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[PATCH 09/15] hw/net/e1000e: Fix impl.min_access_size
From: |
Richard Henderson |
Subject: |
[PATCH 09/15] hw/net/e1000e: Fix impl.min_access_size |
Date: |
Sat, 19 Jun 2021 10:26:20 -0700 |
There are certainly architectural 2 byte writes, as evidenced
by the e1000e_set_16bit function. I also saw a 1 byte write,
though that may have been the fuzzer.
Cc: Jason Wang <jasowang@redhat.com>
Cc: Dmitry Fleytman <dmitry.fleytman@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
hw/net/e1000e.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/net/e1000e.c b/hw/net/e1000e.c
index ea3347fbb4..ad73e39ebc 100644
--- a/hw/net/e1000e.c
+++ b/hw/net/e1000e.c
@@ -185,7 +185,7 @@ static const MemoryRegionOps mmio_ops = {
.write = e1000e_mmio_write,
.endianness = DEVICE_LITTLE_ENDIAN,
.impl = {
- .min_access_size = 4,
+ .min_access_size = 1,
.max_access_size = 4,
},
};
@@ -195,7 +195,7 @@ static const MemoryRegionOps io_ops = {
.write = e1000e_io_write,
.endianness = DEVICE_LITTLE_ENDIAN,
.impl = {
- .min_access_size = 4,
+ .min_access_size = 1,
.max_access_size = 4,
},
};
--
2.25.1
- [PATCH 00/15] accel/tcg: Fix for #360 and other i/o alignment issues, Richard Henderson, 2021/06/19
- [PATCH 01/15] NOTFORMERGE q800: test case for do_unaligned_access issue, Richard Henderson, 2021/06/19
- [PATCH 04/15] accel/tcg: Don't test for watchpoints for code read, Richard Henderson, 2021/06/19
- [PATCH 05/15] accel/tcg: Handle page span access before i/o access, Richard Henderson, 2021/06/19
- [PATCH 03/15] accel/tcg: Use byte ops for unaligned loads, Richard Henderson, 2021/06/19
- [PATCH 06/15] softmmu/memory: Inline memory_region_dispatch_read1, Richard Henderson, 2021/06/19
- [PATCH 02/15] accel/tcg: Extract load_helper_unaligned from load_helper, Richard Henderson, 2021/06/19
- [PATCH 08/15] hw/net/e1000e: Fix size of io operations, Richard Henderson, 2021/06/19
- [PATCH 09/15] hw/net/e1000e: Fix impl.min_access_size,
Richard Henderson <=
- [PATCH 07/15] softmmu/memory: Simplify access_with_adjusted_size interface, Richard Henderson, 2021/06/19
- [PATCH 11/15] hw/scsi/megasas: Fix megasas_mmio_ops sizes, Richard Henderson, 2021/06/19
- [PATCH 10/15] hw/pci-host/q35: Improve blackhole_ops, Richard Henderson, 2021/06/19
- [PATCH 13/15] softmmu/memory: Disallow short writes, Richard Henderson, 2021/06/19
- [PATCH 12/15] hw/scsi/megasas: Improve megasas_queue_ops min_access_size, Richard Henderson, 2021/06/19
- [PATCH 15/15] RFC accel/tcg: Defer some unaligned accesses to memory subsystem, Richard Henderson, 2021/06/19
- [PATCH 14/15] softmmu/memory: Support some unaligned access, Richard Henderson, 2021/06/19