[PATCH] linux-headers: Update to Linux v7.3-rc1
Albert Esteve <[email protected]>
| Newsgroups | org.kernel.vger.kvm,org.nongnu.qemu-devel |
|---|---|
| Message-ID | <[email protected]> |
Update headers with update-linux-headers.sh against Linux v7.3-rc1, mainly for VIRTIO_ID_MEDIA. Signed-off-by: Albert Esteve <[email protected]> --- include/standard-headers/linux/const.h | 4 +- include/standard-headers/linux/ethtool.h | 6 +++ include/standard-headers/linux/virtio_ids.h | 1 + linux-headers/asm-arm64/unistd_64.h | 1 + linux-headers/asm-generic/unistd.h | 6 ++- linux-headers/asm-loongarch/unistd_64.h | 1 + linux-headers/asm-mips/unistd_n32.h | 1 + linux-headers/asm-mips/unistd_n64.h | 1 + linux-headers/asm-mips/unistd_o32.h | 1 + linux-headers/asm-powerpc/kvm.h | 18 +++++++ linux-headers/asm-powerpc/unistd_32.h | 1 + linux-headers/asm-powerpc/unistd_64.h | 1 + linux-headers/asm-riscv/unistd_32.h | 1 + linux-headers/asm-riscv/unistd_64.h | 1 + linux-headers/asm-s390/unistd_64.h | 1 + linux-headers/asm-x86/unistd_32.h | 1 + linux-headers/asm-x86/unistd_64.h | 1 + linux-headers/asm-x86/unistd_x32.h | 1 + linux-headers/linux/const.h | 4 +- linux-headers/linux/iommufd.h | 45 +++++++++++++++-- linux-headers/linux/kvm.h | 3 ++ linux-headers/linux/userfaultfd.h | 54 +++++++++++++++++++-- linux-headers/linux/vduse.h | 28 +++++++++++ linux-headers/linux/vfio.h | 21 ++++++++ linux-headers/linux/vfio_zdev.h | 2 + 25 files changed, 193 insertions(+), 12 deletions(-) diff --git a/include/standard-headers/linux/const.h b/include/standard-headers/linux/const.h index c6a9d0c983..92635cec4a 100644 --- a/include/standard-headers/linux/const.h +++ b/include/standard-headers/linux/const.h @@ -13,7 +13,7 @@ * leave it unchanged in asm. */ -#ifdef __ASSEMBLY__ +#ifdef __ASSEMBLER__ #define _AC(X,Y) X #define _AT(T,X) X #else @@ -28,7 +28,7 @@ #define _BITUL(x) (_UL(1) << (x)) #define _BITULL(x) (_ULL(1) << (x)) -#if !defined(__ASSEMBLY__) +#if !defined(__ASSEMBLER__) /* * Missing __asm__ support * diff --git a/include/standard-headers/linux/ethtool.h b/include/standard-headers/linux/ethtool.h index 55f608c3a7..622d634d04 100644 --- a/include/standard-headers/linux/ethtool.h +++ b/include/standard-headers/linux/ethtool.h @@ -2015,7 +2015,13 @@ enum ethtool_link_mode_bit_indices { ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT = 39, ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT = 40, ETHTOOL_LINK_MODE_1000baseX_Full_BIT = 41, + + /* Despite the "baseCR" in 10000baseCR, this is not an IEEE 802.3 baseCR + * It represents SFF-8431 Appendix-E SFP+ Direct Attach (10G-SFI-DA). + * The name is kept as-is for uAPI backward compatibility. + */ ETHTOOL_LINK_MODE_10000baseCR_Full_BIT = 42, + ETHTOOL_LINK_MODE_10000baseSR_Full_BIT = 43, ETHTOOL_LINK_MODE_10000baseLR_Full_BIT = 44, ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT = 45, diff --git a/include/standard-headers/linux/virtio_ids.h b/include/standard-headers/linux/virtio_ids.h index 6c12db16fa..f9056af0c6 100644 --- a/include/standard-headers/linux/virtio_ids.h +++ b/include/standard-headers/linux/virtio_ids.h @@ -69,6 +69,7 @@ #define VIRTIO_ID_BT 40 /* virtio bluetooth */ #define VIRTIO_ID_GPIO 41 /* virtio gpio */ #define VIRTIO_ID_SPI 45 /* virtio spi */ +#define VIRTIO_ID_MEDIA 48 /* virtio media */ /* * Virtio Transitional IDs diff --git a/linux-headers/asm-arm64/unistd_64.h b/linux-headers/asm-arm64/unistd_64.h index 70b3754a42..4329a2ad54 100644 --- a/linux-headers/asm-arm64/unistd_64.h +++ b/linux-headers/asm-arm64/unistd_64.h @@ -328,6 +328,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-generic/unistd.h b/linux-headers/asm-generic/unistd.h index a627acc8fb..5b7e77a7c7 100644 --- a/linux-headers/asm-generic/unistd.h +++ b/linux-headers/asm-generic/unistd.h @@ -863,8 +863,12 @@ __SYSCALL(__NR_listns, sys_listns) #define __NR_rseq_slice_yield 471 __SYSCALL(__NR_rseq_slice_yield, sys_rseq_slice_yield) +/* fs/open.c */ +#define __NR_fchroot 472 +__SYSCALL(__NR_fchroot, sys_fchroot) + #undef __NR_syscalls -#define __NR_syscalls 472 +#define __NR_syscalls 473 /* * 32 bit systems traditionally used different diff --git a/linux-headers/asm-loongarch/unistd_64.h b/linux-headers/asm-loongarch/unistd_64.h index 3a29d86e1d..b525f2d7b8 100644 --- a/linux-headers/asm-loongarch/unistd_64.h +++ b/linux-headers/asm-loongarch/unistd_64.h @@ -325,6 +325,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-mips/unistd_n32.h b/linux-headers/asm-mips/unistd_n32.h index 5fa1ee0cb4..f883da76c9 100644 --- a/linux-headers/asm-mips/unistd_n32.h +++ b/linux-headers/asm-mips/unistd_n32.h @@ -400,5 +400,6 @@ #define __NR_file_setattr (__NR_Linux + 469) #define __NR_listns (__NR_Linux + 470) #define __NR_rseq_slice_yield (__NR_Linux + 471) +#define __NR_fchroot (__NR_Linux + 472) #endif /* _ASM_UNISTD_N32_H */ diff --git a/linux-headers/asm-mips/unistd_n64.h b/linux-headers/asm-mips/unistd_n64.h index e1f873d83a..59837eb866 100644 --- a/linux-headers/asm-mips/unistd_n64.h +++ b/linux-headers/asm-mips/unistd_n64.h @@ -376,5 +376,6 @@ #define __NR_file_setattr (__NR_Linux + 469) #define __NR_listns (__NR_Linux + 470) #define __NR_rseq_slice_yield (__NR_Linux + 471) +#define __NR_fchroot (__NR_Linux + 472) #endif /* _ASM_UNISTD_N64_H */ diff --git a/linux-headers/asm-mips/unistd_o32.h b/linux-headers/asm-mips/unistd_o32.h index 8207e9ca4f..485872076e 100644 --- a/linux-headers/asm-mips/unistd_o32.h +++ b/linux-headers/asm-mips/unistd_o32.h @@ -446,5 +446,6 @@ #define __NR_file_setattr (__NR_Linux + 469) #define __NR_listns (__NR_Linux + 470) #define __NR_rseq_slice_yield (__NR_Linux + 471) +#define __NR_fchroot (__NR_Linux + 472) #endif /* _ASM_UNISTD_O32_H */ diff --git a/linux-headers/asm-powerpc/kvm.h b/linux-headers/asm-powerpc/kvm.h index 077c5437f5..913a64b901 100644 --- a/linux-headers/asm-powerpc/kvm.h +++ b/linux-headers/asm-powerpc/kvm.h @@ -437,6 +437,24 @@ struct kvm_ppc_cpu_char { __u64 behaviour_mask; /* valid bits in behaviour */ }; +/* For KVM_PPC_GET_COMPAT_CAPS */ +struct kvm_ppc_compat_caps { + __u64 size; /* Size of this structure */ + __u64 flags; /* Reserved for future use */ + __u64 compat_capabilities; /* Capabilities supported by the host */ +}; +#define KVM_PPC_COMPAT_CAPS_SIZE_VER0 24 /* sizeof first published struct */ + +/* + * Capability bits for compat_capabilities field in kvm_ppc_compat_caps. + * These bits indicate which processor compatibility modes are supported. + */ +#define KVM_PPC_COMPAT_CAP_POWER9 (1ULL << 62) +#define KVM_PPC_COMPAT_CAP_POWER10 (1ULL << 61) +#define KVM_PPC_COMPAT_CAP_POWER11 (1ULL << 60) +#define KVM_PPC_COMPAT_BITMASK (KVM_PPC_COMPAT_CAP_POWER9 | \ + KVM_PPC_COMPAT_CAP_POWER10 | \ + KVM_PPC_COMPAT_CAP_POWER11) /* * Values for character and character_mask. * These are identical to the values used by H_GET_CPU_CHARACTERISTICS. diff --git a/linux-headers/asm-powerpc/unistd_32.h b/linux-headers/asm-powerpc/unistd_32.h index 1f63360120..2677c54903 100644 --- a/linux-headers/asm-powerpc/unistd_32.h +++ b/linux-headers/asm-powerpc/unistd_32.h @@ -453,6 +453,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_32_H */ diff --git a/linux-headers/asm-powerpc/unistd_64.h b/linux-headers/asm-powerpc/unistd_64.h index 87439c53c1..6fc19ccccd 100644 --- a/linux-headers/asm-powerpc/unistd_64.h +++ b/linux-headers/asm-powerpc/unistd_64.h @@ -425,6 +425,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-riscv/unistd_32.h b/linux-headers/asm-riscv/unistd_32.h index 828f3c2b9d..1039bdc6cf 100644 --- a/linux-headers/asm-riscv/unistd_32.h +++ b/linux-headers/asm-riscv/unistd_32.h @@ -319,6 +319,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_32_H */ diff --git a/linux-headers/asm-riscv/unistd_64.h b/linux-headers/asm-riscv/unistd_64.h index 8fa59835a3..72040a5498 100644 --- a/linux-headers/asm-riscv/unistd_64.h +++ b/linux-headers/asm-riscv/unistd_64.h @@ -329,6 +329,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-s390/unistd_64.h b/linux-headers/asm-s390/unistd_64.h index 01f674c1bc..3d3747e3ca 100644 --- a/linux-headers/asm-s390/unistd_64.h +++ b/linux-headers/asm-s390/unistd_64.h @@ -391,6 +391,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-x86/unistd_32.h b/linux-headers/asm-x86/unistd_32.h index e945468829..7f298247f8 100644 --- a/linux-headers/asm-x86/unistd_32.h +++ b/linux-headers/asm-x86/unistd_32.h @@ -462,6 +462,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_32_H */ diff --git a/linux-headers/asm-x86/unistd_64.h b/linux-headers/asm-x86/unistd_64.h index 3c49b00ed1..fbddeb4bc3 100644 --- a/linux-headers/asm-x86/unistd_64.h +++ b/linux-headers/asm-x86/unistd_64.h @@ -386,6 +386,7 @@ #define __NR_file_setattr 469 #define __NR_listns 470 #define __NR_rseq_slice_yield 471 +#define __NR_fchroot 472 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-x86/unistd_x32.h b/linux-headers/asm-x86/unistd_x32.h index bd2af9ad08..629770ed4b 100644 --- a/linux-headers/asm-x86/unistd_x32.h +++ b/linux-headers/asm-x86/unistd_x32.h @@ -339,6 +339,7 @@ #define __NR_file_setattr (__X32_SYSCALL_BIT + 469) #define __NR_listns (__X32_SYSCALL_BIT + 470) #define __NR_rseq_slice_yield (__X32_SYSCALL_BIT + 471) +#define __NR_fchroot (__X32_SYSCALL_BIT + 472) #define __NR_rt_sigaction (__X32_SYSCALL_BIT + 512) #define __NR_rt_sigreturn (__X32_SYSCALL_BIT + 513) #define __NR_ioctl (__X32_SYSCALL_BIT + 514) diff --git a/linux-headers/linux/const.h b/linux-headers/linux/const.h index c6a9d0c983..92635cec4a 100644 --- a/linux-headers/linux/const.h +++ b/linux-headers/linux/const.h @@ -13,7 +13,7 @@ * leave it unchanged in asm. */ -#ifdef __ASSEMBLY__ +#ifdef __ASSEMBLER__ #define _AC(X,Y) X #define _AT(T,X) X #else @@ -28,7 +28,7 @@ #define _BITUL(x) (_UL(1) << (x)) #define _BITULL(x) (_ULL(1) << (x)) -#if !defined(__ASSEMBLY__) +#if !defined(__ASSEMBLER__) /* * Missing __asm__ support * diff --git a/linux-headers/linux/iommufd.h b/linux-headers/linux/iommufd.h index 10c600d71e..3c61caadbf 100644 --- a/linux-headers/linux/iommufd.h +++ b/linux-headers/linux/iommufd.h @@ -57,6 +57,7 @@ enum { IOMMUFD_CMD_IOAS_CHANGE_PROCESS = 0x92, IOMMUFD_CMD_VEVENTQ_ALLOC = 0x93, IOMMUFD_CMD_HW_QUEUE_ALLOC = 0x94, + IOMMUFD_CMD_IOAS_NOIOMMU_GET_PA = 0x95, }; /** @@ -219,6 +220,33 @@ struct iommu_ioas_map { }; #define IOMMU_IOAS_MAP _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_MAP) +/** + * struct iommu_ioas_noiommu_get_pa - ioctl(IOMMU_IOAS_NOIOMMU_GET_PA) + * @size: sizeof(struct iommu_ioas_noiommu_get_pa) + * @flags: Reserved, must be 0 for now + * @ioas_id: IOAS ID to query IOVA to PA mapping from + * @__reserved: Must be 0 + * @iova: IOVA to query + * @length: On input, non-zero maximum number of bytes to query starting from + * @iova. On output, number of physically contiguous bytes starting + * from @out_phys, capped by the input length. + * @out_phys: Output physical address the IOVA maps to + * + * Query the physical address backing an IOVA range. The beginning of the + * range must be mapped already and length must be non-zero. For noiommu + * devices doing unsafe DMA only. + */ +struct iommu_ioas_noiommu_get_pa { + __u32 size; + __u32 flags; + __u32 ioas_id; + __u32 __reserved; + __aligned_u64 iova; + __aligned_u64 length; + __aligned_u64 out_phys; +}; +#define IOMMU_IOAS_NOIOMMU_GET_PA _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_NOIOMMU_GET_PA) + /** * struct iommu_ioas_map_file - ioctl(IOMMU_IOAS_MAP_FILE) * @size: sizeof(struct iommu_ioas_map_file) @@ -574,11 +602,22 @@ struct iommu_hw_info_vtd { __aligned_u64 ecap_reg; }; +/** + * enum iommu_hw_info_arm_smmuv3_flags - Flags for ARM SMMUv3 hw_info + * @IOMMU_HW_INFO_ARM_SMMUV3_ERRATA_REPEAT_TLBI_CFGI: + * If set, user space must issue TLBI/CFGI+SYNC commands twice due to + * hardware erratum T264-SMMU-3. See the description at + * arm_smmu_erratum_repeat_tlbi_cfgi_key. + */ +enum iommu_hw_info_arm_smmuv3_flags { + IOMMU_HW_INFO_ARM_SMMUV3_ERRATA_REPEAT_TLBI_CFGI = 1 << 0, +}; + /** * struct iommu_hw_info_arm_smmuv3 - ARM SMMUv3 hardware information * (IOMMU_HW_INFO_TYPE_ARM_SMMUV3) * - * @flags: Must be set to 0 + * @flags: Combination of enum iommu_hw_info_arm_smmuv3_flags * @__reserved: Must be 0 * @idr: Implemented features for ARM SMMU Non-secure programming interface * @iidr: Information about the implementation and implementer of ARM SMMU, @@ -594,7 +633,7 @@ struct iommu_hw_info_vtd { * idr[0]: ST_LEVEL, TERM_MODEL, STALL_MODEL, TTENDIAN , CD2L, ASID16, TTF * idr[1]: SIDSIZE, SSIDSIZE * idr[3]: BBML, RIL - * idr[5]: VAX, GRAN64K, GRAN16K, GRAN4K + * idr[5]: VAX, GRAN64K, GRAN16K, GRAN4K, DS * * - S1P should be assumed to be true if a NESTED HWPT can be created * - VFIO/iommufd only support platforms with COHACC, it should be assumed to be @@ -602,7 +641,7 @@ struct iommu_hw_info_vtd { * - ATS is a per-device property. If the VMM describes any devices as ATS * capable in ACPI/DT it should set the corresponding idr. * - * This list may expand in future (eg E0PD, AIE, PBHA, D128, DS etc). It is + * This list may expand in future (eg E0PD, AIE, PBHA, D128 etc). It is * important that VMMs do not read bits outside the list to allow for * compatibility with future kernels. Several features in the SMMUv3 * architecture are not currently supported by the kernel for nesting: HTTU, diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index dd52e2a65b..aea4ab5c69 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -986,6 +986,7 @@ struct kvm_enable_cap { #define KVM_CAP_S390_KEYOP 247 #define KVM_CAP_S390_VSIE_ESAMODE 248 #define KVM_CAP_S390_HPAGE_2G 249 +#define KVM_CAP_PPC_COMPAT_CAPS 250 struct kvm_irq_routing_irqchip { __u32 irqchip; @@ -1330,6 +1331,8 @@ struct kvm_s390_keyop { /* Available with KVM_CAP_COUNTER_OFFSET */ #define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset) #define KVM_ARM_GET_REG_WRITABLE_MASKS _IOR(KVMIO, 0xb6, struct reg_mask_range) +/* Available with KVM_CAP_PPC_COMPAT_CAPS */ +#define KVM_PPC_GET_COMPAT_CAPS _IO(KVMIO, 0xb8) /* ioctl for vm fd */ #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) diff --git a/linux-headers/linux/userfaultfd.h b/linux-headers/linux/userfaultfd.h index 4283de22d5..c8e99df952 100644 --- a/linux-headers/linux/userfaultfd.h +++ b/linux-headers/linux/userfaultfd.h @@ -25,7 +25,8 @@ #define UFFD_API ((__u64)0xAA) #define UFFD_API_REGISTER_MODES (UFFDIO_REGISTER_MODE_MISSING | \ UFFDIO_REGISTER_MODE_WP | \ - UFFDIO_REGISTER_MODE_MINOR) + UFFDIO_REGISTER_MODE_MINOR | \ + UFFDIO_REGISTER_MODE_RWP) #define UFFD_API_FEATURES (UFFD_FEATURE_PAGEFAULT_FLAG_WP | \ UFFD_FEATURE_EVENT_FORK | \ UFFD_FEATURE_EVENT_REMAP | \ @@ -42,10 +43,13 @@ UFFD_FEATURE_WP_UNPOPULATED | \ UFFD_FEATURE_POISON | \ UFFD_FEATURE_WP_ASYNC | \ - UFFD_FEATURE_MOVE) + UFFD_FEATURE_MOVE | \ + UFFD_FEATURE_RWP | \ + UFFD_FEATURE_RWP_ASYNC) #define UFFD_API_IOCTLS \ ((__u64)1 << _UFFDIO_REGISTER | \ (__u64)1 << _UFFDIO_UNREGISTER | \ + (__u64)1 << _UFFDIO_SET_MODE | \ (__u64)1 << _UFFDIO_API) #define UFFD_API_RANGE_IOCTLS \ ((__u64)1 << _UFFDIO_WAKE | \ @@ -54,13 +58,15 @@ (__u64)1 << _UFFDIO_MOVE | \ (__u64)1 << _UFFDIO_WRITEPROTECT | \ (__u64)1 << _UFFDIO_CONTINUE | \ - (__u64)1 << _UFFDIO_POISON) + (__u64)1 << _UFFDIO_POISON | \ + (__u64)1 << _UFFDIO_RWPROTECT) #define UFFD_API_RANGE_IOCTLS_BASIC \ ((__u64)1 << _UFFDIO_WAKE | \ (__u64)1 << _UFFDIO_COPY | \ (__u64)1 << _UFFDIO_WRITEPROTECT | \ (__u64)1 << _UFFDIO_CONTINUE | \ - (__u64)1 << _UFFDIO_POISON) + (__u64)1 << _UFFDIO_POISON | \ + (__u64)1 << _UFFDIO_RWPROTECT) /* * Valid ioctl command number range with this API is from 0x00 to @@ -79,6 +85,8 @@ #define _UFFDIO_WRITEPROTECT (0x06) #define _UFFDIO_CONTINUE (0x07) #define _UFFDIO_POISON (0x08) +#define _UFFDIO_RWPROTECT (0x09) +#define _UFFDIO_SET_MODE (0x0A) #define _UFFDIO_API (0x3F) /* userfaultfd ioctl ids */ @@ -103,6 +111,10 @@ struct uffdio_continue) #define UFFDIO_POISON _IOWR(UFFDIO, _UFFDIO_POISON, \ struct uffdio_poison) +#define UFFDIO_RWPROTECT _IOWR(UFFDIO, _UFFDIO_RWPROTECT, \ + struct uffdio_rwprotect) +#define UFFDIO_SET_MODE _IOW(UFFDIO, _UFFDIO_SET_MODE, \ + struct uffdio_set_mode) /* read() structure */ struct uffd_msg { @@ -158,6 +170,7 @@ struct uffd_msg { #define UFFD_PAGEFAULT_FLAG_WRITE (1<<0) /* If this was a write fault */ #define UFFD_PAGEFAULT_FLAG_WP (1<<1) /* If reason is VM_UFFD_WP */ #define UFFD_PAGEFAULT_FLAG_MINOR (1<<2) /* If reason is VM_UFFD_MINOR */ +#define UFFD_PAGEFAULT_FLAG_RWP (1<<3) /* If reason is VM_UFFD_RWP */ struct uffdio_api { /* userland asks for an API number and the features to enable */ @@ -230,6 +243,18 @@ struct uffdio_api { * * UFFD_FEATURE_MOVE indicates that the kernel supports moving an * existing page contents from userspace. + * + * UFFD_FEATURE_RWP indicates that the kernel supports + * UFFDIO_REGISTER_MODE_RWP for read-write protection tracking. + * Pages are made inaccessible via UFFDIO_RWPROTECT and faults + * are delivered when the pages are re-accessed. + * + * UFFD_FEATURE_RWP_ASYNC indicates asynchronous mode for + * UFFDIO_REGISTER_MODE_RWP. When set, faults on read-write + * protected pages are auto-resolved by the kernel (PTE + * permissions restored immediately) without delivering a message + * to the userfaultfd handler. Use PAGEMAP_SCAN with inverted + * PAGE_IS_ACCESSED to find pages that were not re-accessed. */ #define UFFD_FEATURE_PAGEFAULT_FLAG_WP (1<<0) #define UFFD_FEATURE_EVENT_FORK (1<<1) @@ -248,6 +273,8 @@ struct uffdio_api { #define UFFD_FEATURE_POISON (1<<14) #define UFFD_FEATURE_WP_ASYNC (1<<15) #define UFFD_FEATURE_MOVE (1<<16) +#define UFFD_FEATURE_RWP (1<<17) +#define UFFD_FEATURE_RWP_ASYNC (1<<18) __u64 features; __u64 ioctls; @@ -263,6 +290,7 @@ struct uffdio_register { #define UFFDIO_REGISTER_MODE_MISSING ((__u64)1<<0) #define UFFDIO_REGISTER_MODE_WP ((__u64)1<<1) #define UFFDIO_REGISTER_MODE_MINOR ((__u64)1<<2) +#define UFFDIO_REGISTER_MODE_RWP ((__u64)1<<3) __u64 mode; /* @@ -356,6 +384,14 @@ struct uffdio_poison { __s64 updated; }; +struct uffdio_rwprotect { + struct uffdio_range range; + /* !RWP means undo RWP-protection */ +#define UFFDIO_RWPROTECT_MODE_RWP ((__u64)1<<0) +#define UFFDIO_RWPROTECT_MODE_DONTWAKE ((__u64)1<<1) + __u64 mode; +}; + struct uffdio_move { __u64 dst; __u64 src; @@ -374,6 +410,16 @@ struct uffdio_move { __s64 move; }; +struct uffdio_set_mode { + /* + * Toggle async mode for features at runtime. + * Supported: UFFD_FEATURE_RWP_ASYNC. + * Setting a bit in both enable and disable is invalid. + */ + __u64 enable; + __u64 disable; +}; + /* * Flags for the userfaultfd(2) system call itself. */ diff --git a/linux-headers/linux/vduse.h b/linux-headers/linux/vduse.h index e19b3c0f51..bab47129db 100644 --- a/linux-headers/linux/vduse.h +++ b/linux-headers/linux/vduse.h @@ -14,6 +14,12 @@ #define VDUSE_API_VERSION_1 1 +/* The VDUSE instance expects a request for vq ready */ +#define VDUSE_F_QUEUE_READY 0 + +/* The VDUSE instance expects a request for suspend */ +#define VDUSE_F_SUSPEND 1 + /* * Get the version of VDUSE API that kernel supported (VDUSE_API_VERSION). * This is used for future extension. @@ -63,6 +69,12 @@ struct vduse_dev_config { */ #define VDUSE_DESTROY_DEV _IOW(VDUSE_BASE, 0x03, char[VDUSE_NAME_MAX]) +/* Get the VDUSE supported features */ +#define VDUSE_GET_FEATURES _IOR(VDUSE_BASE, 0x04, __u64) + +/* Set the VDUSE features */ +#define VDUSE_SET_FEATURES _IOW(VDUSE_BASE, 0x05, __u64) + /* The ioctls for VDUSE device (/dev/vduse/$NAME) */ /** @@ -325,6 +337,8 @@ enum vduse_req_type { VDUSE_SET_STATUS, VDUSE_UPDATE_IOTLB, VDUSE_SET_VQ_GROUP_ASID, + VDUSE_SET_VQ_READY, + VDUSE_SUSPEND, }; /** @@ -372,6 +386,15 @@ struct vduse_iova_range_v2 { __u32 padding; }; +/** + * struct vduse_vq_ready - Virtqueue ready request message + * @num: Virtqueue number + */ +struct vduse_vq_ready { + __u32 num; + __u32 ready; +}; + /** * struct vduse_dev_request - control request * @type: request type @@ -382,6 +405,7 @@ struct vduse_iova_range_v2 { * @iova: IOVA range for updating * @iova_v2: IOVA range for updating if API_VERSION >= 1 * @vq_group_asid: ASID of a virtqueue group + * @vq_ready: Virtqueue ready request * @padding: padding * * Structure used by read(2) on /dev/vduse/$NAME. @@ -399,6 +423,10 @@ struct vduse_dev_request { */ struct vduse_iova_range_v2 iova_v2; struct vduse_vq_group_asid vq_group_asid; + + /* Only if VDUSE_F_QUEUE_READY is negotiated */ + struct vduse_vq_ready vq_ready; + __u32 padding[32]; }; }; diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h index f3282b8e86..c85dcbfe30 100644 --- a/linux-headers/linux/vfio.h +++ b/linux-headers/linux/vfio.h @@ -1534,6 +1534,27 @@ struct vfio_device_feature_dma_buf { */ #define VFIO_DEVICE_FEATURE_MIG_PRECOPY_INFOv2 12 +/** + * VFIO_DEVICE_FEATURE_ZPCI_ERROR feature provides PCI error information to + * userspace for vfio-pci devices on s390. On s390, PCI error recovery + * involves platform firmware and notification to operating systems is done + * by architecture specific mechanism. Exposing this information to + * userspace allows it to take appropriate actions to handle an + * error on the device. + * + * Userspace provides an opaque buffer of fixed length, and the kernel + * fills it with the zpci_ccdf_err data structure. The length of + * zpci_ccdf_err is provided to userspace via the + * VFIO_DEVICE_INFO_CAP_ZPCI_BASE capability. + * + * The ioctl returns -ENOMSG if there are no pending PCI errors. + */ +struct vfio_device_feature_zpci_err { + __aligned_u64 data; +}; + +#define VFIO_DEVICE_FEATURE_ZPCI_ERROR 13 + /* -------- API for Type1 VFIO IOMMU -------- */ /** diff --git a/linux-headers/linux/vfio_zdev.h b/linux-headers/linux/vfio_zdev.h index 77f2aff1f2..d6c1175c88 100644 --- a/linux-headers/linux/vfio_zdev.h +++ b/linux-headers/linux/vfio_zdev.h @@ -32,6 +32,8 @@ struct vfio_device_info_cap_zpci_base { /* End of version 1 */ __u32 fh; /* PCI function handle */ /* End of version 2 */ + __u32 ccdf_err_length; /* PCI CCDF length */ + /* End of version 3 */ }; /** -- 2.55.0