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SubjectRe: [PATCH] KVM: ia64: remove
On Wed, Nov 19, 2014 at 10:05:43PM +0100, Paolo Bonzini wrote:
> KVM for ia64 has been marked as broken not just once, but twice even,
> and the last patch from the maintainer is now roughly 5 years old.
> Time for it to rest in piece.
>
Acked-by: Gleb Natapov <gleb@kernel.org>

Next step is to move ioapic bits into arch :)

> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
> The patch was edited to keep its size decent, by dropping
> all the removed lines from the deleted files.
>
> MAINTAINERS | 9 -
> arch/ia64/Kconfig | 3 -
> arch/ia64/Makefile | 1 -
> arch/ia64/include/asm/kvm_host.h | 609 ----------
> arch/ia64/include/asm/pvclock-abi.h | 48 -
> arch/ia64/include/uapi/asm/kvm.h | 268 -----
> arch/ia64/kvm/Kconfig | 66 --
> arch/ia64/kvm/Makefile | 67 --
> arch/ia64/kvm/asm-offsets.c | 241 ----
> arch/ia64/kvm/irq.h | 33 -
> arch/ia64/kvm/kvm-ia64.c | 1942 ------------------------------
> arch/ia64/kvm/kvm_fw.c | 674 -----------
> arch/ia64/kvm/kvm_lib.c | 21 -
> arch/ia64/kvm/kvm_minstate.h | 266 -----
> arch/ia64/kvm/lapic.h | 30 -
> arch/ia64/kvm/memcpy.S | 1 -
> arch/ia64/kvm/memset.S | 1 -
> arch/ia64/kvm/misc.h | 94 --
> arch/ia64/kvm/mmio.c | 336 ------
> arch/ia64/kvm/optvfault.S | 1090 -----------------
> arch/ia64/kvm/process.c | 1024 ----------------
> arch/ia64/kvm/trampoline.S | 1038 ----------------
> arch/ia64/kvm/vcpu.c | 2209 -----------------------------------
> arch/ia64/kvm/vcpu.h | 752 ------------
> arch/ia64/kvm/vmm.c | 99 --
> arch/ia64/kvm/vmm_ivt.S | 1392 ----------------------
> arch/ia64/kvm/vti.h | 290 -----
> arch/ia64/kvm/vtlb.c | 640 ----------
> virt/kvm/ioapic.c | 5 -
> virt/kvm/ioapic.h | 1 -
> virt/kvm/irq_comm.c | 22 -
> 31 files changed, 13272 deletions(-)
> delete mode 100644 arch/ia64/include/asm/kvm_host.h
> delete mode 100644 arch/ia64/include/asm/pvclock-abi.h
> delete mode 100644 arch/ia64/include/uapi/asm/kvm.h
> delete mode 100644 arch/ia64/kvm/Kconfig
> delete mode 100644 arch/ia64/kvm/Makefile
> delete mode 100644 arch/ia64/kvm/asm-offsets.c
> delete mode 100644 arch/ia64/kvm/irq.h
> delete mode 100644 arch/ia64/kvm/kvm-ia64.c
> delete mode 100644 arch/ia64/kvm/kvm_fw.c
> delete mode 100644 arch/ia64/kvm/kvm_lib.c
> delete mode 100644 arch/ia64/kvm/kvm_minstate.h
> delete mode 100644 arch/ia64/kvm/lapic.h
> delete mode 100644 arch/ia64/kvm/memcpy.S
> delete mode 100644 arch/ia64/kvm/memset.S
> delete mode 100644 arch/ia64/kvm/misc.h
> delete mode 100644 arch/ia64/kvm/mmio.c
> delete mode 100644 arch/ia64/kvm/optvfault.S
> delete mode 100644 arch/ia64/kvm/process.c
> delete mode 100644 arch/ia64/kvm/trampoline.S
> delete mode 100644 arch/ia64/kvm/vcpu.c
> delete mode 100644 arch/ia64/kvm/vcpu.h
> delete mode 100644 arch/ia64/kvm/vmm.c
> delete mode 100644 arch/ia64/kvm/vmm_ivt.S
> delete mode 100644 arch/ia64/kvm/vti.h
> delete mode 100644 arch/ia64/kvm/vtlb.c
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index a12edf2624e5..56705138ca74 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -5244,15 +5244,6 @@ S: Supported
> F: arch/powerpc/include/asm/kvm*
> F: arch/powerpc/kvm/
>
> -KERNEL VIRTUAL MACHINE For Itanium (KVM/IA64)
> -M: Xiantao Zhang <xiantao.zhang@intel.com>
> -L: kvm-ia64@vger.kernel.org
> -W: http://kvm.qumranet.com
> -S: Supported
> -F: Documentation/ia64/kvm.txt
> -F: arch/ia64/include/asm/kvm*
> -F: arch/ia64/kvm/
> -
> KERNEL VIRTUAL MACHINE for s390 (KVM/s390)
> M: Christian Borntraeger <borntraeger@de.ibm.com>
> M: Cornelia Huck <cornelia.huck@de.ibm.com>
> diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
> index c84c88bbbbd7..11afe7ab1981 100644
> --- a/arch/ia64/Kconfig
> +++ b/arch/ia64/Kconfig
> @@ -21,7 +21,6 @@ config IA64
> select HAVE_DYNAMIC_FTRACE if (!ITANIUM)
> select HAVE_FUNCTION_TRACER
> select HAVE_DMA_ATTRS
> - select HAVE_KVM
> select TTY
> select HAVE_ARCH_TRACEHOOK
> select HAVE_DMA_API_DEBUG
> @@ -640,8 +639,6 @@ source "security/Kconfig"
>
> source "crypto/Kconfig"
>
> -source "arch/ia64/kvm/Kconfig"
> -
> source "lib/Kconfig"
>
> config IOMMU_HELPER
> diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile
> index 5441b14994fc..970d0bd99621 100644
> --- a/arch/ia64/Makefile
> +++ b/arch/ia64/Makefile
> @@ -53,7 +53,6 @@ core-$(CONFIG_IA64_HP_ZX1) += arch/ia64/dig/
> core-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/dig/
> core-$(CONFIG_IA64_SGI_SN2) += arch/ia64/sn/
> core-$(CONFIG_IA64_SGI_UV) += arch/ia64/uv/
> -core-$(CONFIG_KVM) += arch/ia64/kvm/
>
> drivers-$(CONFIG_PCI) += arch/ia64/pci/
> drivers-$(CONFIG_IA64_HP_SIM) += arch/ia64/hp/sim/
> diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
> deleted file mode 100644
> index 4729752b7256..000000000000
> --- a/arch/ia64/include/asm/kvm_host.h
> +++ /dev/null
> @@ -1,609 +0,0 @@
> diff --git a/arch/ia64/include/asm/pvclock-abi.h b/arch/ia64/include/asm/pvclock-abi.h
> deleted file mode 100644
> index 42b233bedeb5..000000000000
> --- a/arch/ia64/include/asm/pvclock-abi.h
> +++ /dev/null
> @@ -1,48 +0,0 @@
> diff --git a/arch/ia64/include/uapi/asm/kvm.h b/arch/ia64/include/uapi/asm/kvm.h
> deleted file mode 100644
> index 99503c284400..000000000000
> --- a/arch/ia64/include/uapi/asm/kvm.h
> +++ /dev/null
> @@ -1,268 +0,0 @@
> diff --git a/arch/ia64/kvm/Kconfig b/arch/ia64/kvm/Kconfig
> deleted file mode 100644
> index 3d50ea955c4c..000000000000
> --- a/arch/ia64/kvm/Kconfig
> +++ /dev/null
> @@ -1,66 +0,0 @@
> diff --git a/arch/ia64/kvm/Makefile b/arch/ia64/kvm/Makefile
> deleted file mode 100644
> index 18e45ec49bbf..000000000000
> --- a/arch/ia64/kvm/Makefile
> +++ /dev/null
> @@ -1,67 +0,0 @@
> diff --git a/arch/ia64/kvm/asm-offsets.c b/arch/ia64/kvm/asm-offsets.c
> deleted file mode 100644
> index 9324c875caf5..000000000000
> --- a/arch/ia64/kvm/asm-offsets.c
> +++ /dev/null
> @@ -1,241 +0,0 @@
> diff --git a/arch/ia64/kvm/irq.h b/arch/ia64/kvm/irq.h
> deleted file mode 100644
> index c0785a728271..000000000000
> --- a/arch/ia64/kvm/irq.h
> +++ /dev/null
> @@ -1,33 +0,0 @@
> diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
> deleted file mode 100644
> index ec6b9acb6bea..000000000000
> --- a/arch/ia64/kvm/kvm-ia64.c
> +++ /dev/null
> @@ -1,1942 +0,0 @@
> diff --git a/arch/ia64/kvm/kvm_fw.c b/arch/ia64/kvm/kvm_fw.c
> deleted file mode 100644
> index cb548ee9fcae..000000000000
> --- a/arch/ia64/kvm/kvm_fw.c
> +++ /dev/null
> @@ -1,674 +0,0 @@
> diff --git a/arch/ia64/kvm/kvm_lib.c b/arch/ia64/kvm/kvm_lib.c
> deleted file mode 100644
> index f1268b8e6f9e..000000000000
> --- a/arch/ia64/kvm/kvm_lib.c
> +++ /dev/null
> @@ -1,21 +0,0 @@
> diff --git a/arch/ia64/kvm/kvm_minstate.h b/arch/ia64/kvm/kvm_minstate.h
> deleted file mode 100644
> index b2bcaa2787aa..000000000000
> --- a/arch/ia64/kvm/kvm_minstate.h
> +++ /dev/null
> @@ -1,266 +0,0 @@
> diff --git a/arch/ia64/kvm/lapic.h b/arch/ia64/kvm/lapic.h
> deleted file mode 100644
> index c5f92a926a9a..000000000000
> --- a/arch/ia64/kvm/lapic.h
> +++ /dev/null
> @@ -1,30 +0,0 @@
> diff --git a/arch/ia64/kvm/memcpy.S b/arch/ia64/kvm/memcpy.S
> deleted file mode 100644
> index c04cdbe9f80f..000000000000
> --- a/arch/ia64/kvm/memcpy.S
> +++ /dev/null
> @@ -1 +0,0 @@
> diff --git a/arch/ia64/kvm/memset.S b/arch/ia64/kvm/memset.S
> deleted file mode 100644
> index 83c3066d844a..000000000000
> --- a/arch/ia64/kvm/memset.S
> +++ /dev/null
> @@ -1 +0,0 @@
> diff --git a/arch/ia64/kvm/misc.h b/arch/ia64/kvm/misc.h
> deleted file mode 100644
> index dd979e00b574..000000000000
> --- a/arch/ia64/kvm/misc.h
> +++ /dev/null
> @@ -1,94 +0,0 @@
> diff --git a/arch/ia64/kvm/mmio.c b/arch/ia64/kvm/mmio.c
> deleted file mode 100644
> index f1e17d3d6cd9..000000000000
> --- a/arch/ia64/kvm/mmio.c
> +++ /dev/null
> @@ -1,336 +0,0 @@
> diff --git a/arch/ia64/kvm/optvfault.S b/arch/ia64/kvm/optvfault.S
> deleted file mode 100644
> index f793be3effff..000000000000
> --- a/arch/ia64/kvm/optvfault.S
> +++ /dev/null
> @@ -1,1090 +0,0 @@
> diff --git a/arch/ia64/kvm/process.c b/arch/ia64/kvm/process.c
> deleted file mode 100644
> index b0398740b48d..000000000000
> --- a/arch/ia64/kvm/process.c
> +++ /dev/null
> @@ -1,1024 +0,0 @@
> diff --git a/arch/ia64/kvm/trampoline.S b/arch/ia64/kvm/trampoline.S
> deleted file mode 100644
> index 30897d44d61e..000000000000
> --- a/arch/ia64/kvm/trampoline.S
> +++ /dev/null
> @@ -1,1038 +0,0 @@
> diff --git a/arch/ia64/kvm/vcpu.c b/arch/ia64/kvm/vcpu.c
> deleted file mode 100644
> index 958815c9787d..000000000000
> --- a/arch/ia64/kvm/vcpu.c
> +++ /dev/null
> @@ -1,2209 +0,0 @@
> diff --git a/arch/ia64/kvm/vcpu.h b/arch/ia64/kvm/vcpu.h
> deleted file mode 100644
> index 988911b4cc7a..000000000000
> --- a/arch/ia64/kvm/vcpu.h
> +++ /dev/null
> @@ -1,752 +0,0 @@
> diff --git a/arch/ia64/kvm/vmm.c b/arch/ia64/kvm/vmm.c
> deleted file mode 100644
> index 176a12cd56de..000000000000
> --- a/arch/ia64/kvm/vmm.c
> +++ /dev/null
> @@ -1,99 +0,0 @@
> diff --git a/arch/ia64/kvm/vmm_ivt.S b/arch/ia64/kvm/vmm_ivt.S
> deleted file mode 100644
> index 397e34a63e18..000000000000
> --- a/arch/ia64/kvm/vmm_ivt.S
> +++ /dev/null
> @@ -1,1392 +0,0 @@
> diff --git a/arch/ia64/kvm/vti.h b/arch/ia64/kvm/vti.h
> deleted file mode 100644
> index b214b5b0432d..000000000000
> --- a/arch/ia64/kvm/vti.h
> +++ /dev/null
> @@ -1,290 +0,0 @@
> diff --git a/arch/ia64/kvm/vtlb.c b/arch/ia64/kvm/vtlb.c
> deleted file mode 100644
> index a7869f8f49a6..000000000000
> --- a/arch/ia64/kvm/vtlb.c
> +++ /dev/null
> @@ -1,640 +0,0 @@
> diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
> index 381077d8cc5d..1cb8af07bf2b 100644
> --- a/virt/kvm/ioapic.c
> +++ b/virt/kvm/ioapic.c
> @@ -544,11 +544,6 @@ static int ioapic_mmio_write(struct kvm_io_device *this, gpa_t addr, int len,
> case IOAPIC_REG_WINDOW:
> ioapic_write_indirect(ioapic, data);
> break;
> -#ifdef CONFIG_IA64
> - case IOAPIC_REG_EOI:
> - __kvm_ioapic_update_eoi(NULL, ioapic, data, IOAPIC_LEVEL_TRIG);
> - break;
> -#endif
>
> default:
> break;
> diff --git a/virt/kvm/ioapic.h b/virt/kvm/ioapic.h
> index 35c0e3ed72bf..e2d34012ac7e 100644
> --- a/virt/kvm/ioapic.h
> +++ b/virt/kvm/ioapic.h
> @@ -19,7 +19,6 @@ struct kvm_vcpu;
> /* Direct registers. */
> #define IOAPIC_REG_SELECT 0x00
> #define IOAPIC_REG_WINDOW 0x10
> -#define IOAPIC_REG_EOI 0x40 /* IA64 IOSAPIC only */
>
> /* Indirect registers. */
> #define IOAPIC_REG_APIC_ID 0x00 /* x86 IOAPIC only */
> diff --git a/virt/kvm/irq_comm.c b/virt/kvm/irq_comm.c
> index 963b8995a9e8..1345bde064f5 100644
> --- a/virt/kvm/irq_comm.c
> +++ b/virt/kvm/irq_comm.c
> @@ -26,9 +26,6 @@
> #include <trace/events/kvm.h>
>
> #include <asm/msidef.h>
> -#ifdef CONFIG_IA64
> -#include <asm/iosapic.h>
> -#endif
>
> #include "irq.h"
>
> @@ -57,12 +54,7 @@ static int kvm_set_ioapic_irq(struct kvm_kernel_irq_routing_entry *e,
>
> inline static bool kvm_is_dm_lowest_prio(struct kvm_lapic_irq *irq)
> {
> -#ifdef CONFIG_IA64
> - return irq->delivery_mode ==
> - (IOSAPIC_LOWEST_PRIORITY << IOSAPIC_DELIVERY_SHIFT);
> -#else
> return irq->delivery_mode == APIC_DM_LOWEST;
> -#endif
> }
>
> int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
> @@ -346,20 +338,6 @@ static const struct kvm_irq_routing_entry default_routing[] = {
> ROUTING_ENTRY1(18), ROUTING_ENTRY1(19),
> ROUTING_ENTRY1(20), ROUTING_ENTRY1(21),
> ROUTING_ENTRY1(22), ROUTING_ENTRY1(23),
> -#ifdef CONFIG_IA64
> - ROUTING_ENTRY1(24), ROUTING_ENTRY1(25),
> - ROUTING_ENTRY1(26), ROUTING_ENTRY1(27),
> - ROUTING_ENTRY1(28), ROUTING_ENTRY1(29),
> - ROUTING_ENTRY1(30), ROUTING_ENTRY1(31),
> - ROUTING_ENTRY1(32), ROUTING_ENTRY1(33),
> - ROUTING_ENTRY1(34), ROUTING_ENTRY1(35),
> - ROUTING_ENTRY1(36), ROUTING_ENTRY1(37),
> - ROUTING_ENTRY1(38), ROUTING_ENTRY1(39),
> - ROUTING_ENTRY1(40), ROUTING_ENTRY1(41),
> - ROUTING_ENTRY1(42), ROUTING_ENTRY1(43),
> - ROUTING_ENTRY1(44), ROUTING_ENTRY1(45),
> - ROUTING_ENTRY1(46), ROUTING_ENTRY1(47),
> -#endif
> };
>
> int kvm_setup_default_irq_routing(struct kvm *kvm)
> --
> 2.1.0
>
> --
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--
Gleb.


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