forked from Minki/linux
tools arch x86: Sync the msr-index.h copy with the kernel sources
To pick up the changes from these csets:3f3c8be973Merge tag 'for-linus-5.5a-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip4e3f77d841("xen/mcelog: add PPIN to record when available")db4d30fbb7("x86/bugs: Add ITLB_MULTIHIT bug infrastructure")1b42f01741("x86/speculation/taa: Add mitigation for TSX Async Abort")c2955f270a("x86/msr: Add the IA32_TSX_CTRL MSR") These are the changes in tooling that this udpate ensues: $ tools/perf/trace/beauty/tracepoints/x86_msr.sh > /tmp/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 > /tmp/after $ diff -u /tmp/before /tmp/after --- /tmp/before 2019-12-02 11:54:44.371035723 -0300 +++ /tmp/after 2019-12-02 11:55:31.847859784 -0300 @@ -48,6 +48,7 @@ [0x00000119] = "IA32_BBL_CR_CTL", [0x0000011e] = "IA32_BBL_CR_CTL3", [0x00000120] = "IDT_MCR_CTRL", + [0x00000122] = "IA32_TSX_CTRL", [0x00000140] = "MISC_FEATURES_ENABLES", [0x00000174] = "IA32_SYSENTER_CS", [0x00000175] = "IA32_SYSENTER_ESP", @@ -283,4 +284,6 @@ [0xc0010240 - x86_AMD_V_KVM_MSRs_offset] = "F15H_NB_PERF_CTL", [0xc0010241 - x86_AMD_V_KVM_MSRs_offset] = "F15H_NB_PERF_CTR", [0xc0010280 - x86_AMD_V_KVM_MSRs_offset] = "F15H_PTSC", + [0xc00102f0 - x86_AMD_V_KVM_MSRs_offset] = "AMD_PPIN_CTL", + [0xc00102f1 - x86_AMD_V_KVM_MSRs_offset] = "AMD_PPIN", }; $ CC /tmp/build/perf/trace/beauty/tracepoints/x86_msr.o LD /tmp/build/perf/trace/beauty/tracepoints/perf-in.o LD /tmp/build/perf/trace/beauty/perf-in.o LD /tmp/build/perf/perf-in.o Now it is possible to use these strings when setting up filters for the msr:* tracepoints, like: # perf trace -e msr:* --filter=msr==IA32_TSX_CTRL ^C[root@quaco ~]# If we use an invalid operator we can check what is the filter that is put in place: # perf trace -e msr:* --filter=msr=IA32_TSX_CTRL Failed to set filter "(msr=0x122) && (common_pid != 25976 && common_pid != 25860)" on event msr:read_msr with 22 (Invalid argument) One can as well use -v to see the tracepoints and its filters: # perf trace -v -e msr:* --filter=msr==IA32_TSX_CTRL Using CPUID GenuineIntel-6-8E-A New filter for msr:read_msr: (msr==0x122) && (common_pid != 26110 && common_pid != 25860) New filter for msr:write_msr: (msr==0x122) && (common_pid != 26110 && common_pid != 25860) New filter for msr:rdpmc: (msr==0x122) && (common_pid != 26110 && common_pid != 25860) mmap size 528384B ^C# Better than keep looking up those numbers, works with callchains as well, e.g. for something more common: # perf trace -e msr:*/max-stack=16/ --filter="msr==IA32_SPEC_CTRL" --max-events=2 0.000 SCTP timer/6158 msr:write_msr(msr: IA32_SPEC_CTRL, val: 6) do_trace_write_msr ([kernel.kallsyms]) do_trace_write_msr ([kernel.kallsyms]) __switch_to_xtra ([kernel.kallsyms]) __switch_to ([kernel.kallsyms]) __sched_text_start ([kernel.kallsyms]) schedule ([kernel.kallsyms]) schedule_hrtimeout_range_clock ([kernel.kallsyms]) poll_schedule_timeout.constprop.0 ([kernel.kallsyms]) do_select ([kernel.kallsyms]) core_sys_select ([kernel.kallsyms]) kern_select ([kernel.kallsyms]) __x64_sys_select ([kernel.kallsyms]) do_syscall_64 ([kernel.kallsyms]) entry_SYSCALL_64 ([kernel.kallsyms]) __select (/usr/lib64/libc-2.29.so) [0] ([unknown]) 0.024 :0/0 msr:write_msr(msr: IA32_SPEC_CTRL) do_trace_write_msr ([kernel.kallsyms]) do_trace_write_msr ([kernel.kallsyms]) __switch_to_xtra ([kernel.kallsyms]) __switch_to ([kernel.kallsyms]) __sched_text_start ([kernel.kallsyms]) schedule_idle ([kernel.kallsyms]) do_idle ([kernel.kallsyms]) cpu_startup_entry ([kernel.kallsyms]) start_secondary ([kernel.kallsyms]) [0x2000d4] ([kernel.kallsyms]) # Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Jan Beulich <jbeulich@suse.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Juergen Gross <jgross@suse.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Pawan Gupta <pawan.kumar.gupta@linux.intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vineela Tummalapalli <vineela.tummalapalli@intel.com> Link: https://lkml.kernel.org/n/tip-n1xd78fpd5lxn4q1brqi2jl6@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
parent
bd5c6b81dd
commit
8122b047dd
@ -93,6 +93,18 @@
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* Microarchitectural Data
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* Sampling (MDS) vulnerabilities.
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*/
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#define ARCH_CAP_PSCHANGE_MC_NO BIT(6) /*
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* The processor is not susceptible to a
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* machine check error due to modifying the
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* code page size along with either the
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* physical address or cache type
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* without TLB invalidation.
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*/
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#define ARCH_CAP_TSX_CTRL_MSR BIT(7) /* MSR for TSX control is available. */
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#define ARCH_CAP_TAA_NO BIT(8) /*
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* Not susceptible to
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* TSX Async Abort (TAA) vulnerabilities.
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*/
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#define MSR_IA32_FLUSH_CMD 0x0000010b
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#define L1D_FLUSH BIT(0) /*
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@ -103,6 +115,10 @@
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#define MSR_IA32_BBL_CR_CTL 0x00000119
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#define MSR_IA32_BBL_CR_CTL3 0x0000011e
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#define MSR_IA32_TSX_CTRL 0x00000122
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#define TSX_CTRL_RTM_DISABLE BIT(0) /* Disable RTM feature */
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#define TSX_CTRL_CPUID_CLEAR BIT(1) /* Disable TSX enumeration */
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#define MSR_IA32_SYSENTER_CS 0x00000174
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#define MSR_IA32_SYSENTER_ESP 0x00000175
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#define MSR_IA32_SYSENTER_EIP 0x00000176
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@ -393,6 +409,8 @@
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#define MSR_AMD_PSTATE_DEF_BASE 0xc0010064
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#define MSR_AMD64_OSVW_ID_LENGTH 0xc0010140
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#define MSR_AMD64_OSVW_STATUS 0xc0010141
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#define MSR_AMD_PPIN_CTL 0xc00102f0
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#define MSR_AMD_PPIN 0xc00102f1
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#define MSR_AMD64_LS_CFG 0xc0011020
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#define MSR_AMD64_DC_CFG 0xc0011022
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#define MSR_AMD64_BU_CFG2 0xc001102a
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