linux.git/tools/arch/x86, branch v5.14 Linux kernel source tree tools headers UAPI: Synch KVM's svm.h header with the kernel 2021-07-01T19:14:37+00:00 Arnaldo Carvalho de Melo acme@redhat.com 2020-12-21T23:04:45+00:00 f88bb1cb3e5cdf9a59c171bbbac2cfd78b1c3f05 To pick up the changes from: 59d21d67f37481cf ("KVM: SVM: Software reserved fields") Picking the new SVM_EXIT_SW exit reasons. Addressing this perf build warning: Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/svm.h' differs from latest version at 'arch/x86/include/uapi/asm/svm.h' diff -u tools/arch/x86/include/uapi/asm/svm.h arch/x86/include/uapi/asm/svm.h Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Vineeth Pillai <viremana@linux.microsoft.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
To pick up the changes from:

  59d21d67f37481cf ("KVM: SVM: Software reserved fields")

Picking the new SVM_EXIT_SW exit reasons.

Addressing this perf build warning:

  Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/svm.h' differs from latest version at 'arch/x86/include/uapi/asm/svm.h'
  diff -u tools/arch/x86/include/uapi/asm/svm.h arch/x86/include/uapi/asm/svm.h

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Vineeth Pillai <viremana@linux.microsoft.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools headers UAPI: Sync linux/kvm.h with the kernel sources 2021-07-01T19:14:37+00:00 Arnaldo Carvalho de Melo acme@redhat.com 2021-05-09T12:39:02+00:00 e48f62aece16c82ff29a2711f90f61a9199b4cad To pick the changes in: 19238e75bd8ed8ff ("kvm: x86: Allow userspace to handle emulation errors") cb082bfab59a224a ("KVM: stats: Add fd-based API to read binary stats data") b87cc116c7e1bc62 ("KVM: PPC: Book3S HV: Add KVM_CAP_PPC_RPT_INVALIDATE capability") f0376edb1ddcab19 ("KVM: arm64: Add ioctl to fetch/store tags in a guest") 0dbb11230437895f ("KVM: X86: Introduce KVM_HC_MAP_GPA_RANGE hypercall") 6dba940352038b56 ("KVM: x86: Introduce KVM_GET_SREGS2 / KVM_SET_SREGS2") 644f706719f0297b ("KVM: x86: hyper-v: Introduce KVM_CAP_HYPERV_ENFORCE_CPUID") That automatically adds support for these new ioctls: $ tools/perf/trace/beauty/kvm_ioctl.sh > before $ cp include/uapi/linux/kvm.h tools/include/uapi/linux/kvm.h $ tools/perf/trace/beauty/kvm_ioctl.sh > after $ diff -u before after --- before 2021-07-01 13:42:07.006387354 -0300 +++ after 2021-07-01 13:45:16.051649301 -0300 @@ -95,6 +95,9 @@ [0xc9] = "XEN_HVM_SET_ATTR", [0xca] = "XEN_VCPU_GET_ATTR", [0xcb] = "XEN_VCPU_SET_ATTR", + [0xcc] = "GET_SREGS2", + [0xcd] = "SET_SREGS2", + [0xce] = "GET_STATS_FD", [0xe0] = "CREATE_DEVICE", [0xe1] = "SET_DEVICE_ATTR", [0xe2] = "GET_DEVICE_ATTR", $ This silences these perf build warning: Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/kvm.h' differs from latest version at 'arch/x86/include/uapi/asm/kvm.h' diff -u tools/arch/x86/include/uapi/asm/kvm.h arch/x86/include/uapi/asm/kvm.h Warning: Kernel ABI header at 'tools/include/uapi/linux/kvm.h' differs from latest version at 'include/uapi/linux/kvm.h' diff -u tools/include/uapi/linux/kvm.h include/uapi/linux/kvm.h Cc: Aaron Lewis <aaronlewis@google.com> Cc: Ashish Kalra <ashish.kalra@amd.com> Cc: Bharata B Rao <bharata@linux.ibm.com> Cc: Jing Zhang <jingzhangos@google.com> Cc: Marc Zyngier <maz@kernel.org> Cc: Maxim Levitsky <mlevitsk@redhat.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Steven Price <steven.price@arm.com> Cc: Vitaly Kuznetsov <vkuznets@redhat.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
To pick the changes in:

  19238e75bd8ed8ff ("kvm: x86: Allow userspace to handle emulation errors")
  cb082bfab59a224a ("KVM: stats: Add fd-based API to read binary stats data")
  b87cc116c7e1bc62 ("KVM: PPC: Book3S HV: Add KVM_CAP_PPC_RPT_INVALIDATE capability")
  f0376edb1ddcab19 ("KVM: arm64: Add ioctl to fetch/store tags in a guest")
  0dbb11230437895f ("KVM: X86: Introduce KVM_HC_MAP_GPA_RANGE hypercall")
  6dba940352038b56 ("KVM: x86: Introduce KVM_GET_SREGS2 / KVM_SET_SREGS2")
  644f706719f0297b ("KVM: x86: hyper-v: Introduce KVM_CAP_HYPERV_ENFORCE_CPUID")

That automatically adds support for these new ioctls:

  $ tools/perf/trace/beauty/kvm_ioctl.sh > before
  $ cp include/uapi/linux/kvm.h tools/include/uapi/linux/kvm.h
  $ tools/perf/trace/beauty/kvm_ioctl.sh > after
  $ diff -u before after
  --- before	2021-07-01 13:42:07.006387354 -0300
  +++ after	2021-07-01 13:45:16.051649301 -0300
  @@ -95,6 +95,9 @@
   	[0xc9] = "XEN_HVM_SET_ATTR",
   	[0xca] = "XEN_VCPU_GET_ATTR",
   	[0xcb] = "XEN_VCPU_SET_ATTR",
  +	[0xcc] = "GET_SREGS2",
  +	[0xcd] = "SET_SREGS2",
  +	[0xce] = "GET_STATS_FD",
   	[0xe0] = "CREATE_DEVICE",
   	[0xe1] = "SET_DEVICE_ATTR",
   	[0xe2] = "GET_DEVICE_ATTR",
  $

This silences these perf build warning:

  Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/kvm.h' differs from latest version at 'arch/x86/include/uapi/asm/kvm.h'
  diff -u tools/arch/x86/include/uapi/asm/kvm.h arch/x86/include/uapi/asm/kvm.h
  Warning: Kernel ABI header at 'tools/include/uapi/linux/kvm.h' differs from latest version at 'include/uapi/linux/kvm.h'
  diff -u tools/include/uapi/linux/kvm.h include/uapi/linux/kvm.h

Cc: Aaron Lewis <aaronlewis@google.com>
Cc: Ashish Kalra <ashish.kalra@amd.com>
Cc: Bharata B Rao <bharata@linux.ibm.com>
Cc: Jing Zhang <jingzhangos@google.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Maxim Levitsky <mlevitsk@redhat.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Steven Price <steven.price@arm.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools headers cpufeatures: Sync with the kernel sources 2021-07-01T19:14:37+00:00 Arnaldo Carvalho de Melo acme@redhat.com 2021-07-01T16:39:15+00:00 cc200a7de996fd829d18d59df861bb78d9c8a446 To pick the changes from: 1348924ba8169f35 ("x86/msr: Define new bits in TSX_FORCE_ABORT MSR") cbcddaa33d7e11a0 ("perf/x86/rapl: Use CPUID bit on AMD and Hygon parts") This only causes these perf files to be rebuilt: CC /tmp/build/perf/bench/mem-memcpy-x86-64-asm.o CC /tmp/build/perf/bench/mem-memset-x86-64-asm.o And addresses this perf build warning: Warning: Kernel ABI header at 'tools/arch/x86/include/asm/cpufeatures.h' differs from latest version at 'arch/x86/include/asm/cpufeatures.h' diff -u tools/arch/x86/include/asm/cpufeatures.h arch/x86/include/asm/cpufeatures.h Cc: Andrew Cooper <andrew.cooper3@citrix.com> Cc: Borislav Petkov <bp@suse.de> Cc: Pawan Gupta <pawan.kumar.gupta@linux.intel.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
To pick the changes from:

  1348924ba8169f35 ("x86/msr: Define new bits in TSX_FORCE_ABORT MSR")
  cbcddaa33d7e11a0 ("perf/x86/rapl: Use CPUID bit on AMD and Hygon parts")

This only causes these perf files to be rebuilt:

  CC       /tmp/build/perf/bench/mem-memcpy-x86-64-asm.o
  CC       /tmp/build/perf/bench/mem-memset-x86-64-asm.o

And addresses this perf build warning:

  Warning: Kernel ABI header at 'tools/arch/x86/include/asm/cpufeatures.h' differs from latest version at 'arch/x86/include/asm/cpufeatures.h'
  diff -u tools/arch/x86/include/asm/cpufeatures.h arch/x86/include/asm/cpufeatures.h

Cc: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools arch x86: Sync the msr-index.h copy with the kernel sources 2021-07-01T19:14:36+00:00 Arnaldo Carvalho de Melo acme@redhat.com 2021-07-01T16:32:18+00:00 04df0dc1189ab5c5c9406106b23127d3b8c9f056 To pick up the changes from these csets: 1348924ba8169f35 ("x86/msr: Define new bits in TSX_FORCE_ABORT MSR") That cause no changes to tooling: $ tools/perf/trace/beauty/tracepoints/x86_msr.sh > before $ cp arch/x86/include/asm/msr-index.h tools/arch/x86/include/asm/msr-index.h $ tools/perf/trace/beauty/tracepoints/x86_msr.sh > after $ diff -u before after $ Just silences this perf build warning: Warning: Kernel ABI header at 'tools/arch/x86/include/asm/msr-index.h' differs from latest version at 'arch/x86/include/asm/msr-index.h' diff -u tools/arch/x86/include/asm/msr-index.h arch/x86/include/asm/msr-index.h Cc: Borislav Petkov <bp@suse.de> Cc: Pawan Gupta <pawan.kumar.gupta@linux.intel.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
To pick up the changes from these csets:

  1348924ba8169f35 ("x86/msr: Define new bits in TSX_FORCE_ABORT MSR")

That cause no changes to tooling:

  $ tools/perf/trace/beauty/tracepoints/x86_msr.sh > before
  $ cp arch/x86/include/asm/msr-index.h tools/arch/x86/include/asm/msr-index.h
  $ tools/perf/trace/beauty/tracepoints/x86_msr.sh > after
  $ diff -u before after
  $

Just silences this perf build warning:

  Warning: Kernel ABI header at 'tools/arch/x86/include/asm/msr-index.h' differs from latest version at 'arch/x86/include/asm/msr-index.h'
  diff -u tools/arch/x86/include/asm/msr-index.h arch/x86/include/asm/msr-index.h

Cc: Borislav Petkov <bp@suse.de>
Cc: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Merge tag 'x86-irq-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2021-06-29T19:36:59+00:00 Linus Torvalds torvalds@linux-foundation.org 2021-06-29T19:36:59+00:00 a22c3f615a6fef6553e20c559d31ea817216b4e6 Pull x86 interrupt related updates from Thomas Gleixner: - Consolidate the VECTOR defines and the usage sites. - Cleanup GDT/IDT related code and replace open coded ASM with proper native helper functions. * tag 'x86-irq-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/kexec: Set_[gi]dt() -> native_[gi]dt_invalidate() in machine_kexec_*.c x86: Add native_[ig]dt_invalidate() x86/idt: Remove address argument from idt_invalidate() x86/irq: Add and use NR_EXTERNAL_VECTORS and NR_SYSTEM_VECTORS x86/irq: Remove unused vectors defines 
Pull x86 interrupt related updates from Thomas Gleixner:

 - Consolidate the VECTOR defines and the usage sites.

 - Cleanup GDT/IDT related code and replace open coded ASM with proper
   native helper functions.

* tag 'x86-irq-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/kexec: Set_[gi]dt() -> native_[gi]dt_invalidate() in machine_kexec_*.c
  x86: Add native_[ig]dt_invalidate()
  x86/idt: Remove address argument from idt_invalidate()
  x86/irq: Add and use NR_EXTERNAL_VECTORS and NR_SYSTEM_VECTORS
  x86/irq: Remove unused vectors defines
Merge tag 'x86-asm-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2021-06-28T19:57:11+00:00 Linus Torvalds torvalds@linux-foundation.org 2021-06-28T19:57:11+00:00 909489bf9f88d314dc18be930cefa99ec9a4aac7 Pull x86 asm updates from Ingo Molnar: - Micro-optimize and standardize the do_syscall_64() calling convention - Make syscall entry flags clearing more conservative - Clean up syscall table handling - Clean up & standardize assembly macros, in preparation of FRED - Misc cleanups and fixes * tag 'x86-asm-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/asm: Make <asm/asm.h> valid on cross-builds as well x86/regs: Syscall_get_nr() returns -1 for a non-system call x86/entry: Split PUSH_AND_CLEAR_REGS into two submacros x86/syscall: Maximize MSR_SYSCALL_MASK x86/syscall: Unconditionally prototype {ia32,x32}_sys_call_table[] x86/entry: Reverse arguments to do_syscall_64() x86/entry: Unify definitions from <asm/calling.h> and <asm/ptrace-abi.h> x86/asm: Use _ASM_BYTES() in <asm/nops.h> x86/asm: Add _ASM_BYTES() macro for a .byte ... opcode sequence x86/asm: Have the __ASM_FORM macros handle commas in arguments 
Pull x86 asm updates from Ingo Molnar:

 - Micro-optimize and standardize the do_syscall_64() calling convention

 - Make syscall entry flags clearing more conservative

 - Clean up syscall table handling

 - Clean up & standardize assembly macros, in preparation of FRED

 - Misc cleanups and fixes

* tag 'x86-asm-2021-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/asm: Make <asm/asm.h> valid on cross-builds as well
  x86/regs: Syscall_get_nr() returns -1 for a non-system call
  x86/entry: Split PUSH_AND_CLEAR_REGS into two submacros
  x86/syscall: Maximize MSR_SYSCALL_MASK
  x86/syscall: Unconditionally prototype {ia32,x32}_sys_call_table[]
  x86/entry: Reverse arguments to do_syscall_64()
  x86/entry: Unify definitions from <asm/calling.h> and <asm/ptrace-abi.h>
  x86/asm: Use _ASM_BYTES() in <asm/nops.h>
  x86/asm: Add _ASM_BYTES() macro for a .byte ... opcode sequence
  x86/asm: Have the __ASM_FORM macros handle commas in arguments
tools headers cpufeatures: Sync with the kernel sources 2021-06-11T15:54:24+00:00 Arnaldo Carvalho de Melo acme@redhat.com 2021-06-08T16:46:18+00:00 36524112aba3246d1240c1791c72b26fa54008a3 To pick the changes in: fb35d30fe5b06cc2 ("x86/cpufeatures: Assign dedicated feature word for CPUID_0x8000001F[EAX]") e7b6385b01d8e9fb ("x86/cpufeatures: Add Intel SGX hardware bits") 1478b99a76534b6c ("x86/cpufeatures: Mark ENQCMD as disabled when configured out") That don't cause any change in the tools, just silences this perf build warning: Warning: Kernel ABI header at 'tools/arch/x86/include/asm/disabled-features.h' differs from latest version at 'arch/x86/include/asm/disabled-features.h' diff -u tools/arch/x86/include/asm/disabled-features.h arch/x86/include/asm/disabled-features.h Cc: Borislav Petkov <bp@suse.de> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Sean Christopherson <seanjc@google.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
To pick the changes in:

  fb35d30fe5b06cc2 ("x86/cpufeatures: Assign dedicated feature word for CPUID_0x8000001F[EAX]")
  e7b6385b01d8e9fb ("x86/cpufeatures: Add Intel SGX hardware bits")
  1478b99a76534b6c ("x86/cpufeatures: Mark ENQCMD as disabled when configured out")

That don't cause any change in the tools, just silences this perf build
warning:

  Warning: Kernel ABI header at 'tools/arch/x86/include/asm/disabled-features.h' differs from latest version at 'arch/x86/include/asm/disabled-features.h'
  diff -u tools/arch/x86/include/asm/disabled-features.h arch/x86/include/asm/disabled-features.h

Cc: Borislav Petkov <bp@suse.de>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Sean Christopherson <seanjc@google.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
x86/irq: Add and use NR_EXTERNAL_VECTORS and NR_SYSTEM_VECTORS 2021-05-21T10:36:44+00:00 H. Peter Anvin (Intel) hpa@zytor.com 2021-05-19T21:21:48+00:00 ff851003880de9d1111498877551ba16668c38ef Add defines for the number of external vectors and number of system vectors instead of requiring the use of (FIRST_SYSTEM_VECTOR - FIRST_EXTERNAL_VECTOR) and (NR_VECTORS - FIRST_SYSTEM_VECTOR) respectively. Clean up the usage sites. Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Andy Lutomirski <luto@kernel.org> Link: https://lore.kernel.org/r/20210519212154.511983-3-hpa@zytor.com 
Add defines for the number of external vectors and number of system
vectors instead of requiring the use of (FIRST_SYSTEM_VECTOR -
FIRST_EXTERNAL_VECTOR) and (NR_VECTORS - FIRST_SYSTEM_VECTOR)
respectively. Clean up the usage sites.

Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Andy Lutomirski <luto@kernel.org>
Link: https://lore.kernel.org/r/20210519212154.511983-3-hpa@zytor.com
x86/irq: Remove unused vectors defines 2021-05-21T10:36:44+00:00 H. Peter Anvin (Intel) hpa@zytor.com 2021-05-19T21:21:49+00:00 f1b7d45d3f8f3e18e190e71cb54d4b1917300d1d UV_BAU_MESSAGE is defined but not used anywhere in the kernel. Presumably this is a stale vector number that can be reclaimed. MCE_VECTOR is not an actual vector: #MC is an exception, not an interrupt vector, and as such is correctly described as X86_TRAP_MC. MCE_VECTOR is not used anywhere is the kernel. Note that NMI_VECTOR *is* used; specifically it is the vector number programmed into the APIC LVT when an NMI interrupt is configured. At the moment it is always numerically identical to X86_TRAP_NMI, that is not necessarily going to be the case indefinitely. Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Steve Wahl <steve.wahl@hpe.com> Link: https://lore.kernel.org/r/20210519212154.511983-4-hpa@zytor.com 
UV_BAU_MESSAGE is defined but not used anywhere in the kernel. Presumably
this is a stale vector number that can be reclaimed.

MCE_VECTOR is not an actual vector: #MC is an exception, not an interrupt
vector, and as such is correctly described as X86_TRAP_MC. MCE_VECTOR is
not used anywhere is the kernel.

Note that NMI_VECTOR *is* used; specifically it is the vector number
programmed into the APIC LVT when an NMI interrupt is configured. At
the moment it is always numerically identical to X86_TRAP_NMI, that is
not necessarily going to be the case indefinitely.

Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Steve Wahl <steve.wahl@hpe.com>
Link: https://lore.kernel.org/r/20210519212154.511983-4-hpa@zytor.com
tools arch kvm: Sync kvm headers with the kernel sources 2021-05-17T23:39:18+00:00 Arnaldo Carvalho de Melo acme@redhat.com 2021-05-12T15:35:07+00:00 3c91e8efaf4838e4c8e465656e9707b5de26f3db To pick up the changes from: 70f094f4f01dc4d6 ("KVM: nVMX: Properly pad 'struct kvm_vmx_nested_state_hdr'") That don't entail changes in tooling. This silences these tools/perf build warnings: Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/kvm.h' differs from latest version at 'arch/x86/include/uapi/asm/kvm.h' diff -u tools/arch/x86/include/uapi/asm/kvm.h arch/x86/include/uapi/asm/kvm.h Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Vitaly Kuznetsov <vkuznets@redhat.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
To pick up the changes from:

  70f094f4f01dc4d6 ("KVM: nVMX: Properly pad 'struct kvm_vmx_nested_state_hdr'")

That don't entail changes in tooling.

This silences these tools/perf build warnings:

  Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/kvm.h' differs from latest version at 'arch/x86/include/uapi/asm/kvm.h'
  diff -u tools/arch/x86/include/uapi/asm/kvm.h arch/x86/include/uapi/asm/kvm.h

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>