Add support for WSL2

diff --git a/configure.ac b/configure.ac
index 2882db4..199bb9f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -79,6 +79,7 @@ tests="\
        rhev \
        upcloud \
        vmm \
+       wsl2 \
        xen-arm \
        zvm \
         "
@@ -133,6 +134,7 @@ AC_CONFIG_FILES([Makefile
                 tests/rhev/Makefile
                 tests/upcloud/Makefile
                 tests/vmm/Makefile
+                tests/wsl2/Makefile
                 tests/xen-arm/Makefile
                 tests/zvm/Makefile
                  ])

diff --git a/tests/wsl2/Makefile.am b/tests/wsl2/Makefile.am
new file mode 100644 (file)
index 0000000..aa7f4ba
--- /dev/null
+++ b/tests/wsl2/Makefile.am
@@ -0,0 +1,28 @@
+# Makefile for virt-what
+# Copyright (C) 2008-2025 Red Hat Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+CLEANFILES = *~
+
+TESTS = test.sh
+
+EXTRA_DIST = \
+       test.sh \
+       proc/cpuinfo \
+       proc/self/status \
+       sbin/dmidecode \
+       sbin/uname \
+       sbin/virt-what-cpuid-helper

diff --git a/tests/wsl2/proc/cpuinfo b/tests/wsl2/proc/cpuinfo
new file mode 100644 (file)
index 0000000..eb39d36
--- /dev/null
+++ b/tests/wsl2/proc/cpuinfo
@@ -0,0 +1,896 @@
+processor      : 0
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 0
+cpu cores      : 16
+apicid         : 0
+initial apicid : 0
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 1
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 0
+cpu cores      : 16
+apicid         : 1
+initial apicid : 1
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 2
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 1
+cpu cores      : 16
+apicid         : 2
+initial apicid : 2
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 3
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 1
+cpu cores      : 16
+apicid         : 3
+initial apicid : 3
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 4
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 2
+cpu cores      : 16
+apicid         : 4
+initial apicid : 4
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 5
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 2
+cpu cores      : 16
+apicid         : 5
+initial apicid : 5
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 6
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 3
+cpu cores      : 16
+apicid         : 6
+initial apicid : 6
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 7
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 3
+cpu cores      : 16
+apicid         : 7
+initial apicid : 7
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 8
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 4
+cpu cores      : 16
+apicid         : 8
+initial apicid : 8
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 9
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 4
+cpu cores      : 16
+apicid         : 9
+initial apicid : 9
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 10
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 5
+cpu cores      : 16
+apicid         : 10
+initial apicid : 10
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 11
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 5
+cpu cores      : 16
+apicid         : 11
+initial apicid : 11
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
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+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 24
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 12
+cpu cores      : 16
+apicid         : 24
+initial apicid : 24
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 25
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 12
+cpu cores      : 16
+apicid         : 25
+initial apicid : 25
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 26
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 13
+cpu cores      : 16
+apicid         : 26
+initial apicid : 26
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 27
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 13
+cpu cores      : 16
+apicid         : 27
+initial apicid : 27
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 28
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 14
+cpu cores      : 16
+apicid         : 28
+initial apicid : 28
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 29
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 14
+cpu cores      : 16
+apicid         : 29
+initial apicid : 29
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 30
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 15
+cpu cores      : 16
+apicid         : 30
+initial apicid : 30
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+
+processor      : 31
+vendor_id      : AuthenticAMD
+cpu family     : 25
+model          : 97
+model name     : AMD Ryzen 9 7950X3D 16-Core Processor
+stepping       : 2
+microcode      : 0xffffffff
+cpu MHz                : 4199.785
+cache size     : 1024 KB
+physical id    : 0
+siblings       : 32
+core id                : 15
+cpu cores      : 16
+apicid         : 31
+initial apicid : 31
+fpu            : yes
+fpu_exception  : yes
+cpuid level    : 13
+wp             : yes
+flags          : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl tsc_reliable nonstop_tsc cpuid extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 erms invpcid avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves avx512_bf16 clzero xsaveerptr arat npt nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold v_vmsave_vmload avx512vbmi umip avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg avx512_vpopcntdq rdpid fsrm
+bugs           : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass srso
+bogomips       : 8399.57
+TLB size       : 3584 4K pages
+clflush size   : 64
+cache_alignment        : 64
+address sizes  : 48 bits physical, 48 bits virtual
+power management:
+

diff --git a/tests/wsl2/proc/self/status b/tests/wsl2/proc/self/status
new file mode 100644 (file)
index 0000000..37a0a47
--- /dev/null
+++ b/tests/wsl2/proc/self/status
@@ -0,0 +1,57 @@
+Name:   cat
+Umask:  0022
+State:  R (running)
+Tgid:   16906
+Ngid:   0
+Pid:    16906
+PPid:   4346
+TracerPid:      0
+Uid:    1000    1000    1000    1000
+Gid:    1000    1000    1000    1000
+FDSize: 256
+Groups: 10 1000
+NStgid: 16906
+NSpid:  16906
+NSpgid: 16906
+NSsid:  4346
+VmPeak:     7976 kB
+VmSize:     7976 kB
+VmLck:         0 kB
+VmPin:         0 kB
+VmHWM:      1272 kB
+VmRSS:      1272 kB
+RssAnon:             168 kB
+RssFile:            1104 kB
+RssShmem:              0 kB
+VmData:      484 kB
+VmStk:       132 kB
+VmExe:       896 kB
+VmLib:      2244 kB
+VmPTE:        52 kB
+VmSwap:        0 kB
+HugetlbPages:          0 kB
+CoreDumping:    0
+THP_enabled:    1
+Threads:        1
+SigQ:   1/127571
+SigPnd: 0000000000000000
+ShdPnd: 0000000000000000
+SigBlk: 0000000000000000
+SigIgn: 0000000000000000
+SigCgt: 0000000000000000
+CapInh: 0000000000000000
+CapPrm: 0000000000000000
+CapEff: 0000000000000000
+CapBnd: 000001ffffffffff
+CapAmb: 0000000000000000
+NoNewPrivs:     0
+Seccomp:        0
+Seccomp_filters:        0
+Speculation_Store_Bypass:       thread vulnerable
+SpeculationIndirectBranch:      conditional enabled
+Cpus_allowed:   ffffffff
+Cpus_allowed_list:      0-31
+Mems_allowed:   1
+Mems_allowed_list:      0
+voluntary_ctxt_switches:        6
+nonvoluntary_ctxt_switches:     0
\ No newline at end of file

diff --git a/tests/wsl2/sbin/dmidecode b/tests/wsl2/sbin/dmidecode
new file mode 100755 (executable)
index 0000000..5d09059
--- /dev/null
+++ b/tests/wsl2/sbin/dmidecode
@@ -0,0 +1,7 @@
+#!/bin/sh -
+cat <<'EOF'
+# dmidecode 3.6
+Scanning /dev/mem for entry point.
+# No SMBIOS nor DMI entry point found, sorry.
+EOF
+exit 1

diff --git a/tests/wsl2/sbin/uname b/tests/wsl2/sbin/uname
new file mode 100755 (executable)
index 0000000..47af99f
--- /dev/null
+++ b/tests/wsl2/sbin/uname
@@ -0,0 +1,11 @@
+#!/bin/sh -
+# Enable expected output for arch check as well as kernel release name
+# required to determine WSL2 with uname -r
+while getopts ":r" option; do
+    case $option in
+        r) # display kernel release name
+            echo microsoft-standard-WSL2
+            exit;;
+    esac
+done
+echo x86_64

diff --git a/tests/wsl2/sbin/virt-what-cpuid-helper b/tests/wsl2/sbin/virt-what-cpuid-helper
new file mode 100755 (executable)
index 0000000..1604462
--- /dev/null
+++ b/tests/wsl2/sbin/virt-what-cpuid-helper
@@ -0,0 +1,3 @@
+#!/bin/sh -
+echo "Microsoft Hv"
+

diff --git a/tests/wsl2/test.sh b/tests/wsl2/test.sh
new file mode 100755 (executable)
index 0000000..936a992
--- /dev/null
+++ b/tests/wsl2/test.sh
@@ -0,0 +1,32 @@
+# Test for Microsoft WSL2.
+# Copyright (C) 2008-2025 Red Hat Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+output="$(PATH=../..:$PATH virt-what --test-root=. 2>&1)"
+expected="wsl2"
+
+if [ "$output" != "$expected" ]; then
+    echo "$0: test failed because output did not match expected"
+    echo "Expected output was:"
+    echo "----------------------------------------"
+    echo "$expected"
+    echo "----------------------------------------"
+    echo "But the actual output of the program was:"
+    echo "----------------------------------------"
+    echo "$output"
+    echo "----------------------------------------"
+    exit 1
+fi

diff --git a/virt-what.in b/virt-what.in
index 39f0497..61481d3 100644 (file)
--- a/virt-what.in
+++ b/virt-what.in
@@ -109,7 +109,8 @@ cpuid=$(virt-what-cpuid-helper)
 dmi=$(LANG=C dmidecode 2>&1)
 
 # Architecture.
-# Note for the purpose of testing, we only call uname with -m option.
+# Note for the purpose of testing, we only call uname with -m option
+# (except WSL2 which is weird).
 
 arch=$(uname -m | sed -e 's/i.86/i386/' | sed -e 's/arm.*/arm/')
 
@@ -150,9 +151,13 @@ elif echo "$dmi" | grep -q 'Manufacturer: VMware'; then
     echo vmware
 fi
 
-# Check for Hyper-V.
+# Check for WSL2.
+kernel=$(uname -r)
+if echo "$kernel" | grep -q 'microsoft-standard-WSL2' ; then
+    echo wsl2
+# If not WSL2 based on the running kernel, check for native Hyper-V.
 # http://blogs.msdn.com/b/sqlosteam/archive/2010/10/30/is-this-real-the-metaphysics-of-hardware-virtualization.aspx
-if [ "$cpuid" = "Microsoft Hv" ]; then
+elif [ "$cpuid" = "Microsoft Hv" ]; then
     echo hyperv
 # Hyper-V on ARM doesn't have CPUID.  Use the information in dmidecode
 # instead.  Note this is similar to VirtualPC below.

diff --git a/virt-what.pod b/virt-what.pod
index 0eb0b93..2b7d34c 100644 (file)
--- a/virt-what.pod
+++ b/virt-what.pod
@@ -328,6 +328,12 @@ The guest appears to be running on VMware hypervisor.
 
 Status: confirmed by RWMJ
 
+=item B<wsl2>
+
+The guest appears to be running on Windows Subsystem for Linux 2 (WSL2).
+
+Status: contributed by Scott Herold
+
 =item B<xen>
 
 The guest appears to be running on Xen hypervisor.