开启虚拟机直通

janewar666

GRUB_CMDLINE_LINUX_DEFAULT="quiet i915.force_probe=7d55 intel_iommu=on iommu=pt"

已经配置https://club.fnnas.com/forum.php?mod=viewthread&tid=20974

重启不行还是没显示。

是联想的M720q cpu 是9500t很奇怪。

玉尺书生

信息给的不全，你有update-grub吗？

janewar666

玉尺书生 发表于 2025-7-31 12:48
信息给的不全，你有update-grub吗？

有的是按照别人帖子来，还问了ai奇怪的。

janewar666

玉尺书生 发表于 2025-7-31 12:48
信息给的不全，你有update-grub吗？

需要什么信息我来提供。

janewar666

玉尺书生 发表于 2025-7-31 12:48
信息给的不全，你有update-grub吗？

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT="gnulinux-6.12.18-trim-advanced-34cadc8a-2f6c-4eb3-ad68-4d4d9ea0007f"
GRUB_TIMEOUT=5
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet i915.force_probe=7d55 intel_iommu=on iommu=pt"
GRUB_CMDLINE_LINUX="modprobe.blacklist=pcspkr"

# If your com**r has multiple operating systems installed, then you
# probably want to run os-prober. However, if your com**r is a host
# for guest OSes installed via LVM or raw disk devices, running
# os-prober can cause damage to those guest OSes as it mounts
# filesystems to look for things.
#GRUB_DISABLE_OS_PROBER=false

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal
GRUB_TERMINAL=console
GRUB_GFXPAYLOAD_LINUX=text
# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"

janewar666

玉尺书生 发表于 2025-7-31 12:48
信息给的不全，你有update-grub吗？

root@M720Q:~# cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-6.12.18-trim root=UUID=34cadc8a-2f6c-4eb3-ad68-4d4d9ea0007f ro modprobe.blacklist=pcspkr quiet i915.force_probe=7d55 intel_iommu=on iommu=pt
root@M720Q:~# dmesg | grep -i iommu
[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-6.12.18-trim root=UUID=34cadc8a-2f6c-4eb3-ad68-4d4d9ea0007f ro modprobe.blacklist=pcspkr quiet i915.force_probe=7d55 intel_iommu=on iommu=pt
[    0.025127] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-6.12.18-trim root=UUID=34cadc8a-2f6c-4eb3-ad68-4d4d9ea0007f ro modprobe.blacklist=pcspkr quiet i915.force_probe=7d55 intel_iommu=on iommu=pt
[    0.025229] DMAR: IOMMU enabled
[    0.373084] iommu: Default domain type: Passthrough (set via kernel command line)
root@M720Q:~#

命令行看起来可以但是网页不是

玉尺书生

janewar666 发表于 2025-7-31 19:35
root@M720Q:~# cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-6.12.18-trim root=UUID=34cadc8a-2f6c-4eb3 ...

BIOS设置里关于虚拟化的都开启。

janewar666

玉尺书生 发表于 2025-7-31 12:48
信息给的不全，你有update-grub吗？

lspci -nn | grep -iE "vga|3d|display"
00:02.0 VGA compatible controller [0300]: Intel Corporation CoffeeLake-S GT2 [UHD Graphics 630] [8086:3e92]
00:1c.0 PCI bridge [0604]: Intel Corporation Cannon Lake PCH PCI Express Root Port #6 [8086:a33d] (rev f0)
root@M720Q:~# # 查看当前内核启动参数
cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-6.12.18-trim root=UUID=34cadc8a-2f6c-4eb3-ad68-4d4d9ea0007f ro modprobe.blacklist=pcspkr quiet i915.force_probe=3e92 intel_iommu=on iommu=pt
root@M720Q:~# dmesg | grep -i iommu
[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-6.12.18-trim root=UUID=34cadc8a-2f6c-4eb3-ad68-4d4d9ea0007f ro modprobe.blacklist=pcspkr quiet i915.force_probe=3e92 intel_iommu=on iommu=pt
[    0.025159] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-6.12.18-trim root=UUID=34cadc8a-2f6c-4eb3-ad68-4d4d9ea0007f ro modprobe.blacklist=pcspkr quiet i915.force_probe=3e92 intel_iommu=on iommu=pt
[    0.025262] DMAR: IOMMU enabled
[    0.368955] iommu: Default domain type: Passthrough (set via kernel command line)
root@M720Q:~#

玉尺书生

janewar666 发表于 2025-7-31 19:58
lspci -nn | grep -iE "vga|3d|display"
00:02.0 VGA compatible controller [0300]: Intel Corporation  ...

按照你提供的信息看，没问题啊，去BIOS里把关于虚拟化的设置都关闭再开启一遍，测试一下。

janewar666

玉尺书生 发表于 2025-7-31 20:24
按照你提供的信息看，没问题啊，去BIOS里把关于虚拟化的设置都关闭再开启一遍，测试一下。 ...

还真的是bios少开了一个选项，之前记得安装开过，估计遗漏了。之前安装pve的的时候。可以了