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authorPeter Maydell <peter.maydell@linaro.org>2020-11-23 13:03:13 +0000
committerPeter Maydell <peter.maydell@linaro.org>2020-11-23 13:03:13 +0000
commit683685e72dccaf8cb9fe8ffa20f5c5aacea72118 (patch)
tree674162a2cb85967d49cf2d0aaf425d317f1a93ca /softmmu/memory.c
parent6ab64cc2a51dd30f4b19eba707f5bfcba0524a0a (diff)
parentfc107d86840b3364e922c26cf7631b7fd38ce523 (diff)
Merge remote-tracking branch 'remotes/stefanha-gitlab/tags/block-pull-request' into staging
Pull request for 5.2 NVMe fixes to solve IOMMU issues on non-x86 and error message/tracing improvements. Elena Afanasova's ioeventfd fixes are also included. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> # gpg: Signature made Wed 04 Nov 2020 15:18:16 GMT # gpg: using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8 # gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full] # gpg: aka "Stefan Hajnoczi <stefanha@gmail.com>" [full] # Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35 775A 9CA4 ABB3 81AB 73C8 * remotes/stefanha-gitlab/tags/block-pull-request: (33 commits) util/vfio-helpers: Assert offset is aligned to page size util/vfio-helpers: Convert vfio_dump_mapping to trace events util/vfio-helpers: Improve DMA trace events util/vfio-helpers: Trace where BARs are mapped util/vfio-helpers: Trace PCI BAR region info util/vfio-helpers: Trace PCI I/O config accesses util/vfio-helpers: Improve reporting unsupported IOMMU type block/nvme: Fix nvme_submit_command() on big-endian host block/nvme: Fix use of write-only doorbells page on Aarch64 arch block/nvme: Align iov's va and size on host page size block/nvme: Change size and alignment of prp_list_pages block/nvme: Change size and alignment of queue block/nvme: Change size and alignment of IDENTIFY response buffer block/nvme: Correct minimum device page size block/nvme: Set request_alignment at initialization block/nvme: Simplify nvme_cmd_sync() block/nvme: Simplify ADMIN queue access block/nvme: Correctly initialize Admin Queue Attributes block/nvme: Use definitions instead of magic values in add_io_queue() block/nvme: Introduce Completion Queue definitions ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'softmmu/memory.c')
-rw-r--r--softmmu/memory.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/softmmu/memory.c b/softmmu/memory.c
index aa393f1bb0..11ca94d037 100644
--- a/softmmu/memory.c
+++ b/softmmu/memory.c
@@ -205,8 +205,15 @@ static bool memory_region_ioeventfd_before(MemoryRegionIoeventfd *a,
static bool memory_region_ioeventfd_equal(MemoryRegionIoeventfd *a,
MemoryRegionIoeventfd *b)
{
- return !memory_region_ioeventfd_before(a, b)
- && !memory_region_ioeventfd_before(b, a);
+ if (int128_eq(a->addr.start, b->addr.start) &&
+ (!int128_nz(a->addr.size) || !int128_nz(b->addr.size) ||
+ (int128_eq(a->addr.size, b->addr.size) &&
+ (a->match_data == b->match_data) &&
+ ((a->match_data && (a->data == b->data)) || !a->match_data) &&
+ (a->e == b->e))))
+ return true;
+
+ return false;
}
/* Range of memory in the global map. Addresses are absolute. */