| Message ID | 20230602141125.448833-2-akrowiak@linux.ibm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | s390x/ap: fix hang when mdev attached to guest is removed | expand |
On 6/2/23 16:11, Tony Krowiak wrote: > Note: This is a placeholder patch that includes unmerged uapi changes. > > Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com> > Link: https://lore.kernel.org/qemu-devel/20230530225544.280031-1-akrowiak@linux.ibm.com/ I am preparing a vfio-next tree including these changes plus a linux-headers update. I am just waiting for the 6.5-rc1 tag to be pushed. Thanks, C. > --- > include/standard-headers/linux/const.h | 2 +- > include/standard-headers/linux/virtio_blk.h | 18 +++---- > .../standard-headers/linux/virtio_config.h | 6 +++ > include/standard-headers/linux/virtio_net.h | 1 + > linux-headers/asm-arm64/kvm.h | 33 ++++++++++++ > linux-headers/asm-riscv/kvm.h | 53 ++++++++++++++++++- > linux-headers/asm-riscv/unistd.h | 9 ++++ > linux-headers/asm-s390/unistd_32.h | 1 + > linux-headers/asm-s390/unistd_64.h | 1 + > linux-headers/asm-x86/kvm.h | 3 ++ > linux-headers/linux/const.h | 2 +- > linux-headers/linux/kvm.h | 12 +++-- > linux-headers/linux/psp-sev.h | 7 +++ > linux-headers/linux/userfaultfd.h | 17 +++++- > linux-headers/linux/vfio.h | 9 ++++ > 15 files changed, 158 insertions(+), 16 deletions(-) > > diff --git a/include/standard-headers/linux/const.h b/include/standard-headers/linux/const.h > index 5e4898725168..1eb84b5087f8 100644 > --- a/include/standard-headers/linux/const.h > +++ b/include/standard-headers/linux/const.h > @@ -28,7 +28,7 @@ > #define _BITUL(x) (_UL(1) << (x)) > #define _BITULL(x) (_ULL(1) << (x)) > > -#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1) > +#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1) > #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) > > #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) > diff --git a/include/standard-headers/linux/virtio_blk.h b/include/standard-headers/linux/virtio_blk.h > index 7155b1a4701b..d7be3cf5e42f 100644 > --- a/include/standard-headers/linux/virtio_blk.h > +++ b/include/standard-headers/linux/virtio_blk.h > @@ -138,11 +138,11 @@ struct virtio_blk_config { > > /* Zoned block device characteristics (if VIRTIO_BLK_F_ZONED) */ > struct virtio_blk_zoned_characteristics { > - uint32_t zone_sectors; > - uint32_t max_open_zones; > - uint32_t max_active_zones; > - uint32_t max_append_sectors; > - uint32_t write_granularity; > + __virtio32 zone_sectors; > + __virtio32 max_open_zones; > + __virtio32 max_active_zones; > + __virtio32 max_append_sectors; > + __virtio32 write_granularity; > uint8_t model; > uint8_t unused2[3]; > } zoned; > @@ -239,11 +239,11 @@ struct virtio_blk_outhdr { > */ > struct virtio_blk_zone_descriptor { > /* Zone capacity */ > - uint64_t z_cap; > + __virtio64 z_cap; > /* The starting sector of the zone */ > - uint64_t z_start; > + __virtio64 z_start; > /* Zone write pointer position in sectors */ > - uint64_t z_wp; > + __virtio64 z_wp; > /* Zone type */ > uint8_t z_type; > /* Zone state */ > @@ -252,7 +252,7 @@ struct virtio_blk_zone_descriptor { > }; > > struct virtio_blk_zone_report { > - uint64_t nr_zones; > + __virtio64 nr_zones; > uint8_t reserved[56]; > struct virtio_blk_zone_descriptor zones[]; > }; > diff --git a/include/standard-headers/linux/virtio_config.h b/include/standard-headers/linux/virtio_config.h > index 965ee6ae237e..8a7d0dc8b007 100644 > --- a/include/standard-headers/linux/virtio_config.h > +++ b/include/standard-headers/linux/virtio_config.h > @@ -97,6 +97,12 @@ > */ > #define VIRTIO_F_SR_IOV 37 > > +/* > + * This feature indicates that the driver passes extra data (besides > + * identifying the virtqueue) in its device notifications. > + */ > +#define VIRTIO_F_NOTIFICATION_DATA 38 > + > /* > * This feature indicates that the driver can reset a queue individually. > */ > diff --git a/include/standard-headers/linux/virtio_net.h b/include/standard-headers/linux/virtio_net.h > index c0e797067aae..2325485f2ca8 100644 > --- a/include/standard-headers/linux/virtio_net.h > +++ b/include/standard-headers/linux/virtio_net.h > @@ -61,6 +61,7 @@ > #define VIRTIO_NET_F_GUEST_USO6 55 /* Guest can handle USOv6 in. */ > #define VIRTIO_NET_F_HOST_USO 56 /* Host can handle USO in. */ > #define VIRTIO_NET_F_HASH_REPORT 57 /* Supports hash report */ > +#define VIRTIO_NET_F_GUEST_HDRLEN 59 /* Guest provides the exact hdr_len value. */ > #define VIRTIO_NET_F_RSS 60 /* Supports RSS RX steering */ > #define VIRTIO_NET_F_RSC_EXT 61 /* extended coalescing info */ > #define VIRTIO_NET_F_STANDBY 62 /* Act as standby for another device > diff --git a/linux-headers/asm-arm64/kvm.h b/linux-headers/asm-arm64/kvm.h > index d7e7bb885e20..38e5957526c2 100644 > --- a/linux-headers/asm-arm64/kvm.h > +++ b/linux-headers/asm-arm64/kvm.h > @@ -198,6 +198,15 @@ struct kvm_arm_copy_mte_tags { > __u64 reserved[2]; > }; > > +/* > + * Counter/Timer offset structure. Describe the virtual/physical offset. > + * To be used with KVM_ARM_SET_COUNTER_OFFSET. > + */ > +struct kvm_arm_counter_offset { > + __u64 counter_offset; > + __u64 reserved; > +}; > + > #define KVM_ARM_TAGS_TO_GUEST 0 > #define KVM_ARM_TAGS_FROM_GUEST 1 > > @@ -363,6 +372,10 @@ enum { > KVM_REG_ARM_VENDOR_HYP_BIT_PTP = 1, > }; > > +/* Device Control API on vm fd */ > +#define KVM_ARM_VM_SMCCC_CTRL 0 > +#define KVM_ARM_VM_SMCCC_FILTER 0 > + > /* Device Control API: ARM VGIC */ > #define KVM_DEV_ARM_VGIC_GRP_ADDR 0 > #define KVM_DEV_ARM_VGIC_GRP_DIST_REGS 1 > @@ -402,6 +415,8 @@ enum { > #define KVM_ARM_VCPU_TIMER_CTRL 1 > #define KVM_ARM_VCPU_TIMER_IRQ_VTIMER 0 > #define KVM_ARM_VCPU_TIMER_IRQ_PTIMER 1 > +#define KVM_ARM_VCPU_TIMER_IRQ_HVTIMER 2 > +#define KVM_ARM_VCPU_TIMER_IRQ_HPTIMER 3 > #define KVM_ARM_VCPU_PVTIME_CTRL 2 > #define KVM_ARM_VCPU_PVTIME_IPA 0 > > @@ -458,6 +473,24 @@ enum { > /* run->fail_entry.hardware_entry_failure_reason codes. */ > #define KVM_EXIT_FAIL_ENTRY_CPU_UNSUPPORTED (1ULL << 0) > > +enum kvm_smccc_filter_action { > + KVM_SMCCC_FILTER_HANDLE = 0, > + KVM_SMCCC_FILTER_DENY, > + KVM_SMCCC_FILTER_FWD_TO_USER, > + > +}; > + > +struct kvm_smccc_filter { > + __u32 base; > + __u32 nr_functions; > + __u8 action; > + __u8 pad[15]; > +}; > + > +/* arm64-specific KVM_EXIT_HYPERCALL flags */ > +#define KVM_HYPERCALL_EXIT_SMC (1U << 0) > +#define KVM_HYPERCALL_EXIT_16BIT (1U << 1) > + > #endif > > #endif /* __ARM_KVM_H__ */ > diff --git a/linux-headers/asm-riscv/kvm.h b/linux-headers/asm-riscv/kvm.h > index 92af6f3f057c..f92790c9481a 100644 > --- a/linux-headers/asm-riscv/kvm.h > +++ b/linux-headers/asm-riscv/kvm.h > @@ -12,6 +12,7 @@ > #ifndef __ASSEMBLY__ > > #include <linux/types.h> > +#include <asm/bitsperlong.h> > #include <asm/ptrace.h> > > #define __KVM_HAVE_READONLY_MEM > @@ -52,6 +53,7 @@ struct kvm_riscv_config { > unsigned long mvendorid; > unsigned long marchid; > unsigned long mimpid; > + unsigned long zicboz_block_size; > }; > > /* CORE registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ > @@ -64,7 +66,7 @@ struct kvm_riscv_core { > #define KVM_RISCV_MODE_S 1 > #define KVM_RISCV_MODE_U 0 > > -/* CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ > +/* General CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ > struct kvm_riscv_csr { > unsigned long sstatus; > unsigned long sie; > @@ -78,6 +80,17 @@ struct kvm_riscv_csr { > unsigned long scounteren; > }; > > +/* AIA CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ > +struct kvm_riscv_aia_csr { > + unsigned long siselect; > + unsigned long iprio1; > + unsigned long iprio2; > + unsigned long sieh; > + unsigned long siph; > + unsigned long iprio1h; > + unsigned long iprio2h; > +}; > + > /* TIMER registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ > struct kvm_riscv_timer { > __u64 frequency; > @@ -105,9 +118,29 @@ enum KVM_RISCV_ISA_EXT_ID { > KVM_RISCV_ISA_EXT_SVINVAL, > KVM_RISCV_ISA_EXT_ZIHINTPAUSE, > KVM_RISCV_ISA_EXT_ZICBOM, > + KVM_RISCV_ISA_EXT_ZICBOZ, > + KVM_RISCV_ISA_EXT_ZBB, > + KVM_RISCV_ISA_EXT_SSAIA, > KVM_RISCV_ISA_EXT_MAX, > }; > > +/* > + * SBI extension IDs specific to KVM. This is not the same as the SBI > + * extension IDs defined by the RISC-V SBI specification. > + */ > +enum KVM_RISCV_SBI_EXT_ID { > + KVM_RISCV_SBI_EXT_V01 = 0, > + KVM_RISCV_SBI_EXT_TIME, > + KVM_RISCV_SBI_EXT_IPI, > + KVM_RISCV_SBI_EXT_RFENCE, > + KVM_RISCV_SBI_EXT_SRST, > + KVM_RISCV_SBI_EXT_HSM, > + KVM_RISCV_SBI_EXT_PMU, > + KVM_RISCV_SBI_EXT_EXPERIMENTAL, > + KVM_RISCV_SBI_EXT_VENDOR, > + KVM_RISCV_SBI_EXT_MAX, > +}; > + > /* Possible states for kvm_riscv_timer */ > #define KVM_RISCV_TIMER_STATE_OFF 0 > #define KVM_RISCV_TIMER_STATE_ON 1 > @@ -118,6 +151,8 @@ enum KVM_RISCV_ISA_EXT_ID { > /* If you need to interpret the index values, here is the key: */ > #define KVM_REG_RISCV_TYPE_MASK 0x00000000FF000000 > #define KVM_REG_RISCV_TYPE_SHIFT 24 > +#define KVM_REG_RISCV_SUBTYPE_MASK 0x0000000000FF0000 > +#define KVM_REG_RISCV_SUBTYPE_SHIFT 16 > > /* Config registers are mapped as type 1 */ > #define KVM_REG_RISCV_CONFIG (0x01 << KVM_REG_RISCV_TYPE_SHIFT) > @@ -131,8 +166,12 @@ enum KVM_RISCV_ISA_EXT_ID { > > /* Control and status registers are mapped as type 3 */ > #define KVM_REG_RISCV_CSR (0x03 << KVM_REG_RISCV_TYPE_SHIFT) > +#define KVM_REG_RISCV_CSR_GENERAL (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT) > +#define KVM_REG_RISCV_CSR_AIA (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT) > #define KVM_REG_RISCV_CSR_REG(name) \ > (offsetof(struct kvm_riscv_csr, name) / sizeof(unsigned long)) > +#define KVM_REG_RISCV_CSR_AIA_REG(name) \ > + (offsetof(struct kvm_riscv_aia_csr, name) / sizeof(unsigned long)) > > /* Timer registers are mapped as type 4 */ > #define KVM_REG_RISCV_TIMER (0x04 << KVM_REG_RISCV_TYPE_SHIFT) > @@ -152,6 +191,18 @@ enum KVM_RISCV_ISA_EXT_ID { > /* ISA Extension registers are mapped as type 7 */ > #define KVM_REG_RISCV_ISA_EXT (0x07 << KVM_REG_RISCV_TYPE_SHIFT) > > +/* SBI extension registers are mapped as type 8 */ > +#define KVM_REG_RISCV_SBI_EXT (0x08 << KVM_REG_RISCV_TYPE_SHIFT) > +#define KVM_REG_RISCV_SBI_SINGLE (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT) > +#define KVM_REG_RISCV_SBI_MULTI_EN (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT) > +#define KVM_REG_RISCV_SBI_MULTI_DIS (0x2 << KVM_REG_RISCV_SUBTYPE_SHIFT) > +#define KVM_REG_RISCV_SBI_MULTI_REG(__ext_id) \ > + ((__ext_id) / __BITS_PER_LONG) > +#define KVM_REG_RISCV_SBI_MULTI_MASK(__ext_id) \ > + (1UL << ((__ext_id) % __BITS_PER_LONG)) > +#define KVM_REG_RISCV_SBI_MULTI_REG_LAST \ > + KVM_REG_RISCV_SBI_MULTI_REG(KVM_RISCV_SBI_EXT_MAX - 1) > + > #endif > > #endif /* __LINUX_KVM_RISCV_H */ > diff --git a/linux-headers/asm-riscv/unistd.h b/linux-headers/asm-riscv/unistd.h > index 73d7cdd2ec49..950ab3fd4409 100644 > --- a/linux-headers/asm-riscv/unistd.h > +++ b/linux-headers/asm-riscv/unistd.h > @@ -43,3 +43,12 @@ > #define __NR_riscv_flush_icache (__NR_arch_specific_syscall + 15) > #endif > __SYSCALL(__NR_riscv_flush_icache, sys_riscv_flush_icache) > + > +/* > + * Allows userspace to query the kernel for CPU architecture and > + * microarchitecture details across a given set of CPUs. > + */ > +#ifndef __NR_riscv_hwprobe > +#define __NR_riscv_hwprobe (__NR_arch_specific_syscall + 14) > +#endif > +__SYSCALL(__NR_riscv_hwprobe, sys_riscv_hwprobe) > diff --git a/linux-headers/asm-s390/unistd_32.h b/linux-headers/asm-s390/unistd_32.h > index 8e644d65f571..800f3adb2020 100644 > --- a/linux-headers/asm-s390/unistd_32.h > +++ b/linux-headers/asm-s390/unistd_32.h > @@ -419,6 +419,7 @@ > #define __NR_landlock_create_ruleset 444 > #define __NR_landlock_add_rule 445 > #define __NR_landlock_restrict_self 446 > +#define __NR_memfd_secret 447 > #define __NR_process_mrelease 448 > #define __NR_futex_waitv 449 > #define __NR_set_mempolicy_home_node 450 > diff --git a/linux-headers/asm-s390/unistd_64.h b/linux-headers/asm-s390/unistd_64.h > index 51da542fec10..399a6059015e 100644 > --- a/linux-headers/asm-s390/unistd_64.h > +++ b/linux-headers/asm-s390/unistd_64.h > @@ -367,6 +367,7 @@ > #define __NR_landlock_create_ruleset 444 > #define __NR_landlock_add_rule 445 > #define __NR_landlock_restrict_self 446 > +#define __NR_memfd_secret 447 > #define __NR_process_mrelease 448 > #define __NR_futex_waitv 449 > #define __NR_set_mempolicy_home_node 450 > diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h > index 2937e7bf6982..2b3a8f7bd2c0 100644 > --- a/linux-headers/asm-x86/kvm.h > +++ b/linux-headers/asm-x86/kvm.h > @@ -557,4 +557,7 @@ struct kvm_pmu_event_filter { > #define KVM_VCPU_TSC_CTRL 0 /* control group for the timestamp counter (TSC) */ > #define KVM_VCPU_TSC_OFFSET 0 /* attribute for the TSC offset */ > > +/* x86-specific KVM_EXIT_HYPERCALL flags. */ > +#define KVM_EXIT_HYPERCALL_LONG_MODE BIT(0) > + > #endif /* _ASM_X86_KVM_H */ > diff --git a/linux-headers/linux/const.h b/linux-headers/linux/const.h > index 5e4898725168..1eb84b5087f8 100644 > --- a/linux-headers/linux/const.h > +++ b/linux-headers/linux/const.h > @@ -28,7 +28,7 @@ > #define _BITUL(x) (_UL(1) << (x)) > #define _BITULL(x) (_ULL(1) << (x)) > > -#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1) > +#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1) > #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) > > #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) > diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h > index 599de3c6e3aa..65b145b317ac 100644 > --- a/linux-headers/linux/kvm.h > +++ b/linux-headers/linux/kvm.h > @@ -341,8 +341,11 @@ struct kvm_run { > __u64 nr; > __u64 args[6]; > __u64 ret; > - __u32 longmode; > - __u32 pad; > + > + union { > + __u32 longmode; > + __u64 flags; > + }; > } hypercall; > /* KVM_EXIT_TPR_ACCESS */ > struct { > @@ -1182,6 +1185,7 @@ struct kvm_ppc_resize_hpt { > #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224 > #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225 > #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226 > +#define KVM_CAP_COUNTER_OFFSET 227 > > #ifdef KVM_CAP_IRQ_ROUTING > > @@ -1449,7 +1453,7 @@ struct kvm_vfio_spapr_tce { > #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) > #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) > #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) > -#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) > +#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) /* deprecated */ > #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ > struct kvm_userspace_memory_region) > #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) > @@ -1541,6 +1545,8 @@ struct kvm_s390_ucas_mapping { > #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) > #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) > #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags) > +/* Available with KVM_CAP_COUNTER_OFFSET */ > +#define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset) > > /* ioctl for vm fd */ > #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) > diff --git a/linux-headers/linux/psp-sev.h b/linux-headers/linux/psp-sev.h > index 51d8b3940e14..12ccb70099d4 100644 > --- a/linux-headers/linux/psp-sev.h > +++ b/linux-headers/linux/psp-sev.h > @@ -36,6 +36,13 @@ enum { > * SEV Firmware status code > */ > typedef enum { > + /* > + * This error code is not in the SEV spec. Its purpose is to convey that > + * there was an error that prevented the SEV firmware from being called. > + * The SEV API error codes are 16 bits, so the -1 value will not overlap > + * with possible values from the specification. > + */ > + SEV_RET_NO_FW_CALL = -1, > SEV_RET_SUCCESS = 0, > SEV_RET_INVALID_PLATFORM_STATE, > SEV_RET_INVALID_GUEST_STATE, > diff --git a/linux-headers/linux/userfaultfd.h b/linux-headers/linux/userfaultfd.h > index ba5d0df52fb8..14e402263a8a 100644 > --- a/linux-headers/linux/userfaultfd.h > +++ b/linux-headers/linux/userfaultfd.h > @@ -38,7 +38,8 @@ > UFFD_FEATURE_MINOR_HUGETLBFS | \ > UFFD_FEATURE_MINOR_SHMEM | \ > UFFD_FEATURE_EXACT_ADDRESS | \ > - UFFD_FEATURE_WP_HUGETLBFS_SHMEM) > + UFFD_FEATURE_WP_HUGETLBFS_SHMEM | \ > + UFFD_FEATURE_WP_UNPOPULATED) > #define UFFD_API_IOCTLS \ > ((__u64)1 << _UFFDIO_REGISTER | \ > (__u64)1 << _UFFDIO_UNREGISTER | \ > @@ -203,6 +204,12 @@ struct uffdio_api { > * > * UFFD_FEATURE_WP_HUGETLBFS_SHMEM indicates that userfaultfd > * write-protection mode is supported on both shmem and hugetlbfs. > + * > + * UFFD_FEATURE_WP_UNPOPULATED indicates that userfaultfd > + * write-protection mode will always apply to unpopulated pages > + * (i.e. empty ptes). This will be the default behavior for shmem > + * & hugetlbfs, so this flag only affects anonymous memory behavior > + * when userfault write-protection mode is registered. > */ > #define UFFD_FEATURE_PAGEFAULT_FLAG_WP (1<<0) > #define UFFD_FEATURE_EVENT_FORK (1<<1) > @@ -217,6 +224,7 @@ struct uffdio_api { > #define UFFD_FEATURE_MINOR_SHMEM (1<<10) > #define UFFD_FEATURE_EXACT_ADDRESS (1<<11) > #define UFFD_FEATURE_WP_HUGETLBFS_SHMEM (1<<12) > +#define UFFD_FEATURE_WP_UNPOPULATED (1<<13) > __u64 features; > > __u64 ioctls; > @@ -297,6 +305,13 @@ struct uffdio_writeprotect { > struct uffdio_continue { > struct uffdio_range range; > #define UFFDIO_CONTINUE_MODE_DONTWAKE ((__u64)1<<0) > + /* > + * UFFDIO_CONTINUE_MODE_WP will map the page write protected on > + * the fly. UFFDIO_CONTINUE_MODE_WP is available only if the > + * write protected ioctl is implemented for the range > + * according to the uffdio_register.ioctls. > + */ > +#define UFFDIO_CONTINUE_MODE_WP ((__u64)1<<1) > __u64 mode; > > /* > diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h > index 4a534edbdcba..2658fda219e8 100644 > --- a/linux-headers/linux/vfio.h > +++ b/linux-headers/linux/vfio.h > @@ -646,6 +646,15 @@ enum { > VFIO_CCW_NUM_IRQS > }; > > +/* > + * The vfio-ap bus driver makes use of the following IRQ index mapping. > + * Unimplemented IRQ types return a count of zero. > + */ > +enum { > + VFIO_AP_REQ_IRQ_INDEX, > + VFIO_AP_NUM_IRQS > +}; > + > /** > * VFIO_DEVICE_GET_PCI_HOT_RESET_INFO - _IOWR(VFIO_TYPE, VFIO_BASE + 12, > * struct vfio_pci_hot_reset_info)
On 7/3/23 12:31 PM, Cédric Le Goater wrote: > On 6/2/23 16:11, Tony Krowiak wrote: >> Note: This is a placeholder patch that includes unmerged uapi changes. >> >> Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com> >> Link: >> https://lore.kernel.org/qemu-devel/20230530225544.280031-1-akrowiak@linux.ibm.com/ > > I am preparing a vfio-next tree including these changes plus a > linux-headers > update. I am just waiting for the 6.5-rc1 tag to be pushed. Good news, thanks. > > Thanks, > > C. > >> --- >> include/standard-headers/linux/const.h | 2 +- >> include/standard-headers/linux/virtio_blk.h | 18 +++---- >> .../standard-headers/linux/virtio_config.h | 6 +++ >> include/standard-headers/linux/virtio_net.h | 1 + >> linux-headers/asm-arm64/kvm.h | 33 ++++++++++++ >> linux-headers/asm-riscv/kvm.h | 53 ++++++++++++++++++- >> linux-headers/asm-riscv/unistd.h | 9 ++++ >> linux-headers/asm-s390/unistd_32.h | 1 + >> linux-headers/asm-s390/unistd_64.h | 1 + >> linux-headers/asm-x86/kvm.h | 3 ++ >> linux-headers/linux/const.h | 2 +- >> linux-headers/linux/kvm.h | 12 +++-- >> linux-headers/linux/psp-sev.h | 7 +++ >> linux-headers/linux/userfaultfd.h | 17 +++++- >> linux-headers/linux/vfio.h | 9 ++++ >> 15 files changed, 158 insertions(+), 16 deletions(-) >> >> diff --git a/include/standard-headers/linux/const.h >> b/include/standard-headers/linux/const.h >> index 5e4898725168..1eb84b5087f8 100644 >> --- a/include/standard-headers/linux/const.h >> +++ b/include/standard-headers/linux/const.h >> @@ -28,7 +28,7 @@ >> #define _BITUL(x) (_UL(1) << (x)) >> #define _BITULL(x) (_ULL(1) << (x)) >> -#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, >> (typeof(x))(a) - 1) >> +#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, >> (__typeof__(x))(a) - 1) >> #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) >> #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) >> diff --git a/include/standard-headers/linux/virtio_blk.h >> b/include/standard-headers/linux/virtio_blk.h >> index 7155b1a4701b..d7be3cf5e42f 100644 >> --- a/include/standard-headers/linux/virtio_blk.h >> +++ b/include/standard-headers/linux/virtio_blk.h >> @@ -138,11 +138,11 @@ struct virtio_blk_config { >> /* Zoned block device characteristics (if VIRTIO_BLK_F_ZONED) */ >> struct virtio_blk_zoned_characteristics { >> - uint32_t zone_sectors; >> - uint32_t max_open_zones; >> - uint32_t max_active_zones; >> - uint32_t max_append_sectors; >> - uint32_t write_granularity; >> + __virtio32 zone_sectors; >> + __virtio32 max_open_zones; >> + __virtio32 max_active_zones; >> + __virtio32 max_append_sectors; >> + __virtio32 write_granularity; >> uint8_t model; >> uint8_t unused2[3]; >> } zoned; >> @@ -239,11 +239,11 @@ struct virtio_blk_outhdr { >> */ >> struct virtio_blk_zone_descriptor { >> /* Zone capacity */ >> - uint64_t z_cap; >> + __virtio64 z_cap; >> /* The starting sector of the zone */ >> - uint64_t z_start; >> + __virtio64 z_start; >> /* Zone write pointer position in sectors */ >> - uint64_t z_wp; >> + __virtio64 z_wp; >> /* Zone type */ >> uint8_t z_type; >> /* Zone state */ >> @@ -252,7 +252,7 @@ struct virtio_blk_zone_descriptor { >> }; >> struct virtio_blk_zone_report { >> - uint64_t nr_zones; >> + __virtio64 nr_zones; >> uint8_t reserved[56]; >> struct virtio_blk_zone_descriptor zones[]; >> }; >> diff --git a/include/standard-headers/linux/virtio_config.h >> b/include/standard-headers/linux/virtio_config.h >> index 965ee6ae237e..8a7d0dc8b007 100644 >> --- a/include/standard-headers/linux/virtio_config.h >> +++ b/include/standard-headers/linux/virtio_config.h >> @@ -97,6 +97,12 @@ >> */ >> #define VIRTIO_F_SR_IOV 37 >> +/* >> + * This feature indicates that the driver passes extra data (besides >> + * identifying the virtqueue) in its device notifications. >> + */ >> +#define VIRTIO_F_NOTIFICATION_DATA 38 >> + >> /* >> * This feature indicates that the driver can reset a queue >> individually. >> */ >> diff --git a/include/standard-headers/linux/virtio_net.h >> b/include/standard-headers/linux/virtio_net.h >> index c0e797067aae..2325485f2ca8 100644 >> --- a/include/standard-headers/linux/virtio_net.h >> +++ b/include/standard-headers/linux/virtio_net.h >> @@ -61,6 +61,7 @@ >> #define VIRTIO_NET_F_GUEST_USO6 55 /* Guest can handle USOv6 >> in. */ >> #define VIRTIO_NET_F_HOST_USO 56 /* Host can handle USO in. */ >> #define VIRTIO_NET_F_HASH_REPORT 57 /* Supports hash report */ >> +#define VIRTIO_NET_F_GUEST_HDRLEN 59 /* Guest provides the exact >> hdr_len value. */ >> #define VIRTIO_NET_F_RSS 60 /* Supports RSS RX steering */ >> #define VIRTIO_NET_F_RSC_EXT 61 /* extended coalescing info */ >> #define VIRTIO_NET_F_STANDBY 62 /* Act as standby for >> another device >> diff --git a/linux-headers/asm-arm64/kvm.h >> b/linux-headers/asm-arm64/kvm.h >> index d7e7bb885e20..38e5957526c2 100644 >> --- a/linux-headers/asm-arm64/kvm.h >> +++ b/linux-headers/asm-arm64/kvm.h >> @@ -198,6 +198,15 @@ struct kvm_arm_copy_mte_tags { >> __u64 reserved[2]; >> }; >> +/* >> + * Counter/Timer offset structure. Describe the virtual/physical offset. >> + * To be used with KVM_ARM_SET_COUNTER_OFFSET. >> + */ >> +struct kvm_arm_counter_offset { >> + __u64 counter_offset; >> + __u64 reserved; >> +}; >> + >> #define KVM_ARM_TAGS_TO_GUEST 0 >> #define KVM_ARM_TAGS_FROM_GUEST 1 >> @@ -363,6 +372,10 @@ enum { >> KVM_REG_ARM_VENDOR_HYP_BIT_PTP = 1, >> }; >> +/* Device Control API on vm fd */ >> +#define KVM_ARM_VM_SMCCC_CTRL 0 >> +#define KVM_ARM_VM_SMCCC_FILTER 0 >> + >> /* Device Control API: ARM VGIC */ >> #define KVM_DEV_ARM_VGIC_GRP_ADDR 0 >> #define KVM_DEV_ARM_VGIC_GRP_DIST_REGS 1 >> @@ -402,6 +415,8 @@ enum { >> #define KVM_ARM_VCPU_TIMER_CTRL 1 >> #define KVM_ARM_VCPU_TIMER_IRQ_VTIMER 0 >> #define KVM_ARM_VCPU_TIMER_IRQ_PTIMER 1 >> +#define KVM_ARM_VCPU_TIMER_IRQ_HVTIMER 2 >> +#define KVM_ARM_VCPU_TIMER_IRQ_HPTIMER 3 >> #define KVM_ARM_VCPU_PVTIME_CTRL 2 >> #define KVM_ARM_VCPU_PVTIME_IPA 0 >> @@ -458,6 +473,24 @@ enum { >> /* run->fail_entry.hardware_entry_failure_reason codes. */ >> #define KVM_EXIT_FAIL_ENTRY_CPU_UNSUPPORTED (1ULL << 0) >> +enum kvm_smccc_filter_action { >> + KVM_SMCCC_FILTER_HANDLE = 0, >> + KVM_SMCCC_FILTER_DENY, >> + KVM_SMCCC_FILTER_FWD_TO_USER, >> + >> +}; >> + >> +struct kvm_smccc_filter { >> + __u32 base; >> + __u32 nr_functions; >> + __u8 action; >> + __u8 pad[15]; >> +}; >> + >> +/* arm64-specific KVM_EXIT_HYPERCALL flags */ >> +#define KVM_HYPERCALL_EXIT_SMC (1U << 0) >> +#define KVM_HYPERCALL_EXIT_16BIT (1U << 1) >> + >> #endif >> #endif /* __ARM_KVM_H__ */ >> diff --git a/linux-headers/asm-riscv/kvm.h >> b/linux-headers/asm-riscv/kvm.h >> index 92af6f3f057c..f92790c9481a 100644 >> --- a/linux-headers/asm-riscv/kvm.h >> +++ b/linux-headers/asm-riscv/kvm.h >> @@ -12,6 +12,7 @@ >> #ifndef __ASSEMBLY__ >> #include <linux/types.h> >> +#include <asm/bitsperlong.h> >> #include <asm/ptrace.h> >> #define __KVM_HAVE_READONLY_MEM >> @@ -52,6 +53,7 @@ struct kvm_riscv_config { >> unsigned long mvendorid; >> unsigned long marchid; >> unsigned long mimpid; >> + unsigned long zicboz_block_size; >> }; >> /* CORE registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ >> @@ -64,7 +66,7 @@ struct kvm_riscv_core { >> #define KVM_RISCV_MODE_S 1 >> #define KVM_RISCV_MODE_U 0 >> -/* CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ >> +/* General CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ >> struct kvm_riscv_csr { >> unsigned long sstatus; >> unsigned long sie; >> @@ -78,6 +80,17 @@ struct kvm_riscv_csr { >> unsigned long scounteren; >> }; >> +/* AIA CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ >> +struct kvm_riscv_aia_csr { >> + unsigned long siselect; >> + unsigned long iprio1; >> + unsigned long iprio2; >> + unsigned long sieh; >> + unsigned long siph; >> + unsigned long iprio1h; >> + unsigned long iprio2h; >> +}; >> + >> /* TIMER registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ >> struct kvm_riscv_timer { >> __u64 frequency; >> @@ -105,9 +118,29 @@ enum KVM_RISCV_ISA_EXT_ID { >> KVM_RISCV_ISA_EXT_SVINVAL, >> KVM_RISCV_ISA_EXT_ZIHINTPAUSE, >> KVM_RISCV_ISA_EXT_ZICBOM, >> + KVM_RISCV_ISA_EXT_ZICBOZ, >> + KVM_RISCV_ISA_EXT_ZBB, >> + KVM_RISCV_ISA_EXT_SSAIA, >> KVM_RISCV_ISA_EXT_MAX, >> }; >> +/* >> + * SBI extension IDs specific to KVM. This is not the same as the SBI >> + * extension IDs defined by the RISC-V SBI specification. >> + */ >> +enum KVM_RISCV_SBI_EXT_ID { >> + KVM_RISCV_SBI_EXT_V01 = 0, >> + KVM_RISCV_SBI_EXT_TIME, >> + KVM_RISCV_SBI_EXT_IPI, >> + KVM_RISCV_SBI_EXT_RFENCE, >> + KVM_RISCV_SBI_EXT_SRST, >> + KVM_RISCV_SBI_EXT_HSM, >> + KVM_RISCV_SBI_EXT_PMU, >> + KVM_RISCV_SBI_EXT_EXPERIMENTAL, >> + KVM_RISCV_SBI_EXT_VENDOR, >> + KVM_RISCV_SBI_EXT_MAX, >> +}; >> + >> /* Possible states for kvm_riscv_timer */ >> #define KVM_RISCV_TIMER_STATE_OFF 0 >> #define KVM_RISCV_TIMER_STATE_ON 1 >> @@ -118,6 +151,8 @@ enum KVM_RISCV_ISA_EXT_ID { >> /* If you need to interpret the index values, here is the key: */ >> #define KVM_REG_RISCV_TYPE_MASK 0x00000000FF000000 >> #define KVM_REG_RISCV_TYPE_SHIFT 24 >> +#define KVM_REG_RISCV_SUBTYPE_MASK 0x0000000000FF0000 >> +#define KVM_REG_RISCV_SUBTYPE_SHIFT 16 >> /* Config registers are mapped as type 1 */ >> #define KVM_REG_RISCV_CONFIG (0x01 << KVM_REG_RISCV_TYPE_SHIFT) >> @@ -131,8 +166,12 @@ enum KVM_RISCV_ISA_EXT_ID { >> /* Control and status registers are mapped as type 3 */ >> #define KVM_REG_RISCV_CSR (0x03 << KVM_REG_RISCV_TYPE_SHIFT) >> +#define KVM_REG_RISCV_CSR_GENERAL (0x0 << >> KVM_REG_RISCV_SUBTYPE_SHIFT) >> +#define KVM_REG_RISCV_CSR_AIA (0x1 << >> KVM_REG_RISCV_SUBTYPE_SHIFT) >> #define KVM_REG_RISCV_CSR_REG(name) \ >> (offsetof(struct kvm_riscv_csr, name) / sizeof(unsigned long)) >> +#define KVM_REG_RISCV_CSR_AIA_REG(name) \ >> + (offsetof(struct kvm_riscv_aia_csr, name) / sizeof(unsigned long)) >> /* Timer registers are mapped as type 4 */ >> #define KVM_REG_RISCV_TIMER (0x04 << KVM_REG_RISCV_TYPE_SHIFT) >> @@ -152,6 +191,18 @@ enum KVM_RISCV_ISA_EXT_ID { >> /* ISA Extension registers are mapped as type 7 */ >> #define KVM_REG_RISCV_ISA_EXT (0x07 << KVM_REG_RISCV_TYPE_SHIFT) >> +/* SBI extension registers are mapped as type 8 */ >> +#define KVM_REG_RISCV_SBI_EXT (0x08 << KVM_REG_RISCV_TYPE_SHIFT) >> +#define KVM_REG_RISCV_SBI_SINGLE (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT) >> +#define KVM_REG_RISCV_SBI_MULTI_EN (0x1 << >> KVM_REG_RISCV_SUBTYPE_SHIFT) >> +#define KVM_REG_RISCV_SBI_MULTI_DIS (0x2 << >> KVM_REG_RISCV_SUBTYPE_SHIFT) >> +#define KVM_REG_RISCV_SBI_MULTI_REG(__ext_id) \ >> + ((__ext_id) / __BITS_PER_LONG) >> +#define KVM_REG_RISCV_SBI_MULTI_MASK(__ext_id) \ >> + (1UL << ((__ext_id) % __BITS_PER_LONG)) >> +#define KVM_REG_RISCV_SBI_MULTI_REG_LAST \ >> + KVM_REG_RISCV_SBI_MULTI_REG(KVM_RISCV_SBI_EXT_MAX - 1) >> + >> #endif >> #endif /* __LINUX_KVM_RISCV_H */ >> diff --git a/linux-headers/asm-riscv/unistd.h >> b/linux-headers/asm-riscv/unistd.h >> index 73d7cdd2ec49..950ab3fd4409 100644 >> --- a/linux-headers/asm-riscv/unistd.h >> +++ b/linux-headers/asm-riscv/unistd.h >> @@ -43,3 +43,12 @@ >> #define __NR_riscv_flush_icache (__NR_arch_specific_syscall + 15) >> #endif >> __SYSCALL(__NR_riscv_flush_icache, sys_riscv_flush_icache) >> + >> +/* >> + * Allows userspace to query the kernel for CPU architecture and >> + * microarchitecture details across a given set of CPUs. >> + */ >> +#ifndef __NR_riscv_hwprobe >> +#define __NR_riscv_hwprobe (__NR_arch_specific_syscall + 14) >> +#endif >> +__SYSCALL(__NR_riscv_hwprobe, sys_riscv_hwprobe) >> diff --git a/linux-headers/asm-s390/unistd_32.h >> b/linux-headers/asm-s390/unistd_32.h >> index 8e644d65f571..800f3adb2020 100644 >> --- a/linux-headers/asm-s390/unistd_32.h >> +++ b/linux-headers/asm-s390/unistd_32.h >> @@ -419,6 +419,7 @@ >> #define __NR_landlock_create_ruleset 444 >> #define __NR_landlock_add_rule 445 >> #define __NR_landlock_restrict_self 446 >> +#define __NR_memfd_secret 447 >> #define __NR_process_mrelease 448 >> #define __NR_futex_waitv 449 >> #define __NR_set_mempolicy_home_node 450 >> diff --git a/linux-headers/asm-s390/unistd_64.h >> b/linux-headers/asm-s390/unistd_64.h >> index 51da542fec10..399a6059015e 100644 >> --- a/linux-headers/asm-s390/unistd_64.h >> +++ b/linux-headers/asm-s390/unistd_64.h >> @@ -367,6 +367,7 @@ >> #define __NR_landlock_create_ruleset 444 >> #define __NR_landlock_add_rule 445 >> #define __NR_landlock_restrict_self 446 >> +#define __NR_memfd_secret 447 >> #define __NR_process_mrelease 448 >> #define __NR_futex_waitv 449 >> #define __NR_set_mempolicy_home_node 450 >> diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h >> index 2937e7bf6982..2b3a8f7bd2c0 100644 >> --- a/linux-headers/asm-x86/kvm.h >> +++ b/linux-headers/asm-x86/kvm.h >> @@ -557,4 +557,7 @@ struct kvm_pmu_event_filter { >> #define KVM_VCPU_TSC_CTRL 0 /* control group for the timestamp >> counter (TSC) */ >> #define KVM_VCPU_TSC_OFFSET 0 /* attribute for the TSC offset */ >> +/* x86-specific KVM_EXIT_HYPERCALL flags. */ >> +#define KVM_EXIT_HYPERCALL_LONG_MODE BIT(0) >> + >> #endif /* _ASM_X86_KVM_H */ >> diff --git a/linux-headers/linux/const.h b/linux-headers/linux/const.h >> index 5e4898725168..1eb84b5087f8 100644 >> --- a/linux-headers/linux/const.h >> +++ b/linux-headers/linux/const.h >> @@ -28,7 +28,7 @@ >> #define _BITUL(x) (_UL(1) << (x)) >> #define _BITULL(x) (_ULL(1) << (x)) >> -#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, >> (typeof(x))(a) - 1) >> +#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, >> (__typeof__(x))(a) - 1) >> #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) >> #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) >> diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h >> index 599de3c6e3aa..65b145b317ac 100644 >> --- a/linux-headers/linux/kvm.h >> +++ b/linux-headers/linux/kvm.h >> @@ -341,8 +341,11 @@ struct kvm_run { >> __u64 nr; >> __u64 args[6]; >> __u64 ret; >> - __u32 longmode; >> - __u32 pad; >> + >> + union { >> + __u32 longmode; >> + __u64 flags; >> + }; >> } hypercall; >> /* KVM_EXIT_TPR_ACCESS */ >> struct { >> @@ -1182,6 +1185,7 @@ struct kvm_ppc_resize_hpt { >> #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224 >> #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225 >> #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226 >> +#define KVM_CAP_COUNTER_OFFSET 227 >> #ifdef KVM_CAP_IRQ_ROUTING >> @@ -1449,7 +1453,7 @@ struct kvm_vfio_spapr_tce { >> #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) >> #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct >> kvm_dirty_log) >> #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) >> -#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) >> +#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) /* deprecated */ >> #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ >> struct kvm_userspace_memory_region) >> #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) >> @@ -1541,6 +1545,8 @@ struct kvm_s390_ucas_mapping { >> #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct >> kvm_pmu_event_filter) >> #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) >> #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct >> kvm_arm_copy_mte_tags) >> +/* Available with KVM_CAP_COUNTER_OFFSET */ >> +#define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct >> kvm_arm_counter_offset) >> /* ioctl for vm fd */ >> #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct >> kvm_create_device) >> diff --git a/linux-headers/linux/psp-sev.h >> b/linux-headers/linux/psp-sev.h >> index 51d8b3940e14..12ccb70099d4 100644 >> --- a/linux-headers/linux/psp-sev.h >> +++ b/linux-headers/linux/psp-sev.h >> @@ -36,6 +36,13 @@ enum { >> * SEV Firmware status code >> */ >> typedef enum { >> + /* >> + * This error code is not in the SEV spec. Its purpose is to >> convey that >> + * there was an error that prevented the SEV firmware from being >> called. >> + * The SEV API error codes are 16 bits, so the -1 value will not >> overlap >> + * with possible values from the specification. >> + */ >> + SEV_RET_NO_FW_CALL = -1, >> SEV_RET_SUCCESS = 0, >> SEV_RET_INVALID_PLATFORM_STATE, >> SEV_RET_INVALID_GUEST_STATE, >> diff --git a/linux-headers/linux/userfaultfd.h >> b/linux-headers/linux/userfaultfd.h >> index ba5d0df52fb8..14e402263a8a 100644 >> --- a/linux-headers/linux/userfaultfd.h >> +++ b/linux-headers/linux/userfaultfd.h >> @@ -38,7 +38,8 @@ >> UFFD_FEATURE_MINOR_HUGETLBFS | \ >> UFFD_FEATURE_MINOR_SHMEM | \ >> UFFD_FEATURE_EXACT_ADDRESS | \ >> - UFFD_FEATURE_WP_HUGETLBFS_SHMEM) >> + UFFD_FEATURE_WP_HUGETLBFS_SHMEM | \ >> + UFFD_FEATURE_WP_UNPOPULATED) >> #define UFFD_API_IOCTLS \ >> ((__u64)1 << _UFFDIO_REGISTER | \ >> (__u64)1 << _UFFDIO_UNREGISTER | \ >> @@ -203,6 +204,12 @@ struct uffdio_api { >> * >> * UFFD_FEATURE_WP_HUGETLBFS_SHMEM indicates that userfaultfd >> * write-protection mode is supported on both shmem and hugetlbfs. >> + * >> + * UFFD_FEATURE_WP_UNPOPULATED indicates that userfaultfd >> + * write-protection mode will always apply to unpopulated pages >> + * (i.e. empty ptes). This will be the default behavior for shmem >> + * & hugetlbfs, so this flag only affects anonymous memory behavior >> + * when userfault write-protection mode is registered. >> */ >> #define UFFD_FEATURE_PAGEFAULT_FLAG_WP (1<<0) >> #define UFFD_FEATURE_EVENT_FORK (1<<1) >> @@ -217,6 +224,7 @@ struct uffdio_api { >> #define UFFD_FEATURE_MINOR_SHMEM (1<<10) >> #define UFFD_FEATURE_EXACT_ADDRESS (1<<11) >> #define UFFD_FEATURE_WP_HUGETLBFS_SHMEM (1<<12) >> +#define UFFD_FEATURE_WP_UNPOPULATED (1<<13) >> __u64 features; >> __u64 ioctls; >> @@ -297,6 +305,13 @@ struct uffdio_writeprotect { >> struct uffdio_continue { >> struct uffdio_range range; >> #define UFFDIO_CONTINUE_MODE_DONTWAKE ((__u64)1<<0) >> + /* >> + * UFFDIO_CONTINUE_MODE_WP will map the page write protected on >> + * the fly. UFFDIO_CONTINUE_MODE_WP is available only if the >> + * write protected ioctl is implemented for the range >> + * according to the uffdio_register.ioctls. >> + */ >> +#define UFFDIO_CONTINUE_MODE_WP ((__u64)1<<1) >> __u64 mode; >> /* >> diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h >> index 4a534edbdcba..2658fda219e8 100644 >> --- a/linux-headers/linux/vfio.h >> +++ b/linux-headers/linux/vfio.h >> @@ -646,6 +646,15 @@ enum { >> VFIO_CCW_NUM_IRQS >> }; >> +/* >> + * The vfio-ap bus driver makes use of the following IRQ index mapping. >> + * Unimplemented IRQ types return a count of zero. >> + */ >> +enum { >> + VFIO_AP_REQ_IRQ_INDEX, >> + VFIO_AP_NUM_IRQS >> +}; >> + >> /** >> * VFIO_DEVICE_GET_PCI_HOT_RESET_INFO - _IOWR(VFIO_TYPE, VFIO_BASE + >> 12, >> * struct vfio_pci_hot_reset_info) >
diff --git a/include/standard-headers/linux/const.h b/include/standard-headers/linux/const.h index 5e4898725168..1eb84b5087f8 100644 --- a/include/standard-headers/linux/const.h +++ b/include/standard-headers/linux/const.h @@ -28,7 +28,7 @@ #define _BITUL(x) (_UL(1) << (x)) #define _BITULL(x) (_ULL(1) << (x)) -#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1) +#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1) #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) diff --git a/include/standard-headers/linux/virtio_blk.h b/include/standard-headers/linux/virtio_blk.h index 7155b1a4701b..d7be3cf5e42f 100644 --- a/include/standard-headers/linux/virtio_blk.h +++ b/include/standard-headers/linux/virtio_blk.h @@ -138,11 +138,11 @@ struct virtio_blk_config { /* Zoned block device characteristics (if VIRTIO_BLK_F_ZONED) */ struct virtio_blk_zoned_characteristics { - uint32_t zone_sectors; - uint32_t max_open_zones; - uint32_t max_active_zones; - uint32_t max_append_sectors; - uint32_t write_granularity; + __virtio32 zone_sectors; + __virtio32 max_open_zones; + __virtio32 max_active_zones; + __virtio32 max_append_sectors; + __virtio32 write_granularity; uint8_t model; uint8_t unused2[3]; } zoned; @@ -239,11 +239,11 @@ struct virtio_blk_outhdr { */ struct virtio_blk_zone_descriptor { /* Zone capacity */ - uint64_t z_cap; + __virtio64 z_cap; /* The starting sector of the zone */ - uint64_t z_start; + __virtio64 z_start; /* Zone write pointer position in sectors */ - uint64_t z_wp; + __virtio64 z_wp; /* Zone type */ uint8_t z_type; /* Zone state */ @@ -252,7 +252,7 @@ struct virtio_blk_zone_descriptor { }; struct virtio_blk_zone_report { - uint64_t nr_zones; + __virtio64 nr_zones; uint8_t reserved[56]; struct virtio_blk_zone_descriptor zones[]; }; diff --git a/include/standard-headers/linux/virtio_config.h b/include/standard-headers/linux/virtio_config.h index 965ee6ae237e..8a7d0dc8b007 100644 --- a/include/standard-headers/linux/virtio_config.h +++ b/include/standard-headers/linux/virtio_config.h @@ -97,6 +97,12 @@ */ #define VIRTIO_F_SR_IOV 37 +/* + * This feature indicates that the driver passes extra data (besides + * identifying the virtqueue) in its device notifications. + */ +#define VIRTIO_F_NOTIFICATION_DATA 38 + /* * This feature indicates that the driver can reset a queue individually. */ diff --git a/include/standard-headers/linux/virtio_net.h b/include/standard-headers/linux/virtio_net.h index c0e797067aae..2325485f2ca8 100644 --- a/include/standard-headers/linux/virtio_net.h +++ b/include/standard-headers/linux/virtio_net.h @@ -61,6 +61,7 @@ #define VIRTIO_NET_F_GUEST_USO6 55 /* Guest can handle USOv6 in. */ #define VIRTIO_NET_F_HOST_USO 56 /* Host can handle USO in. */ #define VIRTIO_NET_F_HASH_REPORT 57 /* Supports hash report */ +#define VIRTIO_NET_F_GUEST_HDRLEN 59 /* Guest provides the exact hdr_len value. */ #define VIRTIO_NET_F_RSS 60 /* Supports RSS RX steering */ #define VIRTIO_NET_F_RSC_EXT 61 /* extended coalescing info */ #define VIRTIO_NET_F_STANDBY 62 /* Act as standby for another device diff --git a/linux-headers/asm-arm64/kvm.h b/linux-headers/asm-arm64/kvm.h index d7e7bb885e20..38e5957526c2 100644 --- a/linux-headers/asm-arm64/kvm.h +++ b/linux-headers/asm-arm64/kvm.h @@ -198,6 +198,15 @@ struct kvm_arm_copy_mte_tags { __u64 reserved[2]; }; +/* + * Counter/Timer offset structure. Describe the virtual/physical offset. + * To be used with KVM_ARM_SET_COUNTER_OFFSET. + */ +struct kvm_arm_counter_offset { + __u64 counter_offset; + __u64 reserved; +}; + #define KVM_ARM_TAGS_TO_GUEST 0 #define KVM_ARM_TAGS_FROM_GUEST 1 @@ -363,6 +372,10 @@ enum { KVM_REG_ARM_VENDOR_HYP_BIT_PTP = 1, }; +/* Device Control API on vm fd */ +#define KVM_ARM_VM_SMCCC_CTRL 0 +#define KVM_ARM_VM_SMCCC_FILTER 0 + /* Device Control API: ARM VGIC */ #define KVM_DEV_ARM_VGIC_GRP_ADDR 0 #define KVM_DEV_ARM_VGIC_GRP_DIST_REGS 1 @@ -402,6 +415,8 @@ enum { #define KVM_ARM_VCPU_TIMER_CTRL 1 #define KVM_ARM_VCPU_TIMER_IRQ_VTIMER 0 #define KVM_ARM_VCPU_TIMER_IRQ_PTIMER 1 +#define KVM_ARM_VCPU_TIMER_IRQ_HVTIMER 2 +#define KVM_ARM_VCPU_TIMER_IRQ_HPTIMER 3 #define KVM_ARM_VCPU_PVTIME_CTRL 2 #define KVM_ARM_VCPU_PVTIME_IPA 0 @@ -458,6 +473,24 @@ enum { /* run->fail_entry.hardware_entry_failure_reason codes. */ #define KVM_EXIT_FAIL_ENTRY_CPU_UNSUPPORTED (1ULL << 0) +enum kvm_smccc_filter_action { + KVM_SMCCC_FILTER_HANDLE = 0, + KVM_SMCCC_FILTER_DENY, + KVM_SMCCC_FILTER_FWD_TO_USER, + +}; + +struct kvm_smccc_filter { + __u32 base; + __u32 nr_functions; + __u8 action; + __u8 pad[15]; +}; + +/* arm64-specific KVM_EXIT_HYPERCALL flags */ +#define KVM_HYPERCALL_EXIT_SMC (1U << 0) +#define KVM_HYPERCALL_EXIT_16BIT (1U << 1) + #endif #endif /* __ARM_KVM_H__ */ diff --git a/linux-headers/asm-riscv/kvm.h b/linux-headers/asm-riscv/kvm.h index 92af6f3f057c..f92790c9481a 100644 --- a/linux-headers/asm-riscv/kvm.h +++ b/linux-headers/asm-riscv/kvm.h @@ -12,6 +12,7 @@ #ifndef __ASSEMBLY__ #include <linux/types.h> +#include <asm/bitsperlong.h> #include <asm/ptrace.h> #define __KVM_HAVE_READONLY_MEM @@ -52,6 +53,7 @@ struct kvm_riscv_config { unsigned long mvendorid; unsigned long marchid; unsigned long mimpid; + unsigned long zicboz_block_size; }; /* CORE registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ @@ -64,7 +66,7 @@ struct kvm_riscv_core { #define KVM_RISCV_MODE_S 1 #define KVM_RISCV_MODE_U 0 -/* CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ +/* General CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ struct kvm_riscv_csr { unsigned long sstatus; unsigned long sie; @@ -78,6 +80,17 @@ struct kvm_riscv_csr { unsigned long scounteren; }; +/* AIA CSR registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ +struct kvm_riscv_aia_csr { + unsigned long siselect; + unsigned long iprio1; + unsigned long iprio2; + unsigned long sieh; + unsigned long siph; + unsigned long iprio1h; + unsigned long iprio2h; +}; + /* TIMER registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */ struct kvm_riscv_timer { __u64 frequency; @@ -105,9 +118,29 @@ enum KVM_RISCV_ISA_EXT_ID { KVM_RISCV_ISA_EXT_SVINVAL, KVM_RISCV_ISA_EXT_ZIHINTPAUSE, KVM_RISCV_ISA_EXT_ZICBOM, + KVM_RISCV_ISA_EXT_ZICBOZ, + KVM_RISCV_ISA_EXT_ZBB, + KVM_RISCV_ISA_EXT_SSAIA, KVM_RISCV_ISA_EXT_MAX, }; +/* + * SBI extension IDs specific to KVM. This is not the same as the SBI + * extension IDs defined by the RISC-V SBI specification. + */ +enum KVM_RISCV_SBI_EXT_ID { + KVM_RISCV_SBI_EXT_V01 = 0, + KVM_RISCV_SBI_EXT_TIME, + KVM_RISCV_SBI_EXT_IPI, + KVM_RISCV_SBI_EXT_RFENCE, + KVM_RISCV_SBI_EXT_SRST, + KVM_RISCV_SBI_EXT_HSM, + KVM_RISCV_SBI_EXT_PMU, + KVM_RISCV_SBI_EXT_EXPERIMENTAL, + KVM_RISCV_SBI_EXT_VENDOR, + KVM_RISCV_SBI_EXT_MAX, +}; + /* Possible states for kvm_riscv_timer */ #define KVM_RISCV_TIMER_STATE_OFF 0 #define KVM_RISCV_TIMER_STATE_ON 1 @@ -118,6 +151,8 @@ enum KVM_RISCV_ISA_EXT_ID { /* If you need to interpret the index values, here is the key: */ #define KVM_REG_RISCV_TYPE_MASK 0x00000000FF000000 #define KVM_REG_RISCV_TYPE_SHIFT 24 +#define KVM_REG_RISCV_SUBTYPE_MASK 0x0000000000FF0000 +#define KVM_REG_RISCV_SUBTYPE_SHIFT 16 /* Config registers are mapped as type 1 */ #define KVM_REG_RISCV_CONFIG (0x01 << KVM_REG_RISCV_TYPE_SHIFT) @@ -131,8 +166,12 @@ enum KVM_RISCV_ISA_EXT_ID { /* Control and status registers are mapped as type 3 */ #define KVM_REG_RISCV_CSR (0x03 << KVM_REG_RISCV_TYPE_SHIFT) +#define KVM_REG_RISCV_CSR_GENERAL (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT) +#define KVM_REG_RISCV_CSR_AIA (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT) #define KVM_REG_RISCV_CSR_REG(name) \ (offsetof(struct kvm_riscv_csr, name) / sizeof(unsigned long)) +#define KVM_REG_RISCV_CSR_AIA_REG(name) \ + (offsetof(struct kvm_riscv_aia_csr, name) / sizeof(unsigned long)) /* Timer registers are mapped as type 4 */ #define KVM_REG_RISCV_TIMER (0x04 << KVM_REG_RISCV_TYPE_SHIFT) @@ -152,6 +191,18 @@ enum KVM_RISCV_ISA_EXT_ID { /* ISA Extension registers are mapped as type 7 */ #define KVM_REG_RISCV_ISA_EXT (0x07 << KVM_REG_RISCV_TYPE_SHIFT) +/* SBI extension registers are mapped as type 8 */ +#define KVM_REG_RISCV_SBI_EXT (0x08 << KVM_REG_RISCV_TYPE_SHIFT) +#define KVM_REG_RISCV_SBI_SINGLE (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT) +#define KVM_REG_RISCV_SBI_MULTI_EN (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT) +#define KVM_REG_RISCV_SBI_MULTI_DIS (0x2 << KVM_REG_RISCV_SUBTYPE_SHIFT) +#define KVM_REG_RISCV_SBI_MULTI_REG(__ext_id) \ + ((__ext_id) / __BITS_PER_LONG) +#define KVM_REG_RISCV_SBI_MULTI_MASK(__ext_id) \ + (1UL << ((__ext_id) % __BITS_PER_LONG)) +#define KVM_REG_RISCV_SBI_MULTI_REG_LAST \ + KVM_REG_RISCV_SBI_MULTI_REG(KVM_RISCV_SBI_EXT_MAX - 1) + #endif #endif /* __LINUX_KVM_RISCV_H */ diff --git a/linux-headers/asm-riscv/unistd.h b/linux-headers/asm-riscv/unistd.h index 73d7cdd2ec49..950ab3fd4409 100644 --- a/linux-headers/asm-riscv/unistd.h +++ b/linux-headers/asm-riscv/unistd.h @@ -43,3 +43,12 @@ #define __NR_riscv_flush_icache (__NR_arch_specific_syscall + 15) #endif __SYSCALL(__NR_riscv_flush_icache, sys_riscv_flush_icache) + +/* + * Allows userspace to query the kernel for CPU architecture and + * microarchitecture details across a given set of CPUs. + */ +#ifndef __NR_riscv_hwprobe +#define __NR_riscv_hwprobe (__NR_arch_specific_syscall + 14) +#endif +__SYSCALL(__NR_riscv_hwprobe, sys_riscv_hwprobe) diff --git a/linux-headers/asm-s390/unistd_32.h b/linux-headers/asm-s390/unistd_32.h index 8e644d65f571..800f3adb2020 100644 --- a/linux-headers/asm-s390/unistd_32.h +++ b/linux-headers/asm-s390/unistd_32.h @@ -419,6 +419,7 @@ #define __NR_landlock_create_ruleset 444 #define __NR_landlock_add_rule 445 #define __NR_landlock_restrict_self 446 +#define __NR_memfd_secret 447 #define __NR_process_mrelease 448 #define __NR_futex_waitv 449 #define __NR_set_mempolicy_home_node 450 diff --git a/linux-headers/asm-s390/unistd_64.h b/linux-headers/asm-s390/unistd_64.h index 51da542fec10..399a6059015e 100644 --- a/linux-headers/asm-s390/unistd_64.h +++ b/linux-headers/asm-s390/unistd_64.h @@ -367,6 +367,7 @@ #define __NR_landlock_create_ruleset 444 #define __NR_landlock_add_rule 445 #define __NR_landlock_restrict_self 446 +#define __NR_memfd_secret 447 #define __NR_process_mrelease 448 #define __NR_futex_waitv 449 #define __NR_set_mempolicy_home_node 450 diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h index 2937e7bf6982..2b3a8f7bd2c0 100644 --- a/linux-headers/asm-x86/kvm.h +++ b/linux-headers/asm-x86/kvm.h @@ -557,4 +557,7 @@ struct kvm_pmu_event_filter { #define KVM_VCPU_TSC_CTRL 0 /* control group for the timestamp counter (TSC) */ #define KVM_VCPU_TSC_OFFSET 0 /* attribute for the TSC offset */ +/* x86-specific KVM_EXIT_HYPERCALL flags. */ +#define KVM_EXIT_HYPERCALL_LONG_MODE BIT(0) + #endif /* _ASM_X86_KVM_H */ diff --git a/linux-headers/linux/const.h b/linux-headers/linux/const.h index 5e4898725168..1eb84b5087f8 100644 --- a/linux-headers/linux/const.h +++ b/linux-headers/linux/const.h @@ -28,7 +28,7 @@ #define _BITUL(x) (_UL(1) << (x)) #define _BITULL(x) (_ULL(1) << (x)) -#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1) +#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1) #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index 599de3c6e3aa..65b145b317ac 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -341,8 +341,11 @@ struct kvm_run { __u64 nr; __u64 args[6]; __u64 ret; - __u32 longmode; - __u32 pad; + + union { + __u32 longmode; + __u64 flags; + }; } hypercall; /* KVM_EXIT_TPR_ACCESS */ struct { @@ -1182,6 +1185,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224 #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225 #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226 +#define KVM_CAP_COUNTER_OFFSET 227 #ifdef KVM_CAP_IRQ_ROUTING @@ -1449,7 +1453,7 @@ struct kvm_vfio_spapr_tce { #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) -#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) +#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) /* deprecated */ #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ struct kvm_userspace_memory_region) #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) @@ -1541,6 +1545,8 @@ struct kvm_s390_ucas_mapping { #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags) +/* Available with KVM_CAP_COUNTER_OFFSET */ +#define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset) /* ioctl for vm fd */ #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) diff --git a/linux-headers/linux/psp-sev.h b/linux-headers/linux/psp-sev.h index 51d8b3940e14..12ccb70099d4 100644 --- a/linux-headers/linux/psp-sev.h +++ b/linux-headers/linux/psp-sev.h @@ -36,6 +36,13 @@ enum { * SEV Firmware status code */ typedef enum { + /* + * This error code is not in the SEV spec. Its purpose is to convey that + * there was an error that prevented the SEV firmware from being called. + * The SEV API error codes are 16 bits, so the -1 value will not overlap + * with possible values from the specification. + */ + SEV_RET_NO_FW_CALL = -1, SEV_RET_SUCCESS = 0, SEV_RET_INVALID_PLATFORM_STATE, SEV_RET_INVALID_GUEST_STATE, diff --git a/linux-headers/linux/userfaultfd.h b/linux-headers/linux/userfaultfd.h index ba5d0df52fb8..14e402263a8a 100644 --- a/linux-headers/linux/userfaultfd.h +++ b/linux-headers/linux/userfaultfd.h @@ -38,7 +38,8 @@ UFFD_FEATURE_MINOR_HUGETLBFS | \ UFFD_FEATURE_MINOR_SHMEM | \ UFFD_FEATURE_EXACT_ADDRESS | \ - UFFD_FEATURE_WP_HUGETLBFS_SHMEM) + UFFD_FEATURE_WP_HUGETLBFS_SHMEM | \ + UFFD_FEATURE_WP_UNPOPULATED) #define UFFD_API_IOCTLS \ ((__u64)1 << _UFFDIO_REGISTER | \ (__u64)1 << _UFFDIO_UNREGISTER | \ @@ -203,6 +204,12 @@ struct uffdio_api { * * UFFD_FEATURE_WP_HUGETLBFS_SHMEM indicates that userfaultfd * write-protection mode is supported on both shmem and hugetlbfs. + * + * UFFD_FEATURE_WP_UNPOPULATED indicates that userfaultfd + * write-protection mode will always apply to unpopulated pages + * (i.e. empty ptes). This will be the default behavior for shmem + * & hugetlbfs, so this flag only affects anonymous memory behavior + * when userfault write-protection mode is registered. */ #define UFFD_FEATURE_PAGEFAULT_FLAG_WP (1<<0) #define UFFD_FEATURE_EVENT_FORK (1<<1) @@ -217,6 +224,7 @@ struct uffdio_api { #define UFFD_FEATURE_MINOR_SHMEM (1<<10) #define UFFD_FEATURE_EXACT_ADDRESS (1<<11) #define UFFD_FEATURE_WP_HUGETLBFS_SHMEM (1<<12) +#define UFFD_FEATURE_WP_UNPOPULATED (1<<13) __u64 features; __u64 ioctls; @@ -297,6 +305,13 @@ struct uffdio_writeprotect { struct uffdio_continue { struct uffdio_range range; #define UFFDIO_CONTINUE_MODE_DONTWAKE ((__u64)1<<0) + /* + * UFFDIO_CONTINUE_MODE_WP will map the page write protected on + * the fly. UFFDIO_CONTINUE_MODE_WP is available only if the + * write protected ioctl is implemented for the range + * according to the uffdio_register.ioctls. + */ +#define UFFDIO_CONTINUE_MODE_WP ((__u64)1<<1) __u64 mode; /* diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h index 4a534edbdcba..2658fda219e8 100644 --- a/linux-headers/linux/vfio.h +++ b/linux-headers/linux/vfio.h @@ -646,6 +646,15 @@ enum { VFIO_CCW_NUM_IRQS }; +/* + * The vfio-ap bus driver makes use of the following IRQ index mapping. + * Unimplemented IRQ types return a count of zero. + */ +enum { + VFIO_AP_REQ_IRQ_INDEX, + VFIO_AP_NUM_IRQS +}; + /** * VFIO_DEVICE_GET_PCI_HOT_RESET_INFO - _IOWR(VFIO_TYPE, VFIO_BASE + 12, * struct vfio_pci_hot_reset_info)
Note: This is a placeholder patch that includes unmerged uapi changes. Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com> Link: https://lore.kernel.org/qemu-devel/20230530225544.280031-1-akrowiak@linux.ibm.com/ --- include/standard-headers/linux/const.h | 2 +- include/standard-headers/linux/virtio_blk.h | 18 +++---- .../standard-headers/linux/virtio_config.h | 6 +++ include/standard-headers/linux/virtio_net.h | 1 + linux-headers/asm-arm64/kvm.h | 33 ++++++++++++ linux-headers/asm-riscv/kvm.h | 53 ++++++++++++++++++- linux-headers/asm-riscv/unistd.h | 9 ++++ linux-headers/asm-s390/unistd_32.h | 1 + linux-headers/asm-s390/unistd_64.h | 1 + linux-headers/asm-x86/kvm.h | 3 ++ linux-headers/linux/const.h | 2 +- linux-headers/linux/kvm.h | 12 +++-- linux-headers/linux/psp-sev.h | 7 +++ linux-headers/linux/userfaultfd.h | 17 +++++- linux-headers/linux/vfio.h | 9 ++++ 15 files changed, 158 insertions(+), 16 deletions(-)