Hi Tomasz I confirm I have the same issue and this git was working fine before for me. Best Regards Eric On 01/14/2015 09:50 AM, Tomasz Nowicki wrote: > Hi Andre, > > I heve just tried and got: > > $ git clone git://linux-arm.org/linux-ap.git > Cloning into 'linux-ap'... > fatal: Could not read from remote repository. > > Please make sure you have the correct access rights > and the repository exists. > > Regards, > Tomasz > > > On 14.01.2015 01:04, Andre Przywara wrote: >> On 01/13/2015 04:25 PM, Tomasz Nowicki wrote: >> >> Hi Tomasz, >> >>> Is there a git repo reference that I can fetch all those patches? >>> http://www.linux-arm.org/git?p=linux-ap.git does not work for >>> 'git-fetch'. >>> Thanks in advance! >> >> Try: >> git://linux-arm.org/linux-ap.git >> >> (as referenced a bit hidden below ;-) >> >> Cheers, >> Andre. >> >>> >>> Regards, >>> Tomasz >>> >>> On 09.01.2015 12:54, Andre Przywara wrote: >>>> This is version 6 of the GICv3 guest emulation series. >>>> This series is now based on v3.19-rc3 plus Eric's explicit >>>> VGIC_CTRL_INIT patches. >>>> >>>> The rebase on top of 3.19-rc and Eric's patches required some reworks >>>> in 05/19 (introduce vm_ops), which rippled through to patches 08, 12, >>>> 13 and 15. >>>> >>>> The Aarch32 version of the ICC_SGI_EL1 sysreg is now correctly >>>> trapped, enabling 32-bit guests to use the GICv3 emulation (which >>>> needs not-yet-upstream patches to enable GICv3 support on ARM). >>>> >>>> If a host's device tree has faulty properties for the GICV property >>>> (unaligned base addresses or wrong region size), we just deny the >>>> GICv2 emulation and still allow guests to use the GICv3 emulation. >>>> >>>> There is now a new patch 18/20, which introduces a >>>> kvm_check_device_type() function to detect valid GIC emulation models >>>> for guests. This is much saner and safer than the private GIC specific >>>> way of achieving this functionality. >>>> >>>> Also I added the Acks from Marc (thanks for the review!), but dropped >>>> the 05/19 Acked-by: due to the above mentioned changes. >>>> >>>> For a changelog summary see below, also each patch carries a >>>> changelog. Patches 01-04, 06, 07, 09-11, 14, 16, 20 are unchanged. >>>> >>>> A git repo hosting all these patches lives in the kvm-gicv3/v6 branch >>>> of: >>>> http://www.linux-arm.org/git?p=linux-ap.git >>>> git://linux-arm.org/linux-ap.git >>>> ----- >>>> >>>> GICv3 is the ARM generic interrupt controller designed to overcome >>>> some limits of the prevalent GICv2. Most notably it lifts the 8-CPU >>>> limit. Though with Linux-3.17 Marc introduced support for hosts to >>>> use a GICv3, the CPU limitation still applies to KVM guests, since >>>> the current code emulates a GICv2 only. >>>> Also, GICv2 backward compatibility being optional in GICv3, a number >>>> of systems won't be able to run GICv2 guests. >>>> >>>> This patch series provides code to emulate a GICv3 distributor and >>>> redistributor for any KVM guest. It requires a GICv3 in the host to >>>> work. With those patches one can run guests efficiently on any GICv3 >>>> host. It has the following features: >>>> - Affinity routing (support for up to 255 VCPUs, more possible) >>>> - System registers (as opposed to MMIO access) >>>> - No ITS >>>> - No priority support (as the GICv2 emulation) >>>> - No save / restore support so far (will be added soon) >>>> - Only Group1 interrupts support >>>> >>>> The first patches actually refactor the current VGIC code to make >>>> room for a different VGIC model to be dropped in with Patch 15. >>>> The remaining patches connect the new model to the kernel backend and >>>> the userland facing code. >>>> >>>> The series goes on top of v3.19-rc3 plus Eric's init rework patches. >>>> The necessary patches for kvmtool to enable the guest's GICv3 have >>>> been posted here before [2], an updated version will follow soon. >>>> >>>> There was some testing on the fast model with some I/O and interrupt >>>> affinity shuffling in a Linux guest with a varying number of VCPUs as >>>> well as some testing on a Juno board (GICv2 only, to spot regressions). >>>> >>>> Please review and test. >>>> I would be grateful for people to test for GICv2 regressions also >>>> (so on a GICv2 host with current kvmtool/qemu), as there is quite >>>> some refactoring on that front. >>>> >>>> Much of the code was inspired by MarcZ, also kudos to him for doing >>>> the rather painful rebase on top of v3.17-rc1. >>>> >>>> Cheers, >>>> Andre. >>>> >>>> [1] http://www.linux-arm.org/git?p=linux-ap.git >>>> [2] >>>> https://lists.cs.columbia.edu/pipermail/kvmarm/2014-June/010086.html >>>> >>>> Changes v5 ... v6: >>>> * adapt to v3.19-rc changes >>>> * allow GICv3 emulation in case of wrong GIC device tree properties >>>> * allow 32-bit guests to use GICv3 >>>> * introduce new kvm_check_device_type() function >>>> >>>> Changes v4 ... v5: >>>> * fix size of GICD_IROUTER region >>>> * fix compilation on ARM with VGIC not configured >>>> * properly fix the remaining FIXME at the GICv3 memory allocation >>>> * minor style changes, comments and commit messages fixes >>>> >>>> Changes v3 ... v4: >>>> * bug-fix in handling GICv3 redistributor CFG register >>>> * move set/get_lr from gic_vm_ops back to vgic_ops (get rid of v3 >>>> 06/19) >>>> * getting rid of init_emul() at all >>>> * rework guest GIC model initialization >>>> * use non-atomic bit-set and bit-clear functions >>>> * split up handle_mmio_misc* into multiple functions >>>> * refine handling of some reserved registers >>>> * use symbolic names for ICC_SGI1R_EL1 register fields (new patch >>>> 16/19) >>>> * move private parameter from MMIO accessors to struct kvm_mmio_exit >>>> * added documentation of new GICv3 guest device >>>> * added lots of comments >>>> * some renaming of identifiers >>>> * minor changes in style and code flow of various functions >>>> >>>> Changes v2 ... v3: >>>> * rebase to v3.18-rc2 >>>> * adapt to new kvm_register_device() function >>>> * split up vm_ops patch and the GICv2 split-off patch to ease review >>>> * various smaller changes due to Christoffer's review >>>> * fix compilation for arm >>>> * remove support for trapping SGI sysreg accesses on arm hosts >>>> >>>> Changes v1 ... v2: >>>> * rebase to v3.17-rc1, caused quite some changes to the init code >>>> * new 9/15 patch to make 10/15 smaller >>>> * fix wrongly ordered cp15 register trap entry (MarcZ) >>>> * fix SGI broadcast (thanks to wanghaibin for spotting) >>>> * fix broken bailout path in kvm_vgic_create (wanghaibin) >>>> * check return value of init_emulation_ops() (wanghaibin) >>>> * fix return value check in vgic_[sg]et_attr() >>>> * add header inclusion guards >>>> * remove double definition of VCPU_NOT_ALLOCATED >>>> * some code move-around >>>> * whitespace fixes >>>> >>>> Andre Przywara (20): >>>> arm/arm64: KVM: rework MPIDR assignment and add accessors >>>> arm/arm64: KVM: pass down user space provided GIC type into vGIC >>>> code >>>> arm/arm64: KVM: refactor vgic_handle_mmio() function >>>> arm/arm64: KVM: wrap 64 bit MMIO accesses with two 32 bit ones >>>> arm/arm64: KVM: introduce per-VM ops >>>> arm/arm64: KVM: move kvm_register_device_ops() into vGIC probing >>>> arm/arm64: KVM: dont rely on a valid GICH base address >>>> arm/arm64: KVM: make the maximum number of vCPUs a per-VM value >>>> arm/arm64: KVM: make the value of ICC_SRE_EL1 a per-VM variable >>>> arm/arm64: KVM: refactor MMIO accessors >>>> arm/arm64: KVM: refactor/wrap vgic_set/get_attr() >>>> arm/arm64: KVM: add vgic.h header file >>>> arm/arm64: KVM: split GICv2 specific emulation code from vgic.c >>>> arm/arm64: KVM: add opaque private pointer to MMIO data >>>> arm/arm64: KVM: add virtual GICv3 distributor emulation >>>> arm64: GICv3: introduce symbolic names for GICv3 ICC_SGI1R_EL1 >>>> fields >>>> arm64: KVM: add SGI generation register emulation >>>> KVM: introduce kvm_check_device_type() >>>> arm/arm64: KVM: enable kernel side of GICv3 emulation >>>> arm/arm64: KVM: allow userland to request a virtual GICv3 >>>> >>>> Documentation/virtual/kvm/devices/arm-vgic.txt | 22 +- >>>> arch/arm/include/asm/kvm_emulate.h | 5 +- >>>> arch/arm/include/asm/kvm_host.h | 3 + >>>> arch/arm/include/asm/kvm_mmio.h | 1 + >>>> arch/arm/kvm/Makefile | 1 + >>>> arch/arm/kvm/arm.c | 23 +- >>>> arch/arm/kvm/psci.c | 17 +- >>>> arch/arm64/include/asm/kvm_emulate.h | 5 +- >>>> arch/arm64/include/asm/kvm_host.h | 5 + >>>> arch/arm64/include/asm/kvm_mmio.h | 1 + >>>> arch/arm64/include/uapi/asm/kvm.h | 7 + >>>> arch/arm64/kernel/asm-offsets.c | 1 + >>>> arch/arm64/kvm/Makefile | 2 + >>>> arch/arm64/kvm/sys_regs.c | 40 +- >>>> arch/arm64/kvm/vgic-v3-switch.S | 14 +- >>>> drivers/irqchip/irq-gic-v3.c | 14 +- >>>> include/kvm/arm_vgic.h | 41 +- >>>> include/linux/irqchip/arm-gic-v3.h | 44 + >>>> include/linux/kvm_host.h | 3 + >>>> include/uapi/linux/kvm.h | 2 + >>>> virt/kvm/arm/vgic-v2-emul.c | 849 >>>> ++++++++++++++++++ >>>> virt/kvm/arm/vgic-v2.c | 3 + >>>> virt/kvm/arm/vgic-v3-emul.c | 1038 >>>> ++++++++++++++++++++++ >>>> virt/kvm/arm/vgic-v3.c | 80 +- >>>> virt/kvm/arm/vgic.c | 1095 >>>> ++++++------------------ >>>> virt/kvm/arm/vgic.h | 123 +++ >>>> virt/kvm/kvm_main.c | 33 +- >>>> 27 files changed, 2555 insertions(+), 917 deletions(-) >>>> create mode 100644 virt/kvm/arm/vgic-v2-emul.c >>>> create mode 100644 virt/kvm/arm/vgic-v3-emul.c >>>> create mode 100644 virt/kvm/arm/vgic.h >>>> >>> >> _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
