
From: |
Philippe Mathieu-Daudé |
Subject: |
[RFC PATCH 0/3] hw/audio/intel-hda: Restrict DMA engine to memories (non-MMIO devices) |
Date: |
Sat, 18 Dec 2021 17:09:09 +0100 |
An attempt to fix the Intel HDA DMA reentrancy problem by
restricting the DMA engine to memories, and reporting invalid
I/O region accesses as overruns.
Based-on: <20211218151053.1545962-1-philmd@redhat.com>
"hw: Have DMA API take MemTxAttrs arg & propagate MemTxResult (part 4)"
20211218151053.1545962-1-philmd@redhat.com/">https://lore.kernel.org/qemu-devel/20211218151053.1545962-1-philmd@redhat.com/
Philippe Mathieu-Daudé (3):
hw/audio/intel-hda: Do not ignore DMA overrun errors
hw/audio/intel-hda: Restrict DMA engine to memories (not MMIO devices)
tests/qtest/intel-hda-test: Add reproducer for issue #542
hw/audio/intel-hda.c | 11 ++++++++---
tests/qtest/intel-hda-test.c | 34 ++++++++++++++++++++++++++++++++++
2 files changed, 42 insertions(+), 3 deletions(-)
--
2.33.1
- [RFC PATCH 0/3] hw/audio/intel-hda: Restrict DMA engine to memories (non-MMIO devices),
Philippe Mathieu-Daudé <=