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Re: [Qemu-devel] [PATCH 33/58] KVM: update kernel headers


From: Blue Swirl
Subject: Re: [Qemu-devel] [PATCH 33/58] KVM: update kernel headers
Date: Sat, 17 Sep 2011 16:59:26 +0000

On Wed, Sep 14, 2011 at 8:42 AM, Alexander Graf <address@hidden> wrote:
> This patch updates the kvm kernel headers to the latest version.
>
> Signed-off-by: Alexander Graf <address@hidden>
> ---
>  linux-headers/asm-powerpc/kvm.h  |   23 +++++++++++++++++++++++
>  linux-headers/asm-x86/kvm_para.h |   14 ++++++++++++++
>  linux-headers/linux/kvm.h        |   25 +++++++++++++++++--------
>  linux-headers/linux/kvm_para.h   |    1 +
>  4 files changed, 55 insertions(+), 8 deletions(-)
>
> diff --git a/linux-headers/asm-powerpc/kvm.h b/linux-headers/asm-powerpc/kvm.h
> index 777d307..579e219 100644
> --- a/linux-headers/asm-powerpc/kvm.h
> +++ b/linux-headers/asm-powerpc/kvm.h
> @@ -22,6 +22,10 @@
>
>  #include <linux/types.h>
>
> +/* Select powerpc specific features in <linux/kvm.h> */
> +#define __KVM_HAVE_SPAPR_TCE
> +#define __KVM_HAVE_PPC_SMT
> +
>  struct kvm_regs {
>        __u64 pc;
>        __u64 cr;
> @@ -145,6 +149,12 @@ struct kvm_regs {
>  #define KVM_SREGS_E_UPDATE_DBSR                (1 << 3)
>
>  /*
> + * Book3S special bits to indicate contents in the struct by maintaining
> + * backwards compatibility with older structs. If adding a new field,
> + * please make sure to add a flag for that new field */
> +#define KVM_SREGS_S_HIOR               (1 << 0)
> +
> +/*
>  * In KVM_SET_SREGS, reserved/pad fields must be left untouched from a
>  * previous KVM_GET_REGS.
>  *
> @@ -169,6 +179,8 @@ struct kvm_sregs {
>                                __u64 ibat[8];
>                                __u64 dbat[8];
>                        } ppc32;
> +                       __u64 flags; /* KVM_SREGS_S_ */
> +                       __u64 hior;
>                } s;
>                struct {
>                        union {
> @@ -272,4 +284,15 @@ struct kvm_guest_debug_arch {
>  #define KVM_INTERRUPT_UNSET    -2U
>  #define KVM_INTERRUPT_SET_LEVEL        -3U
>
> +/* for KVM_CAP_SPAPR_TCE */
> +struct kvm_create_spapr_tce {
> +       __u64 liobn;
> +       __u32 window_size;
> +};
> +
> +/* for KVM_ALLOCATE_RMA */
> +struct kvm_allocate_rma {
> +       __u64 rma_size;
> +};
> +
>  #endif /* __LINUX_KVM_POWERPC_H */
> diff --git a/linux-headers/asm-x86/kvm_para.h 
> b/linux-headers/asm-x86/kvm_para.h
> index 834d71e..f2ac46a 100644
> --- a/linux-headers/asm-x86/kvm_para.h
> +++ b/linux-headers/asm-x86/kvm_para.h
> @@ -21,6 +21,7 @@
>  */
>  #define KVM_FEATURE_CLOCKSOURCE2        3
>  #define KVM_FEATURE_ASYNC_PF           4
> +#define KVM_FEATURE_STEAL_TIME         5
>
>  /* The last 8 bits are used to indicate how to interpret the flags field
>  * in pvclock structure. If no bits are set, all flags are ignored.
> @@ -30,10 +31,23 @@
>  #define MSR_KVM_WALL_CLOCK  0x11
>  #define MSR_KVM_SYSTEM_TIME 0x12
>
> +#define KVM_MSR_ENABLED 1
>  /* Custom MSRs falls in the range 0x4b564d00-0x4b564dff */
>  #define MSR_KVM_WALL_CLOCK_NEW  0x4b564d00
>  #define MSR_KVM_SYSTEM_TIME_NEW 0x4b564d01
>  #define MSR_KVM_ASYNC_PF_EN 0x4b564d02
> +#define MSR_KVM_STEAL_TIME  0x4b564d03
> +
> +struct kvm_steal_time {
> +       __u64 steal;
> +       __u32 version;
> +       __u32 flags;
> +       __u32 pad[12];
> +};
> +
> +#define KVM_STEAL_ALIGNMENT_BITS 5
> +#define KVM_STEAL_VALID_BITS ((-1ULL << (KVM_STEAL_ALIGNMENT_BITS + 1)))
> +#define KVM_STEAL_RESERVED_MASK (((1 << KVM_STEAL_ALIGNMENT_BITS) - 1 ) << 1)
>
>  #define KVM_MAX_MMU_OP_BATCH           32
>
> diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
> index fc63b73..2062375 100644
> --- a/linux-headers/linux/kvm.h
> +++ b/linux-headers/linux/kvm.h
> @@ -161,6 +161,7 @@ struct kvm_pit_config {
>  #define KVM_EXIT_NMI              16
>  #define KVM_EXIT_INTERNAL_ERROR   17
>  #define KVM_EXIT_OSI              18
> +#define KVM_EXIT_PAPR_HCALL      19
>
>  /* For KVM_EXIT_INTERNAL_ERROR */
>  #define KVM_INTERNAL_ERROR_EMULATION 1
> @@ -264,6 +265,11 @@ struct kvm_run {
>                struct {
>                        __u64 gprs[32];
>                } osi;
> +               struct {
> +                       __u64 nr;
> +                       __u64 ret;
> +                       __u64 args[9];
> +               } papr_hcall;
>                /* Fix the size of the union. */
>                char padding[256];
>        };
> @@ -457,7 +463,7 @@ struct kvm_ppc_pvinfo {
>  #define KVM_CAP_VAPIC 6
>  #define KVM_CAP_EXT_CPUID 7
>  #define KVM_CAP_CLOCKSOURCE 8
> -#define KVM_CAP_NR_VCPUS 9       /* returns max vcpus per vm */
> +#define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
>  #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
>  #define KVM_CAP_PIT 11
>  #define KVM_CAP_NOP_IO_DELAY 12
> @@ -544,6 +550,12 @@ struct kvm_ppc_pvinfo {
>  #define KVM_CAP_TSC_CONTROL 60
>  #define KVM_CAP_GET_TSC_KHZ 61
>  #define KVM_CAP_PPC_BOOKE_SREGS 62
> +#define KVM_CAP_SPAPR_TCE 63
> +#define KVM_CAP_PPC_SMT 64
> +#define KVM_CAP_PPC_RMA        65
> +#define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
> +#define KVM_CAP_PPC_HIOR 67
> +#define KVM_CAP_PPC_PAPR 68
>
>  #ifdef KVM_CAP_IRQ_ROUTING
>
> @@ -746,6 +758,9 @@ struct kvm_clock_data {
>  /* Available with KVM_CAP_XCRS */
>  #define KVM_GET_XCRS             _IOR(KVMIO,  0xa6, struct kvm_xcrs)
>  #define KVM_SET_XCRS             _IOW(KVMIO,  0xa7, struct kvm_xcrs)
> +#define KVM_CREATE_SPAPR_TCE     _IOW(KVMIO,  0xa8, struct 
> kvm_create_spapr_tce)
> +/* Available with KVM_CAP_RMA */
> +#define KVM_ALLOCATE_RMA         _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
>
>  #define KVM_DEV_ASSIGN_ENABLE_IOMMU    (1 << 0)
>
> @@ -773,20 +788,14 @@ struct kvm_assigned_pci_dev {
>
>  struct kvm_assigned_irq {
>        __u32 assigned_dev_id;
> -       __u32 host_irq;
> +       __u32 host_irq; /* ignored (legacy field) */
>        __u32 guest_irq;
>        __u32 flags;
>        union {
> -               struct {
> -                       __u32 addr_lo;
> -                       __u32 addr_hi;
> -                       __u32 data;
> -               } guest_msi;
>                __u32 reserved[12];
>        };
>  };
>
> -
>  struct kvm_assigned_msix_nr {
>        __u32 assigned_dev_id;
>        __u16 entry_nr;
> diff --git a/linux-headers/linux/kvm_para.h b/linux-headers/linux/kvm_para.h
> index 7bdcf93..b315e27 100644
> --- a/linux-headers/linux/kvm_para.h
> +++ b/linux-headers/linux/kvm_para.h
> @@ -26,3 +26,4 @@
>  #include <asm/kvm_para.h>
>
>  #endif /* __LINUX_KVM_PARA_H */
> +

Can we avoid this?

> --
> 1.6.0.2
>
>



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