UPD configuration 01 upto 03 for Linux 6.16

.vscode/settings.json

@@ -1237,6 +1237,7 @@
         "minidrivers",
         "minilzo",
         "minix",
+        "minrev",
         "MINSIGSTKSZ",
         "MIPID",
         "mitbringen",
@@ -1903,6 +1904,7 @@
         "sofern",
         "softing",
         "Softlimits",
+        "Softlock",
         "softlocking",
         "SOFTLOCKUP",
         "softwaregeschützte",
@@ -2391,5 +2393,4 @@
     ],
     "cSpell.language": "en,de-DE",
     "editor.renderWhitespace": "boundary"
-    }
 }

config-6.16

@@ -373,7 +373,7 @@ CONFIG_PGTABLE_LEVELS=5
 #
 CONFIG_SMP=y
 CONFIG_X86_X2APIC=y
-CONFIG_X86_POSTED_MSI=y
+# CONFIG_X86_POSTED_MSI is not set
 # CONFIG_X86_MPPARSE is not set
 CONFIG_X86_CPU_RESCTRL=y
 CONFIG_X86_FRED=y
@@ -407,19 +407,19 @@ CONFIG_HPET_TIMER=y
 CONFIG_HPET_EMULATE_RTC=y
 CONFIG_DMI=y
 CONFIG_BOOT_VESA_SUPPORT=y
-CONFIG_MAXSMP=y
+# CONFIG_MAXSMP is not set
-CONFIG_NR_CPUS_RANGE_BEGIN=8192
+CONFIG_NR_CPUS_RANGE_BEGIN=2
-CONFIG_NR_CPUS_RANGE_END=8192
+CONFIG_NR_CPUS_RANGE_END=512
-CONFIG_NR_CPUS_DEFAULT=8192
+CONFIG_NR_CPUS_DEFAULT=64
-CONFIG_NR_CPUS=8192
+CONFIG_NR_CPUS=8
-CONFIG_SCHED_CLUSTER=y
+# CONFIG_SCHED_CLUSTER is not set
 CONFIG_SCHED_SMT=y
 CONFIG_SCHED_MC=y
 CONFIG_SCHED_MC_PRIO=y
 CONFIG_X86_LOCAL_APIC=y
 CONFIG_ACPI_MADT_WAKEUP=y
 CONFIG_X86_IO_APIC=y
-CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS=y
+# CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS is not set
 CONFIG_X86_MCE=y
 # CONFIG_X86_MCELOG_LEGACY is not set
 CONFIG_X86_MCE_INTEL=y
@@ -11744,7 +11744,6 @@ CONFIG_CMA_ALIGNMENT=8
 # CONFIG_DMA_MAP_BENCHMARK is not set
 CONFIG_SGL_ALLOC=y
 CONFIG_CHECK_SIGNATURE=y
-CONFIG_CPUMASK_OFFSTACK=y
 CONFIG_CPU_RMAP=y
 CONFIG_DQL=y
 CONFIG_GLOB=y
@@ -11919,6 +11918,8 @@ CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y
 # CONFIG_DEBUG_VIRTUAL is not set
 CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_PER_CPU_MAPS is not set
+CONFIG_ARCH_SUPPORTS_KMAP_LOCAL_FORCE_MAP=y
+# CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP is not set
 # CONFIG_MEM_ALLOC_PROFILING is not set
 CONFIG_HAVE_ARCH_KASAN=y
 CONFIG_HAVE_ARCH_KASAN_VMALLOC=y

config-6.16.patch

@@ -1,5 +1,5 @@
 --- ../config	2025-08-04 13:04:52.053193843 +0200
-+++ .config	2025-08-05 11:55:02.886174059 +0200
++++ .config	2025-08-05 14:08:36.583550136 +0200
 @@ -55,13 +55,13 @@
  # CONFIG_KERNEL_LZ4 is not set
  CONFIG_KERNEL_ZSTD=y
@@ -164,11 +164,13 @@
  CONFIG_PGTABLE_LEVELS=5
  
  #
-@@ -387,43 +374,17 @@
+@@ -386,44 +373,18 @@
+ #
  CONFIG_SMP=y
  CONFIG_X86_X2APIC=y
- CONFIG_X86_POSTED_MSI=y
+-CONFIG_X86_POSTED_MSI=y
 -CONFIG_X86_MPPARSE=y
++# CONFIG_X86_POSTED_MSI is not set
 +# CONFIG_X86_MPPARSE is not set
  CONFIG_X86_CPU_RESCTRL=y
  CONFIG_X86_FRED=y
@@ -211,7 +213,7 @@
  CONFIG_CC_HAS_MARCH_NATIVE=y
  # CONFIG_X86_NATIVE_CPU is not set
  CONFIG_X86_INTERNODE_CACHE_SHIFT=6
-@@ -436,16 +397,15 @@
+@@ -436,30 +397,29 @@
  CONFIG_X86_DEBUGCTLMSR=y
  CONFIG_IA32_FEAT_CTL=y
  CONFIG_X86_VMX_FEATURE_NAMES=y
@@ -231,8 +233,29 @@
  CONFIG_DMI=y
 -# CONFIG_GART_IOMMU is not set
  CONFIG_BOOT_VESA_SUPPORT=y
- CONFIG_MAXSMP=y
+-CONFIG_MAXSMP=y
- CONFIG_NR_CPUS_RANGE_BEGIN=8192
+-CONFIG_NR_CPUS_RANGE_BEGIN=8192
+-CONFIG_NR_CPUS_RANGE_END=8192
+-CONFIG_NR_CPUS_DEFAULT=8192
+-CONFIG_NR_CPUS=8192
+-CONFIG_SCHED_CLUSTER=y
++# CONFIG_MAXSMP is not set
++CONFIG_NR_CPUS_RANGE_BEGIN=2
++CONFIG_NR_CPUS_RANGE_END=512
++CONFIG_NR_CPUS_DEFAULT=64
++CONFIG_NR_CPUS=8
++# CONFIG_SCHED_CLUSTER is not set
+ CONFIG_SCHED_SMT=y
+ CONFIG_SCHED_MC=y
+ CONFIG_SCHED_MC_PRIO=y
+ CONFIG_X86_LOCAL_APIC=y
+ CONFIG_ACPI_MADT_WAKEUP=y
+ CONFIG_X86_IO_APIC=y
+-CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS=y
++# CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS is not set
+ CONFIG_X86_MCE=y
+ # CONFIG_X86_MCELOG_LEGACY is not set
+ CONFIG_X86_MCE_INTEL=y
 @@ -473,9 +433,6 @@
  CONFIG_PERF_EVENTS_INTEL_UNCORE=m
  CONFIG_PERF_EVENTS_INTEL_RAPL=m
@@ -1749,7 +1772,15 @@
  CONFIG_DMA_CMA=y
  # CONFIG_DMA_NUMA_CMA is not set
  
-@@ -11930,8 +11851,10 @@
+@@ -11823,7 +11744,6 @@
+ # CONFIG_DMA_MAP_BENCHMARK is not set
+ CONFIG_SGL_ALLOC=y
+ CONFIG_CHECK_SIGNATURE=y
+-CONFIG_CPUMASK_OFFSTACK=y
+ CONFIG_CPU_RMAP=y
+ CONFIG_DQL=y
+ CONFIG_GLOB=y
+@@ -11930,8 +11850,10 @@
  # CONFIG_HEADERS_INSTALL is not set
  # CONFIG_DEBUG_SECTION_MISMATCH is not set
  CONFIG_SECTION_MISMATCH_WARN_ONLY=y
@@ -1760,7 +1791,16 @@
  # CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
  # end of Compile-time checks and compiler options
  
-@@ -12008,6 +11931,7 @@
+@@ -11996,6 +11918,8 @@
+ # CONFIG_DEBUG_VIRTUAL is not set
+ CONFIG_DEBUG_MEMORY_INIT=y
+ # CONFIG_DEBUG_PER_CPU_MAPS is not set
++CONFIG_ARCH_SUPPORTS_KMAP_LOCAL_FORCE_MAP=y
++# CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP is not set
+ # CONFIG_MEM_ALLOC_PROFILING is not set
+ CONFIG_HAVE_ARCH_KASAN=y
+ CONFIG_HAVE_ARCH_KASAN_VMALLOC=y
+@@ -12008,6 +11932,7 @@
  CONFIG_KFENCE_SAMPLE_INTERVAL=100
  CONFIG_KFENCE_NUM_OBJECTS=255
  CONFIG_KFENCE_DEFERRABLE=y
@@ -1768,7 +1808,7 @@
  CONFIG_KFENCE_STRESS_TEST_FAULTS=0
  CONFIG_HAVE_ARCH_KMSAN=y
  # end of Memory Debugging
-@@ -12022,7 +11946,6 @@
+@@ -12022,7 +11947,6 @@
  CONFIG_PANIC_TIMEOUT=0
  CONFIG_LOCKUP_DETECTOR=y
  CONFIG_SOFTLOCKUP_DETECTOR=y
@@ -1776,7 +1816,7 @@
  # CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
  CONFIG_HAVE_HARDLOCKUP_DETECTOR_BUDDY=y
  CONFIG_HARDLOCKUP_DETECTOR=y
-@@ -12097,7 +12020,6 @@
+@@ -12097,7 +12021,6 @@
  CONFIG_RCU_CPU_STALL_TIMEOUT=60
  CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
  # CONFIG_RCU_CPU_STALL_CPUTIME is not set
@@ -1784,7 +1824,7 @@
  # CONFIG_RCU_TRACE is not set
  # CONFIG_RCU_EQS_DEBUG is not set
  # end of RCU Debugging
-@@ -12282,7 +12204,6 @@
+@@ -12282,7 +12205,6 @@
  # CONFIG_TEST_OBJPOOL is not set
  CONFIG_ARCH_USE_MEMTEST=y
  CONFIG_MEMTEST=y

documentation/linux_configuration.pdf

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:60fcfea6bb84e740ac7f15a5faa9a130af51e3206546d4e32b3fd829c1f57853
+oid sha256:0264051eb57ab97bad5cc1f87d431774ce7da3e6fee07a1def7a0bba17e76f62
-size 3262838
+size 841319

documentation/linux_configuration.tex

@@ -1,6 +1,6 @@
 %
 % Thomas Kuschel 2023-2025
-\newcommand{\version}{V6.15}
+\newcommand{\version}{V6.16}
 % preconditions:
 % install on ARCH linux:
 %  pacman -S texlive-plaingeneric
@@ -9,20 +9,22 @@
 %  pacman -S hyphen hyphen-de
 %  pacman -S texlive-mathscience
 
-%\includeonly{
+\includeonly{
-	%linux_configuration_03_processor_type_and_features,
+	linux_configuration_01_general_setup,
+	linux_configuration_02_64-bit_kernel,
+	linux_configuration_03_processor_type_and_features,
 	%linux_configuration_04_mitigations_for_speculative_execution_vulnerabilities,
 	%linux_configuration_05_power_management_and_acpi_options,
 	%linux_configuration_09_general_architecture-dependent_options,
 	%linux_configuration_11_enable_the_block_layer,
 	%linux_configuration_12_executable_file_formats,
-	%linux_configuration_13_memory_management_options,
+	linux_configuration_13_memory_management_options,
 	%linux_configuration_14_networking_support,
 	%linux_configuration_15_device_drivers,
 	%linux_configuration_16_file_systems,
 	%linux_configuration_17_security_options,
 	%linux_configuration_18_cryptographic_API
-%}%
+}%
 
 \documentclass[10pt,a4paper]{article}
 %\documentclass[12pt,a4paper]{report}

documentation/linux_configuration_01_general_setup.tex

@@ -1948,7 +1948,8 @@ Wenn Sie unsicher sind, sagen Sie Y.
 This is a much more advanced approach than userspace attempting that.\\
 If unsure, say Y.}
 
-\subparagraph{Specify the maximum number of memory regions for the elfcorehdr}$~$\\
+% früher subparagraph
+\paragraph{Specify the maximum number of memory regions for the elfcorehdr}$~$\\
 CONFIG\_CRASH\_MAX\_MEMORY\_RANGES [=\num{8192}] \textbf{[8192]}\\
 Für den Pfad des Systemaufrufs \texttt{kexec\_file\_load()} ist die maximale Anzahl der Speicherbereiche anzugeben, die der \texttt{elfcorehdr}"=Puffer bzw. das \texttt{elfcorehdr}"=Segment aufnehmen kann.
 Diese Regionen werden über \texttt{walk\_system\_ram\_res()} ermittelt, z.\,B. die \glq System RAM\grq{}-Einträge in \texttt{/proc/iomem}.

documentation/linux_configuration_02_64-bit_kernel.tex

@@ -1,4 +1,5 @@
-% since Linux 6.15
+% linux_configuration_02_64-bit_kernel
+% since Linux 6.16
 \section{64-bit kernel}
 CONFIG\_64BIT [=y] \textbf{[Y]}\\
 Sagen Sie Y für ja, zur Erstellung eines 64-Bit-Kernels -- früher bekannt als x86\_64\\

documentation/linux_configuration_13_memory_management_options.tex

@@ -511,9 +511,9 @@ This value can be changed after boot using the /proc/sys/vm/mmap\_min\_addr tuna
 
 \subsection{Enable recovery from hardware memory errors}
 CONFIG\_MEMORY\_FAILURE [=y] \textbf{[Y]}\\
-Ermöglicht die Wiederherstellung von Code nach einigen Speicherfehlern auf Systemen mit MCA-Wieder\-her\-stel\-lung.
+Ermöglicht die Wiederherstellung von Code nach einigen Speicherfehlern auf Systemen mit MCA"=Wiederherstellung.
-Dadurch kann ein System auch dann weiterlaufen, wenn ein Teil des Speichers unkorrigierte Fehler aufweist. Dies
+Dadurch kann ein System auch dann weiterlaufen, wenn ein Teil des Speichers unkorrigierte Fehler aufweist.
-erfordert spezielle Hardwareunterstützung und in der Regel ECC-Speicher.
+Dies erfordert spezielle Hardwareunterstützung und in der Regel ECC-Speicher.
 \english{Enables code to recover from some memory failures on systems with MCA recovery.
 This allows a system to continue running even when some of its memory has uncorrected errors.
 This requires special hardware support and typically ECC memory.}
@@ -773,6 +773,17 @@ Diese Option hat einen Speicher-Overhead pro memcg und pro Knoten.
 \english{Do not enable this option unless you plan to look at historical stats from evicted generations for debugging purpose.\\
 This option has a per-memcg and per-node memory overhead.}
 
+%13.34 NUMA emulation
+% this moved from linux_configuration_03_processor_type_and_features to here:
+\subsection{NUMA emulation}
+CONFIG\_NUMA\_EMU [=n] \textbf{[N]}\\
+Aktivierung der NUMA-Emulation.
+Eine einfache Maschine wird in virtuelle Knoten aufgeteilt, wenn sie mit \texttt{numa=fake=N} gebootet wird, wobei N die Anzahl der Knoten ist.
+Dies ist nur für die Fehlersuche nützlich.
+\english{Enable NUMA emulation.
+A flat machine will be split into virtual nodes when booted with "numa=fake=N", where N is the number of nodes.
+This is only useful for debugging.}
+
 %13.27
 \subsection{reclaim empty user page table pages}
 CONFIG\_PT\_RECLAIM [=y] \textbf{[Y]}\\