git: 91980db1beec - main - vmm: Don't lock a vCPU for VM_PPTDEV_MSI[X].

From: John Baldwin <jhb_at_FreeBSD.org>
Date: Fri, 09 Dec 2022 18:31:37 UTC
The branch main has been updated by jhb:

URL: https://cgit.FreeBSD.org/src/commit/?id=91980db1beecd52e34a1550a247e374cfcc746a2

commit 91980db1beecd52e34a1550a247e374cfcc746a2
Author:     John Baldwin <jhb@FreeBSD.org>
AuthorDate: 2022-12-09 18:26:23 +0000
Commit:     John Baldwin <jhb@FreeBSD.org>
CommitDate: 2022-12-09 18:26:23 +0000

    vmm: Don't lock a vCPU for VM_PPTDEV_MSI[X].
    
    These are manipulating state in a ppt(4) device none of which is
    vCPU-specific.  Mark the vcpu fields in the relevant ioctl structures
    as unused, but don't remove them for now.
    
    Reviewed by:    corvink, markj
    Differential Revision:  https://reviews.freebsd.org/D37639
---
 sys/amd64/include/vmm_dev.h | 4 ++--
 sys/amd64/vmm/vmm_dev.c     | 2 --
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/sys/amd64/include/vmm_dev.h b/sys/amd64/include/vmm_dev.h
index 9ed8f32302ae..deeb125428f3 100644
--- a/sys/amd64/include/vmm_dev.h
+++ b/sys/amd64/include/vmm_dev.h
@@ -147,7 +147,7 @@ struct vm_pptdev_mmio {
 };
 
 struct vm_pptdev_msi {
-	int		vcpu;
+	int		vcpu;		/* unused */
 	int		bus;
 	int		slot;
 	int		func;
@@ -157,7 +157,7 @@ struct vm_pptdev_msi {
 };
 
 struct vm_pptdev_msix {
-	int		vcpu;
+	int		vcpu;		/* unused */
 	int		bus;
 	int		slot;
 	int		func;
diff --git a/sys/amd64/vmm/vmm_dev.c b/sys/amd64/vmm/vmm_dev.c
index 38990387c161..aad4cf893114 100644
--- a/sys/amd64/vmm/vmm_dev.c
+++ b/sys/amd64/vmm/vmm_dev.c
@@ -451,8 +451,6 @@ vmmdev_ioctl(struct cdev *cdev, u_long cmd, caddr_t data, int fflag,
 	case VM_INJECT_EXCEPTION:
 	case VM_GET_CAPABILITY:
 	case VM_SET_CAPABILITY:
-	case VM_PPTDEV_MSI:
-	case VM_PPTDEV_MSIX:
 	case VM_SET_X2APIC_STATE:
 	case VM_GLA2GPA:
 	case VM_GLA2GPA_NOFAULT: