Commit 3c3ff7be authored Jul 19, 2024 by Linus Torvalds

linux

Pull powerpc updates from Michael Ellerman:

 - Remove support for 40x CPUs & platforms

 - Add support to the 64-bit BPF JIT for cpu v4 instructions

 - Fix PCI hotplug driver crash on powernv

 - Fix doorbell emulation for KVM on PAPR guests (nestedv2)

 - Fix KVM nested guest handling of some less used SPRs

 - Online NUMA nodes with no CPU/memory if they have a PCI device
   attached

 - Reduce memory overhead of enabling kfence on 64-bit Radix MMU kernels

 - Reimplement the iommu table_group_ops for pseries for VFIO SPAPR TCE

Thanks to: Anjali K, Artem Savkov, Athira Rajeev, Breno Leitao, Brian
King, Celeste Liu, Christophe Leroy, Esben Haabendal, Gaurav Batra,
Gautam Menghani, Haren Myneni, Hari Bathini, Jeff Johnson, Krishna
Kumar, Krzysztof Kozlowski, Nathan Lynch, Nicholas Piggin, Nick Bowler,
Nilay Shroff, Rob Herring (Arm), Shawn Anastasio, Shivaprasad G Bhat,
Sourabh Jain, Srikar Dronamraju, Timothy Pearson, Uwe Kleine-König, and
Vaibhav Jain.

* tag 'powerpc-6.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (57 commits)
  Documentation/powerpc: Mention 40x is removed
  powerpc: Remove 40x leftovers
  macintosh/therm_windtunnel: fix module unload.
  powerpc: Check only single values are passed to CPU/MMU feature checks
  powerpc/xmon: Fix disassembly CPU feature checks
  powerpc: Drop clang workaround for builtin constant checks
  powerpc64/bpf: jit support for signed division and modulo
  powerpc64/bpf: jit support for sign extended mov
  powerpc64/bpf: jit support for sign extended load
  powerpc64/bpf: jit support for unconditional byte swap
  powerpc64/bpf: jit support for 32bit offset jmp instruction
  powerpc/pci: Hotplug driver bridge support
  pci/hotplug/pnv_php: Fix hotplug driver crash on Powernv
  powerpc/configs: Update defconfig with now user-visible CONFIG_FSL_IFC
  powerpc: add missing MODULE_DESCRIPTION() macros
  macintosh/mac_hid: add MODULE_DESCRIPTION()
  KVM: PPC: add missing MODULE_DESCRIPTION() macros
  powerpc/kexec: Use of_property_read_reg()
  powerpc/64s/radix/kfence: map __kfence_pool at page granularity
  powerpc/pseries/iommu: Define spapr_tce_table_group_ops only with CONFIG_IOMMU_API
  ...

parents 3f386cb8 9ff0251b

Documentation/arch/powerpc/cpu_families.rst

+0 −18

Original line number	Diff line number	Diff line
		@@ -128,24 +128,6 @@ IBM BookE
		- All 32 bit::

		+--------------+
		\| 401 \|
		+--------------+
		\|
		\|
		v
		+--------------+
		\| 403 \|
		+--------------+
		\|
		\|
		v
		+--------------+
		\| 405 \|
		+--------------+
		\|
		\|
		v
		+--------------+
		\| 440 \|
		+--------------+
		\|

Documentation/arch/powerpc/elf_hwcaps.rst

+1 −0

Original line number	Diff line number	Diff line
		@@ -91,6 +91,7 @@ PPC_FEATURE_HAS_MMU

		PPC_FEATURE_HAS_4xxMAC
		The processor is 40x or 44x family.
		Unused in the kernel since 732b32daef80 ("powerpc: Remove core support for 40x")

		PPC_FEATURE_UNIFIED_CACHE
		The processor has a unified L1 cache for instructions and data, as

Documentation/arch/powerpc/kvm-nested.rst

+3 −1

Original line number	Diff line number	Diff line
		@@ -546,7 +546,9 @@ table information.
		+--------+-------+----+--------+----------------------------------+
		\| 0x1052 \| 0x08 \| RW \| T \| CTRL \|
		+--------+-------+----+--------+----------------------------------+
		\| 0x1053-\| \| \| \| Reserved \|
		\| 0x1053 \| 0x08 \| RW \| T \| DPDES \|
		+--------+-------+----+--------+----------------------------------+
		\| 0x1054-\| \| \| \| Reserved \|
		\| 0x1FFF \| \| \| \| \|
		+--------+-------+----+--------+----------------------------------+
		\| 0x2000 \| 0x04 \| RW \| T \| CR \|

Documentation/virt/kvm/api.rst

+3 −0

Original line number	Diff line number	Diff line
		@@ -2439,8 +2439,11 @@ registers, find a list below:
		PPC KVM_REG_PPC_PSSCR 64
		PPC KVM_REG_PPC_DEC_EXPIRY 64
		PPC KVM_REG_PPC_PTCR 64
		PPC KVM_REG_PPC_HASHKEYR 64
		PPC KVM_REG_PPC_HASHPKEYR 64
		PPC KVM_REG_PPC_DAWR1 64
		PPC KVM_REG_PPC_DAWRX1 64
		PPC KVM_REG_PPC_DEXCR 64
		PPC KVM_REG_PPC_TM_GPR0 64
		...
		PPC KVM_REG_PPC_TM_GPR31 64

MAINTAINERS

+0 −1

Original line number	Diff line number	Diff line
		@@ -12924,7 +12924,6 @@ F: arch/powerpc/platforms/52xx/
		LINUX FOR POWERPC EMBEDDED PPC4XX
		L: linuxppc-dev@lists.ozlabs.org
		S: Orphan
		F: arch/powerpc/platforms/40x/
		F: arch/powerpc/platforms/44x/

		LINUX FOR POWERPC EMBEDDED PPC85XX