目录

kvmtool

kvmsample

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kvmtool

GitHub - kvmtool/kvmtool: Stand-alone Native Linux KVM Tool repoStand-alone Native Linux KVM Tool repo. Contribute to kvmtool/kvmtool development by creating an account on GitHub.https://github.com/kvmtool/kvmtool.git

cd linux-4.19.314
vim .config
make menuconfig
make bzImage

cd kvmtool
make
./kvmtool/lkvm run --disk busybox-1.32.0/rootfs.img --kernel linux-4.19.314/arch/x86/boot/bzImage --network virtio

[    1.258999] mpls_gso: MPLS GSO support
[    1.266097] mce: Using 32 MCE banks
[    1.266976] sched_clock: Marking stable (1260247822, 6666344)->(1292583338, -25669172)
[    1.272405] registered taskstats version 1
[    1.273291] Loading compiled-in X.509 certificates
[    1.306523] Loaded X.509 cert 'Build time autogenerated kernel key: 757998206b609d18c4420f1a70819e82e555d1bb'
[    1.308873] zswap: loaded using pool lzo/zbud
[    1.312077] page_owner is disabled
[    1.316333] Key type big_key registered
[    1.318660] Key type trusted registered
[    1.320881] Key type encrypted registered
[    1.321887] ima: No TPM chip found, activating TPM-bypass!
[    1.323132] ima: Allocated hash algorithm: sha1
[    1.324114] evm: Initialising EVM extended attributes:
[    1.325212] evm: security.selinux
[    1.325935] evm: security.ima
[    1.326580] evm: security.capability
[    1.327331] evm: HMAC attrs: 0x1
[    1.328089]   Magic number: 12:316:478
[    1.328973] hctosys: unable to open rtc device (rtc0)
[    1.330418] md: Waiting for all devices to be available before autodetect
[    1.331859] md: If you don't use raid, use raid=noautodetect
[    1.333631] md: Autodetecting RAID arrays.
[    1.334517] md: autorun ...
[    1.335113] md: ... autorun DONE.
[    1.336436] EXT4-fs (vda): mounting ext2 file system using the ext4 subsystem
[    1.338733] EXT4-fs (vda): warning: mounting unchecked fs, running e2fsck is recommended
[    1.341284] EXT4-fs (vda): mounted filesystem without journal. Opts: (null)
[    1.342797] VFS: Mounted root (ext2 filesystem) on device 253:0.
[    1.344681] devtmpfs: mounted
[    1.588912] Freeing unused decrypted memory: 2040K
[    1.651098] Freeing unused kernel image memory: 2524K
[    1.655588] Write protecting the kernel read-only data: 18432k
[    1.660867] Freeing unused kernel image memory: 2012K
[    1.662805] Freeing unused kernel image memory: 328K
[    1.664321] rodata_test: all tests were successful
[    1.665348] Run /sbin/init as init process
mount: mounting none on /dev/pts failed: No such file or directory
mount: mounting Tmpfs on /dev/shm failed: No such file or directory
id: unknown ID 0
/ #

kvmsample

GitHub - soulxu/kvmsample: minivm based on kvmminivm based on kvm. Contribute to soulxu/kvmsample development by creating an account on GitHub.https://github.com/soulxu/kvmsample.git

cd kvmsample

make

[root@Host-HF2GD3X kvmsample]# ./kvmsample
read size: 712288
KVM start run
KVM_EXIT_IO
out port: 16, data: 0
KVM start run
KVM_EXIT_IO
out port: 16, data: 1
KVM start run
KVM_EXIT_IO
out port: 16, data: 2
KVM start run
KVM_EXIT_IO
out port: 16, data: 3
KVM start run
KVM_EXIT_IO
out port: 16, data: 4
KVM start run
KVM_EXIT_IO
out port: 16, data: 5
KVM start run
KVM_EXIT_IO
out port: 16, data: 6
KVM start run
KVM_EXIT_IO
out port: 16, data: 7
^C