Kernel-Log – Was 3.9 bringt (2): Infrastruktur
Seite 2: Die kleinen Perlen
Die kleinen Perlen
Die folgenden Links führen zu einigen kleineren, aber keineswegs unbedeutenden Änderungen:
Infrastructure
ACPI, PCI, & PM
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D
] ACPI / Documentation: refer to correct file for acpi_platform_device_ids[] table - [
D 1
] acpi, memory-hotplug: support getting hotplug info from SRAT - [
C
] ACPI: Overriding ACPI tables via initrd only works with an initrd and on X86 - [
C
] ACPI / PCI: Make pci_slot built-in only, not a module - [
DN
] ACPI / PM: Expose current status of ACPI power resources - [
DN
] ACPI / PM: Expose lists of device power resources to user space - [
DN
] ACPI / PM: Expose power states of ACPI devices to user space - [
DN1
] ACPI / scan: Introduce struct acpi_scan_handler - [
N
] aerdrv: Trace Event for PCI Express Advanced Error Reporting - [
C N1
] cpufreq: add imx6q-cpufreq driver - [
C N
] cpufreq / highbank: add support for highbank cpufreq - [
D
] cpufreq / intel_pstate: Add kernel command line option disable intel_pstate. - [
C
] cpufreq / intel_pstate: Change to disallow module build - [
C DN1
] cpufreq: kirkwood: Add a cpufreq driver for Marvell Kirkwood SoCs - [
D
] cpufreq: Update Documentation for cpus and related_cpus - [
C N2
] cpufreq/x86: Add P-state driver for sandy bridge. - [
C
] dmaengine: sirf: enable the driver support new SiRFmarco SoC - [
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C N2
] iommu/shmobile: Add iommu driver for Renesas IPMMU modules - [
C
] NTB: disable x86_32 support - [
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D
] PCI: Document hpiosize= and hpmemsize= resource reservation parameters - [
D
] PCI: Document MPS parameters pci=pcie_bus_safe, pci=pcie_bus_perf, etc - [
CI N8
] PCI-Express Non-Transparent Bridge Support - [
D
] PCI/MSI: Enable multiple MSIs with pci_enable_msi_block_auto() - [
D
] PM / OPP: improve introductory documentation - [
D
] PM / Runtime: Add new helper function: pm_runtime_active() - [
C D 1
] PM / tracing: remove deprecated power trace API - [
C N
] ssb: add place for serial flash driver - [
D
] suspend: enable freeze timeout configuration through sys - [
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D
] x86 idle: remove 32-bit-only "no-hlt" parameter, hlt_works_ok flag
Crypto & security
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D
] crypto: caam - Added property fsl,sec-era in SEC4.0 device tree binding. - [
D
] crypto: caam - Added property fsl, sec-era in SEC4.0 device tree binding. - [
C N1
] crypto: crc32 - add crc32 pclmulqdq implementation and wrappers for table implementation - [
2
] crypto: omap-sham - Add OMAP4/AM33XX SHAM Support - [
D
] ima: add policy support for file system uuid - [
C N
] ima: digital signature verification using asymmetric keys - [
D
] ima: rename FILE_MMAP to MMAP_CHECK - [
DN
] tpm: add documentation for sysfs interfaces - [
C
] TPM: STMicroelectronics ST33 I2C BUILD STUFF - [
N2
] TPM: STMicroelectronics ST33 I2C KERNEL 3.x
Memory management (MM)
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D
] bdi: allow block devices to say that they require stable page writes - [
D
] Documentation: Memory barrier semantics of atomic_xchg() - [
D
] ksm: add some comments - [
DN
] ksm: add sysfs ABI Documentation - [
D 1
] ksm: allow trees per NUMA node - [
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1
] memory-hotplug: common APIs to support page tables hot-remove - [
1
] memory-hotplug: remove /sys/firmware/memmap/X sysfs - [
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D
] page_alloc: add movable_memmap kernel parameter - [
2
] swap: add per-partition lock for swapfile
Tracing
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C N1
] kprobes/x86: Move ftrace-based kprobe code into kprobes-ftrace.c - [
DN
] perf: Document the ABI of perf sysfs entries - [
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1
] perf stat: Add interval printing - [
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N1
] perf test: Add a test case for hists__{match,link} - [
N1
] perf ui/gtk: Implement basic GTK2 annotation browser - [
1
] perf/x86/amd: Enable northbridge performance counters on AMD family 15h - [
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D
] tracing: Add documentation of snapshot utility - [
C 1
] tracing: Make a snapshot feature available from userspace - [
C
] tracing: Remove tracepoint sample code - [
D
] tracing: update documentation of snapshot utility - [
Virtualisation
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C N1
] goldfish: add QEMU pipe driver - [
C N1
] goldfish: audio support - [
C N1
] goldfish: NAND flash driver - [
C N1
] goldfish: tty driver - [
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D
] KVM: ARM: Demux CCSIDR in the userspace API - [
N3
] KVM: ARM: Emulation framework and CP15 emulation - [
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N1
] KVM: ARM: Handle I/O aborts - [
2
] KVM: ARM: Hypervisor initialization - [
D
] KVM: ARM: Inject IRQs and FIQs from userspace - [
C 1
] KVM: ARM: Memory virtualization setup - [
DN1
] KVM: ARM: Power State Coordination Interface implementation - [
D 1
] KVM: ARM: User space API for getting/setting co-proc registers - [
D
] KVM: ARM: VFP userspace interface - [
N3
] KVM: ARM: World-switch implementation - [
D
] KVM: PPC: BookE: Add EPR ONE_REG sync - [
D
] KVM: PPC: BookE: Implement EPR exit - [
N7
] KVM: PPC: E500: Split host and guest MMU parts - [
D
] KVM: Remove unused slot_bitmap from kvm_mmu_page - [
N2
] KVM: s390: Add a channel I/O based virtio transport driver. - [
D
] KVM: s390: Base infrastructure for enabling capabilities. - [
D
] KVM: s390: Support for I/O interrupts. - [
D
] KVM: set_memory_region: Disallow changing read-only attribute later - [
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N3
] VMCI: context implementation. - [
N1
] VMCI: datagram implementation. - [
N
] VMCI: device driver implementaton. - [
N1
] VMCI: doorbell implementation. - [
N9
] VMCI: queue pairs implementation. - [
N
] VMCI: routing implementation. - [
C N3
] VMCI: Some header and config files. - [
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2
] x86, apicv: add virtual interrupt delivery support - [
1
] x86, apicv: add virtual x2apic support
Various
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DN
] cgroups: move cgroup_event_listener.c to tools/cgroup - [
D
] coccicheck: Allow the user to give a V= (verbose) argument - [
1
] cputime: Safely read cputime of full dynticks CPUs - [
2
] cputime: Use accessors to read task cputime stats - [
D
] DocBook: update EXPORT_SYMBOL entry to point at export.h - [
D
] dynamic_debug: dynamic hex dump - [
C
] efivars: Add module parameter to disable use as a pstore backend - [
C
] efivars: Allow disabling use as a pstore backend - [
C
] firmware: Make user-mode helper optional - [
C
] Fixed dead ifdef block by adding missing Kconfig option. - [
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D
] kconfig: document use of CONFIG_ environment variable - [
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1
] kconfig: nconf: rewrite help texts - [
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N1
] kernel: Replace timeconst.pl with a bc script - [
DN
] lib: devres: Introduce devm_ioremap_resource() - [
C
] lib/Kconfig.debug: unhide CONFIG_PANIC_ON_OOPS - [
D
] lib/vsprintf.c: add %pa format specifier for phys_addr_t types - [
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C
] MODSIGN: Add option to not sign modules during modules_install - [
C
] MODSIGN: Simplify Makefile with a Kconfig helper - [
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C N
] NTP: Add a CONFIG_RTC_SYSTOHC configuration - [
C
] printk: Wake up klogd using irq_work - [
C
] rcu: Allow TREE_PREEMPT_RCU on UP systems - [
C
] rcu: Consolidate debugging Kconfig options - [
C 1
] rcu: Provide RCU CPU stall warnings for tiny RCU - [
C
] rcu: Reduce rcutorture tracing - [
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N
] selftests: add a simple doc - [
C
] sysctl: Enable IA64 "ignore-unaligned-usertrap" to be used cross-arch - [
2
] taint: add explicit flag to show whether lock dep is still OK. - [
C DN
] userns: Recommend use of memory control groups. - [
CPU architectures
x86
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N
] clk: x86: add support for Lynxpoint LPSS clocks - [
C
] x86-32, mm: Rip out x86_32 NUMA remapping code - [
D 2
] x86, ACPI, mm: Revert movablemem_map support - [
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D
] x86: Add Crash kernel low reservation - [
C
] x86: add support for Intel Low Power Subsystem - [
C DN1
] x86: Add TS-5500 platform support - [
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D
] x86, boot: Update comments about entries for 64bit image - [
C
] x86: Default to ARCH=x86 to avoid overriding CONFIG_64BIT - [
D
] x86, doc: Boot protocol 2.12 is in 3.8 - [
DN
] x86, doc: Documentation for early microcode loading - [
C
] x86: Enable ARCH_USE_BUILTIN_BSWAP - [
D
] x86 idle: remove mwait_idle() and "idle=mwait" cmdline param - [
C
] x86/Kconfig: Make early microcode loading a configuration feature - [
N
] x86/microcode_core_early.c: Define interfaces for early loading ucode - [
N2
] x86/microcode_intel_early.c: Early update ucode on Intel's CPU - [
N1
] x86/microcode_intel.h: Define functions and macros for early loading ucode - [
N
] x86/microcode_intel_lib.c: Early update ucode on Intel's CPU - [
1
] x86/MSI: Support multiple MSIs in presense of IRQ remapping - [
9
] x86, uv, uv3: Trim MMR register definitions after code changes for SGI UV3 - [
9
] x86, uv, uv3: Update MMR register definitions for SGI Ultraviolet System 3 (UV3) - [
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1
] x86, uv, uv3: Update x2apic Support for SGI UV3 - [
ARM
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C DN1
] arm64: Add simple earlyprintk support - [
C N1
] arm64: move from arm_generic to arm_arch_timer - [
N
] arm64: SMP: enable PSCI boot method - [
C
] ARM: 7684/1: errata: Workaround for Cortex-A15 erratum 798181 (TLBI/DSB operations) - [
C
] arm: Add generic timer broadcast support - [
C
] ARM: add SCHED_HRTICK config option - [
C 1
] ARM: at91: remove NEOCORE 926 board - [
C
] ARM: davinci: da850: add pinctrl driver DT entries - [
9
] ARM: delete struct sys_timer - [
C
] ARM: disable virt_to_bus/virt_to_bus almost everywhere - [
C
] ARM: dma-mapping: Add maximum alignment order for dma iommu buffers - [
C N
] ARM: Dove: split legacy and DT setup - [
D
] ARM: dts: fix compatible value for exynos pinctrl - [
N
] ARM: dt: tegra114: Add new board, Dalmore - [
N
] ARM: dt: tegra114: Add new board, Pluto - [
N
] ARM: dt: tegra114: Add new SoC base, Tegra114 SoC - [
D
] ARM: DT: tegra: Add board level compatible properties - [
DN1
] ARM: DT: tegra: Add Tegra30 Beaver board support - [
C 2
] ARM: EXYNOS: remove system mmu initialization from exynos tree - [
C N
] ARM / highbank: add support for pl320 IPC - [
C
] ARM: imx: Remove mach-mx51_3ds board - [
C 9
] ARM: imx: Remove mx508 support - [
C N
] ARM: imx: support DEBUG_LL uart port selection for all i.MX SoCs - [
C
] ARM: imx: use separated debug uart symbol for imx31 and imx35 - [
C N
] ARM: kirkwood: convert Guruplug Server Plus to use the device tree - [
C
] ARM: KVM: Add VGIC configuration option - [
N1
] ARM: KVM: arch_timers: Add guest timer core support - [
N1
] ARM: KVM: Initial VGIC infrastructure code - [
D
] ARM: KVM: VGIC accept vcpu and dist base addresses from user space - [
C N
] ARM: mach-virt: add SMP support using PSCI - [
D
] ARM: mvebu: correct gated clock documentation - [
N
] arm: mvebu: support for the new Armada XP development board(DB-MV784MP-GP) - [
DN
] ARM: mx31: Replace clk_register_clkdev with clock DT lookup - [
N
] ARM: mxs: dt: Add Crystalfontz CFA-10037 device tree support - [
D
] ARM: nomadik: add FSMC NAND - [
D
] ARM: nomadik: convert SMSC91x ethernet to device tree - [
C 1
] ARM: nomadik: delete old board files - [
DN
] ARM: nomadik: initial devicetree support - [
D
] ARM: nomadik: migrate MMC/SD card support to device tree - [
C
] ARM: OMAP2+: Disable code that currently does not work with multiplaform - [
C
] ARM: OMAP2+: Enable ARCH_MULTIPLATFORM support - [
D
] ARM: OMAP2+: gpmc: Add device tree documentation for elm handle - [
DN
] ARM: OMAP2+: gpmc: add DT bindings for OneNAND - [
C 1
] ARM: OMAP2+: Remove apollon board support - [
DN1
] ARM: OMAP: gpmc: add DT bindings for GPMC timings and NAND - [
2
] ARM: pinctrl: sunxi: Add the pinctrl pin set for Allwinner A10 - [
DN2
] ARM: PRIMA2: add CSR SiRFmarco device tree .dts - [
C N2
] ARM: PRIMA2: add new SiRFmarco SMP SoC infrastructures - [
DN
] ARM: psci: add devicetree binding for describing PSCI firmware - [
C N
] ARM: psci: add support for PSCI invocations from the kernel - [
C 1
] ARM: S3C24XX: Remove plat-s3c24xx directory in arch/arm/ - [
C 3
] ARM: S3C24XX: transform irq handling into a declarative form - [
9
] ARM: shmobile: r8a7740: Use driver-provided pinmux info - [
9
] ARM: shmobile: r8a7779: Use driver-provided pinmux info - [
6
] ARM: shmobile: sh7372: Use driver-provided pinmux info - [
N
] ARM: shmobile: sh73a0: Add CPU sleep suspend - [
9
] ARM: shmobile: sh73a0: Use driver-provided pinmux info - [
D
] arm: socfpga: Add SMP support for actual socfpga harware - [
N
] ARM: sunxi: Add device tree for Miniand Hackberry - [
C DN3
] ARM: sunxi: Add pinctrl driver for Allwinner SoCs - [
C
] ARM: tegra114: select PINCTRL for Tegra114 SoC - [
C 1
] ARM: tegra20: cpuidle: apply coupled cpuidle for powered-down mode - [
DN1
] ARM: tegra: Add Colibri T20 512MB COM device tree - [
DN
] ARM: tegra: add DT nodes for Tegra USB PHY - [
D
] ARM: tegra: Add new DT property to USB node. - [
D
] ARM: tegra: Add reset GPIO information to PHY DT node - [
N
] ARM: tegra: add Tegra114 ARM_CPUIDLE_WFI_STATE support - [
DN
] ARM: tegra: Add Toradex Iris carrier board DT with T20 512MB COM - [
DN
] ARM: tegra: define Tegra20 CAR binding - [
DN
] ARM: tegra: define Tegra30 CAR binding - [
C
] ARM: tegra: enable ARCH_REQUIRE_GPIOLIB for Tegra114 - [
C
] ARM: tegra: sort Kconfig selects for Tegra114 - [
C
] ARM: virt: hide CONFIG_ARM_VIRT_EXT from user - [
C D
] arm: vt8500: Add support for Wondermedia WM8750/WM8850 - [
D
] Documentation: Add ARMv8 to arch_timer devicetree - [
D
] KVM: ARM: Introduce KVM_ARM_SET_DEVICE_ADDR ioctl - [
PPC
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C
] cpuidle: kirkwood: Move out of mach directory - [
C N1
] powerpc/44x: Support OCM(On Chip Memory) for APM821xx SoC and Bluestone board - [
C N
] powerpc/85xx: Board support for ppa8548 - [
DN2
] powerpc/85xx: describe the PAMU topology in the device tree - [
C N1
] powerpc: Add a powerpc implementation of SHA-1 - [
C
] powerpc: Add config option for transactional memory - [
3
] powerpc: Add new transactional memory state to the signal context - [
C N
] powerpc: Add support for CTS-1000 GPIO controlled system poweroff - [
DN
] powerpc: Documentation for transactional memory on powerpc - [
C
] powerpc: Hook up doorbells on server - [
C
] powerpc: Update Kconfig + Makefile to prepare for server doorbells
Various
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C
] ARC: Add support for ioremap_prot API - [
C N1
] ARC: Boot #1: low-level, setup_arch(), /proc/cpuinfo, mem init - [
C N2
] ARC: Build system: Makefiles, Kconfig, Linker script - [
C N1
] ARC: [DeviceTree] Basic support - [
C
] ARC: [DeviceTree] Convert some Kconfig items to runtime values - [
C N
] ARC: Hostlink Pseudo-Driver for Metaware Debugger - [
N1
] ARC: I/O and DMA Mappings - [
C N
] ARC: kgdb support - [
C N
] ARC: OProfile support - [
C N
] ARC: perf support (software counters only) - [
C
] ARC: [plat-arfpga] BVCI Latency Unit setup - [
C
] ARC: ptrace support - [
C N1
] ARC: Signal handling - [
C N3
] ARC: SMP support - [
C
] ARC: stacktracing APIs based on dw2 unwinder - [
C 1
] ARC: Support for high priority interrupts in the in-core intc - [
C
] ARC: Support for single cycle Close Coupled Mem (CCM) - [
C N
] ARC: Syscall support (no-legacy-syscall ABI) - [
N1
] ARC: Timers/counters/delay management - [
C N1
] ARC: Unaligned access emulation - [
C 2
] cputime: Generic on-demand virtual cputime accounting - [
D
] doc, kernel-parameters: Document 'console=hvc<n>' - [
D
] doc, xen: Mention 'earlyprintk=xen' in the documentation. - [
D 1
] KVM: s390: Add support for channel I/O instructions. - [
D 1
] KVM: s390: Add support for machine checks. - [
C N
] metag: Add JTAG Debug Adapter (DA) support - [
DN1
] metag: Basic documentation - [
C N3
] metag: Build infrastructure - [
C N
] metag: ftrace support - [
C N2
] metag: Perf - [
C N
] MIPS: Add new GIC clocksource. - [
C
] MIPS: ath79: add PCI controller registration code for the QCA955X SoCs - [
C
] MIPS: ath79: add SoC detection code for the QCA955X SoCs - [
C N
] MIPS: ath79: add support for the Qualcomm Atheros AP136-010 board - [
C
] MIPS: ath79: add WMAC registration code for the QCA955X SoCs - [
C N
] MIPS: Octeon: Adding driver to measure interrupt latency on Octeon. - [
N
] MIPS: ralink: adds early_printk support - [
C N
] MIPS: ralink: adds Kbuild files - [
N
] MIPS: ralink: adds OF code - [
N
] MIPS: ralink: adds rt305x devicetree - [
N1
] MIPS: ralink: adds support for RT305x SoC family - [
C N
] MIPS: SEAD3: Implement OF support. - [
C
] parisc: add CONFIG_MLONGCALLS option to enable linkage of huge vmlinux executables - [
2
] s390/mm: implement software dirty bits - [
C
] sysctl: Enable PARISC "unaligned-trap" to be used cross-arch - [
C N3
] xtensa: Add config files for Diamond 233L - Rev C processor variant - [
C N
] xtensa: add support for oprofile - [
C N1
] xtensa: ISS: add host file-based simulated disk
Ein "C" im Bereich "[ ]" kennzeichnet Commits mit Änderungen an Kconfig-Dateien, welche die Konfigurationsoptionen samt der zugehörigen Hilfetexte enthalten. Mit "I" ausgezeichneten Patches rüsten neue PCI- oder USB-IDs nach; jene mit "D" verändern die dem Kernel beiliegende Dokumentation; Commits mit "N" legen neue Dateien an. Die Zahl vermittelt einen groben Eindruck zur Größe des Patches: Eine "1" kennzeichnet Patches, die inklusive Kommentar zwischen 10 und 20 KByte groß sind; Patches mit einer "9" sind 90 KByte oder größer.
Die "Was Linux 3.9 bringt"-Serie
Das Kernel-Log kann bereits jetzt einen Überblick über die wichtigsten Neuerungen der noch im April erwarteten Linux-Version 3.9 geben, da alle größeren Neuerungen bereits in den ersten beiden Entwicklungswochen integriert wurden; Linux 3.9 befindet sich seit dem in der Stabilisierungsphase, in der die Kernel-Hacker nur selten größeren Änderungen vornehmen.
Über einige der Neuerungen von Linux 3.9 hat das Kernel-Log bereits im Rahmen der Artikelserie "Was 3.9 bringt" berichtet:
In den kommenden Wochen wird noch ein Artikel zu den Änderungen an Treibern und Netzwerk-Techniken erscheinen.
Weitere Hintergründe und Informationen rund um Entwicklungen im Linux-Kernel und dessen Umfeld finden sich in den vorangegangenen Kernel-Logs auf heise open. Neue Ausgaben des Kernel-Logs werden auf den Identi.ca- und Twitter-Konten "@kernellog" erwähnt; die englischen, bei den Kollegen von "The H" erscheinenden Übersetzungen auf den Identi.ca- und Twitter-Konten "@kernellog2". Gelegentlich zwitschert der Autor des Kernel-Logs unabhängig davon über einige Kernel-Log-Themen bei Identi.ca und Twitter als "@kernellogauthor". (thl) (thl)