diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-11-23 10:44:31 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-11-23 10:44:31 -0800 |
commit | 42d9e8b7ccddee75989283cf7477305cfe3776ff (patch) | |
tree | b7f8cf87bcc6755cc829d0ca90e8ec90bb58ab16 /Documentation | |
parent | 5c00ff742bf5caf85f60e1c73999f99376fb865d (diff) | |
parent | 3c592ce7991cdf03bc7d139d790ce58c82c5903b (diff) |
Merge tag 'powerpc-6.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
Pull powerpc updates from Michael Ellerman:
- Rework kfence support for the HPT MMU to work on systems with >= 16TB
of RAM.
- Remove the powerpc "maple" platform, used by the "Yellow Dog
Powerstation".
- Add support for DYNAMIC_FTRACE_WITH_CALL_OPS,
DYNAMIC_FTRACE_WITH_DIRECT_CALLS & BPF Trampolines.
- Add support for running KVM nested guests on Power11.
- Other small features, cleanups and fixes.
Thanks to Amit Machhiwal, Arnd Bergmann, Christophe Leroy, Costa
Shulyupin, David Hunter, David Wang, Disha Goel, Gautam Menghani, Geert
Uytterhoeven, Hari Bathini, Julia Lawall, Kajol Jain, Keith Packard,
Lukas Bulwahn, Madhavan Srinivasan, Markus Elfring, Michal Suchanek,
Ming Lei, Mukesh Kumar Chaurasiya, Nathan Chancellor, Naveen N Rao,
Nicholas Piggin, Nysal Jan K.A, Paulo Miguel Almeida, Pavithra Prakash,
Ritesh Harjani (IBM), Rob Herring (Arm), Sachin P Bappalige, Shen
Lichuan, Simon Horman, Sourabh Jain, Thomas Weißschuh, Thorsten Blum,
Thorsten Leemhuis, Venkat Rao Bagalkote, Zhang Zekun, and zhang jiao.
* tag 'powerpc-6.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (89 commits)
EDAC/powerpc: Remove PPC_MAPLE drivers
powerpc/perf: Add per-task/process monitoring to vpa_pmu driver
powerpc/kvm: Add vpa latency counters to kvm_vcpu_arch
docs: ABI: sysfs-bus-event_source-devices-vpa-pmu: Document sysfs event format entries for vpa_pmu
powerpc/perf: Add perf interface to expose vpa counters
MAINTAINERS: powerpc: Mark Maddy as "M"
powerpc/Makefile: Allow overriding CPP
powerpc-km82xx.c: replace of_node_put() with __free
ps3: Correct some typos in comments
powerpc/kexec: Fix return of uninitialized variable
macintosh: Use common error handling code in via_pmu_led_init()
powerpc/powermac: Use of_property_match_string() in pmac_has_backlight_type()
powerpc: remove dead config options for MPC85xx platform support
powerpc/xive: Use cpumask_intersects()
selftests/powerpc: Remove the path after initialization.
powerpc/xmon: symbol lookup length fixed
powerpc/ep8248e: Use %pa to format resource_size_t
powerpc/ps3: Reorganize kerneldoc parameter names
KVM: PPC: Book3S HV: Fix kmv -> kvm typo
powerpc/sstep: make emulate_vsx_load and emulate_vsx_store static
...
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu | 24 | ||||
-rw-r--r-- | Documentation/arch/powerpc/booting.rst | 4 |
2 files changed, 26 insertions, 2 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu new file mode 100644 index 000000000000..8285263ff78d --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu @@ -0,0 +1,24 @@ +What: /sys/bus/event_source/devices/vpa_pmu/format +Date: November 2024 +Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> +Description: Read-only. Attribute group to describe the magic bits + that go into perf_event_attr.config for a particular pmu. + (See ABI/testing/sysfs-bus-event_source-devices-format). + + Each attribute under this group defines a bit range of the + perf_event_attr.config. Supported attribute are listed + below:: + event = "config:0-31" - event ID + + For example:: + + l1_to_l2_lat = "event=0x1" + +What: /sys/bus/event_source/devices/vpa_pmu/events +Date: November 2024 +Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> +Description: Read-only. Attribute group to describe performance monitoring + events for the Virtual Processor Area events. Each attribute + in this group describes a single performance monitoring event + supported by vpa_pmu. The name of the file is the name of + the event (See ABI/testing/sysfs-bus-event_source-devices-events). diff --git a/Documentation/arch/powerpc/booting.rst b/Documentation/arch/powerpc/booting.rst index 11aa440f98cc..472e97891aef 100644 --- a/Documentation/arch/powerpc/booting.rst +++ b/Documentation/arch/powerpc/booting.rst @@ -93,8 +93,8 @@ given platform based on the content of the device-tree. Thus, you should: a) add your platform support as a _boolean_ option in - arch/powerpc/Kconfig, following the example of PPC_PSERIES, - PPC_PMAC and PPC_MAPLE. The latter is probably a good + arch/powerpc/Kconfig, following the example of PPC_PSERIES + and PPC_PMAC. The latter is probably a good example of a board support to start from. b) create your main platform file as |