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qemu/backends
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Steve Sistare 6ff4cccd13 iommufd: preserve DMA mappings 
During cpr-transfer load in new QEMU, the vfio_memory_listener causes
spurious calls to map and unmap DMA regions, as devices are created and
the address space is built.  This memory was already already mapped by the
device in old QEMU, so suppress the map and unmap callbacks during incoming
CPR.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Link: https://lore.kernel.org/qemu-devel/1751493538-202042-20-git-send-email-steven.sistare@oracle.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
2025-07-03 13:42:28 +02:00
..
tpm backends/tpm: Avoid using g_alloca() 2025-06-10 12:59:09 +02:00
confidential-guest-support.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
cryptodev-builtin.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
cryptodev-hmp-cmds.c qapi: Move include/qapi/qmp/ to include/qobject/ 2025-02-10 15:33:16 +01:00
cryptodev-lkcf.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
cryptodev-vhost-user.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
cryptodev-vhost.c cryptodev/vhost: allocate CryptoDevBackendVhost using g_mem0() 2025-02-21 07:18:42 -05:00
cryptodev.c qom: Make InterfaceInfo[] uses const 2025-04-25 17:00:41 +02:00
dbus-vmstate.c qom: Make InterfaceInfo[] uses const 2025-04-25 17:00:41 +02:00
dbus-vmstate1.xml docs: move D-Bus VMState documentation to source XML 2021-12-21 10:50:21 +04:00
host_iommu_device.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
hostmem-epc.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
hostmem-file.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
hostmem-memfd.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
hostmem-ram.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
hostmem-shm.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
hostmem.c qom: Make InterfaceInfo[] uses const 2025-04-25 17:00:41 +02:00
iommufd.c iommufd: preserve DMA mappings 2025-07-03 13:42:28 +02:00
Kconfig backends: Initial support for SPDM socket support 2024-07-22 20:15:42 -04:00
meson.build util: exclude mmap-alloc.c from compilation target on Emscripten 2025-05-06 16:02:04 +02:00
rng-builtin.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
rng-egd.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
rng-random.c qom: Have class_init() take a const data argument 2025-04-25 17:00:41 +02:00
rng.c qom: Make InterfaceInfo[] uses const 2025-04-25 17:00:41 +02:00
spdm-socket.c include: Rename sysemu/ -> system/ 2024-12-20 17:44:56 +01:00
trace-events backends/iommufd: change process ioctl 2025-07-03 13:42:28 +02:00
trace.h trace: switch position of headers to what Meson requires 2020-08-21 06:18:24 -04:00
vhost-user.c vhost-user: return failure if backend crash when live migration 2025-05-14 05:39:15 -04:00