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![]() This is used as a signal for VMware Tools to know if a command it attempted to invoke, failed or is unsupported. As a result, VMware Tools will either report failure to user or fallback to another backdoor command in attempt to perform some operation. A few examples: * open-vm-tools TimeSyncReadHost() function fallbacks to CMD_GETTIMEFULL command when CMD_GETTIMEFULL_WITH_LAG fails/unsupported. * open-vm-tools Hostinfo_NestingSupported() function verifies EAX != -1 to check for success. * open-vm-tools Hostinfo_VCPUInfoBackdoor() functions checks if reserved-bit is set to indicate command is unimplemented. Reviewed-by: Nikita Leshenko <nikita.leshchenko@oracle.com> Signed-off-by: Liran Alon <liran.alon@oracle.com> Message-Id: <20200312165431.82118-5-liran.alon@oracle.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> |
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.. | ||
kvm | ||
xen | ||
acpi-build.c | ||
acpi-build.h | ||
amd_iommu.c | ||
amd_iommu.h | ||
e820_memory_layout.c | ||
e820_memory_layout.h | ||
fw_cfg.c | ||
fw_cfg.h | ||
intel_iommu.c | ||
intel_iommu_internal.h | ||
Kconfig | ||
kvmvapic.c | ||
Makefile.objs | ||
microvm.c | ||
multiboot.c | ||
multiboot.h | ||
pc.c | ||
pc_piix.c | ||
pc_q35.c | ||
pc_sysfw.c | ||
port92.c | ||
trace-events | ||
vmmouse.c | ||
vmport.c | ||
vmport.h | ||
x86-iommu-stub.c | ||
x86-iommu.c | ||
x86.c |