turbostat: import msr-index header from linux

Since Linux 4.12, the kernel does not expose msr-index.h to the userland
anymore. This commit pulls and hardcode the required definitions.

Signed-off-by: Florian Forster <octo@collectd.org>

diff --git a/configure.ac b/configure.ac
index 834a233..c4cdf4d 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -805,30 +805,10 @@ AC_CACHE_CHECK([whether clock_boottime and clock_monotonic are supported],
 
 
 # For the turbostat plugin
-have_asm_msrindex_h="no"
-AC_CHECK_HEADERS(asm/msr-index.h, [have_asm_msrindex_h="yes"])
-
-if test "x$have_asm_msrindex_h" = "xyes"
-then
-  AC_CACHE_CHECK([whether asm/msr-index.h has MSR_PKG_C10_RESIDENCY],
-                 [c_cv_have_usable_asm_msrindex_h],
-                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
-[[[
-#include<asm/msr-index.h>
-]]],
-[[[
-int y = MSR_PKG_C10_RESIDENCY;
-return(y);
-]]]
-  )],
-                 [c_cv_have_usable_asm_msrindex_h="yes"],
-                 [c_cv_have_usable_asm_msrindex_h="no"],
-                                  )
-                 )
-fi
-
-have_cpuid_h="no"
-AC_CHECK_HEADERS(cpuid.h, [have_cpuid_h="yes"])
+AC_CHECK_HEADERS([cpuid.h],
+  [have_cpuid_h="yes"],
+  [have_cpuid_h="no (cpuid.h not found)"]
+)
 
 have_capability="yes"
 AC_CHECK_HEADERS(sys/capability.h,
@@ -6143,8 +6123,7 @@ then
        then
                plugin_ipvs="yes"
        fi
-       if test "x$c_cv_have_usable_asm_msrindex_h" = "xyes" && test "x$have_cpuid_h" = "xyes"
-       then
+       if test "x$have_cpuid_h" = "xyes"; then
                plugin_turbostat="yes"
        fi
        

diff --git a/src/Makefile.am b/src/Makefile.am
index 587a182..e3627c3 100644 (file)
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1213,7 +1213,9 @@ endif
 
 if BUILD_PLUGIN_TURBOSTAT
 pkglib_LTLIBRARIES += turbostat.la
-turbostat_la_SOURCES = turbostat.c
+turbostat_la_SOURCES = \
+       turbostat.c \
+       msr-index.h
 turbostat_la_LDFLAGS = $(PLUGIN_LDFLAGS)
 endif
 

diff --git a/src/msr-index.h b/src/msr-index.h
new file mode 100644 (file)
index 0000000..404d467
--- /dev/null
+++ b/src/msr-index.h
@@ -0,0 +1,74 @@
+/*
+ * Partial header file imported from the linux kernel
+ * (arch/x86/include/asm/msr-index.h)
+ * as it is not provided by the kernel sources anymore
+ *
+ * Only the minimal blocks of macro have been included
+ */
+
+#ifndef _ASM_X86_MSR_INDEX_H
+#define _ASM_X86_MSR_INDEX_H
+
+/*
+ * CPU model specific register (MSR) numbers.
+ *
+ * Do not add new entries to this file unless the definitions are shared
+ * between multiple compilation units.
+ */
+
+/* Intel MSRs. Some also available on other CPUs */
+
+/* C-state Residency Counters */
+#define MSR_PKG_C3_RESIDENCY           0x000003f8
+#define MSR_PKG_C6_RESIDENCY           0x000003f9
+#define MSR_ATOM_PKG_C6_RESIDENCY      0x000003fa
+#define MSR_PKG_C7_RESIDENCY           0x000003fa
+#define MSR_CORE_C3_RESIDENCY          0x000003fc
+#define MSR_CORE_C6_RESIDENCY          0x000003fd
+#define MSR_CORE_C7_RESIDENCY          0x000003fe
+#define MSR_KNL_CORE_C6_RESIDENCY      0x000003ff
+#define MSR_PKG_C2_RESIDENCY           0x0000060d
+#define MSR_PKG_C8_RESIDENCY           0x00000630
+#define MSR_PKG_C9_RESIDENCY           0x00000631
+#define MSR_PKG_C10_RESIDENCY          0x00000632
+
+/* Run Time Average Power Limiting (RAPL) Interface */
+
+#define MSR_RAPL_POWER_UNIT            0x00000606
+
+#define MSR_PKG_POWER_LIMIT            0x00000610
+#define MSR_PKG_ENERGY_STATUS          0x00000611
+#define MSR_PKG_PERF_STATUS            0x00000613
+#define MSR_PKG_POWER_INFO             0x00000614
+
+#define MSR_DRAM_POWER_LIMIT           0x00000618
+#define MSR_DRAM_ENERGY_STATUS         0x00000619
+#define MSR_DRAM_PERF_STATUS           0x0000061b
+#define MSR_DRAM_POWER_INFO            0x0000061c
+
+#define MSR_PP0_POWER_LIMIT            0x00000638
+#define MSR_PP0_ENERGY_STATUS          0x00000639
+#define MSR_PP0_POLICY                 0x0000063a
+#define MSR_PP0_PERF_STATUS            0x0000063b
+
+#define MSR_PP1_POWER_LIMIT            0x00000640
+#define MSR_PP1_ENERGY_STATUS          0x00000641
+#define MSR_PP1_POLICY                 0x00000642
+
+
+
+/* Intel defined MSRs. */
+#define MSR_IA32_TSC                   0x00000010
+#define MSR_SMI_COUNT                  0x00000034
+
+#define MSR_IA32_MPERF                 0x000000e7
+#define MSR_IA32_APERF                 0x000000e8
+
+#define MSR_IA32_THERM_STATUS          0x0000019c
+
+#define MSR_IA32_TEMPERATURE_TARGET    0x000001a2
+
+#define MSR_IA32_PACKAGE_THERM_STATUS          0x000001b1
+
+
+#endif /* _ASM_X86_MSR_INDEX_H */

diff --git a/src/turbostat.c b/src/turbostat.c
index 62bd92b..48ef1b2 100644 (file)
--- a/src/turbostat.c
+++ b/src/turbostat.c
@@ -41,7 +41,7 @@
 #include "plugin.h"
 #include "utils_time.h"
 
-#include <asm/msr-index.h>
+#include "msr-index.h"
 #include <cpuid.h>
 #ifdef HAVE_SYS_CAPABILITY_H
 #include <sys/capability.h>