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vmm: permit some IPIs to be handled by userspace
0bda8d3e9f7a
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Description

vmm: permit some IPIs to be handled by userspace

Add VM_EXITCODE_IPI to permit returning unhandled IPIs to userland.
INIT and STARTUP IPIs are now returned to userland. Due to backward
compatibility reasons, a new capability is added for enabling
VM_EXITCODE_IPI.

Reviewed by: jhb
Differential Revision: https://reviews.freebsd.org/D35623
Sponsored by: Beckhoff Automation GmbH & Co. KG

Details

Provenance
corvinkAuthored on Sep 7 2022, 7:07 AM
manuCommitted on Oct 14 2022, 10:03 AM
Reviewer
jhb
Differential Revision
D35623: vmm: permit some IPIs to be handled by userspace
Parents
rGa974702e274c: pf: apply the network stack's ICMP rate limiting to ICMP errors sent by pf
Branches
Unknown
Tags
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Event Timeline

manu committed rG0bda8d3e9f7a: vmm: permit some IPIs to be handled by userspace (authored by corvink).Oct 14 2022, 10:03 AM
manu added an edge: D35623: vmm: permit some IPIs to be handled by userspace.
jhb mentioned this in D37093: vmm: Fix AP startup with old userspace binaries..Oct 22 2022, 9:48 PM
jhb mentioned this in rG769b884e2e2e: vmm: Fix AP startup with old userspace binaries..Oct 26 2022, 9:24 PM
jhb mentioned this in D37640: bhyve: Remove handler for VM_EXITCODE_SPINUP_AP..Dec 9 2022, 12:56 AM
corvink mentioned this in rG131bad17ead4: vmm: permit some IPIs to be handled by userspace.Dec 9 2022, 1:20 PM
jhb mentioned this in rG007d9ca5dd95: bhyve: Remove handler for VM_EXITCODE_SPINUP_AP..Dec 21 2022, 6:34 PM
corvink mentioned this in rG0eebb2d30a34: vmm: Fix AP startup with old userspace binaries..Dec 22 2022, 9:23 AM
jhb mentioned this in rGcd49fdbdec51: bhyve: Remove handler for VM_EXITCODE_SPINUP_AP..Jan 26 2023, 10:35 PM
markj mentioned this in D39174: bhyve: Sleep briefly in the VMEXIT_DEBUG handler.Mar 20 2023, 2:57 PM
markj mentioned this in rGef0ac973dbc8: bhyve: Sleep briefly in the VMEXIT_DEBUG handler.Mar 22 2023, 1:19 PM
markj mentioned this in rG3b6598f8742c: bhyve: Sleep briefly in the VMEXIT_DEBUG handler.Mar 27 2023, 12:52 PM
markj mentioned this in rGe17eca327633: vmm: Avoid embedding cpuset_t ioctl ABIs.May 24 2023, 1:17 AM

Changes (9)

PathSize
sys/
amd64/
include/
vmm/
amd/
intel/
io/
usr.sbin/
bhyve/

rG0bda8d3e9f7a

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sys/amd64/include/vmm.h

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sys/amd64/vmm/amd/svm.c

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sys/amd64/vmm/intel/vmx.c

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sys/amd64/vmm/io/vlapic.c

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sys/amd64/vmm/io/vlapic.h

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sys/amd64/vmm/io/vlapic_priv.h

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sys/amd64/vmm/vmm.c

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usr.sbin/bhyve/bhyverun.c

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usr.sbin/bhyve/spinup_ap.c

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