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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=rreyes@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1745558714710019100 Content-Type: text/plain; charset="utf-8" Kernel commit 8a141be3233a changed from using ASSEMBLY to ASSEMBLER Updated the update-linux-header script to match Signed-off-by: Rorie Reyes Reviewed-by: C=C3=A9dric Le Goater --- scripts/update-linux-headers.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/scripts/update-linux-headers.sh b/scripts/update-linux-headers= .sh index 8913e4fb99..b43b8ef75a 100755 --- a/scripts/update-linux-headers.sh +++ b/scripts/update-linux-headers.sh @@ -177,7 +177,7 @@ EOF =20 # Remove everything except the macros from bootparam.h avoiding the # unnecessary import of several video/ist/etc headers - sed -e '/__ASSEMBLY__/,/__ASSEMBLY__/d' \ + sed -e '/__ASSEMBLER__/,/__ASSEMBLER__/d' \ "$hdrdir/include/asm/bootparam.h" > "$hdrdir/bootparam.h" cp_portable "$hdrdir/bootparam.h" \ "$output/include/standard-headers/asm-$arch" --=20 2.48.1 From nobody Mon Sep 8 21:40:30 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=rreyes@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1745558750519019100 Content-Type: text/plain; charset="utf-8" Update headers to retrieve uapi information for vfio-ap Signed-off-by: Rorie Reyes Reviewed-by: C=C3=A9dric Le Goater --- include/standard-headers/asm-x86/setup_data.h | 4 +- include/standard-headers/drm/drm_fourcc.h | 41 ++++++ include/standard-headers/linux/const.h | 2 +- include/standard-headers/linux/ethtool.h | 22 +++ include/standard-headers/linux/fuse.h | 12 +- include/standard-headers/linux/pci_regs.h | 13 +- include/standard-headers/linux/virtio_net.h | 13 ++ include/standard-headers/linux/virtio_snd.h | 2 +- linux-headers/asm-arm64/kvm.h | 11 ++ linux-headers/asm-arm64/unistd_64.h | 1 + linux-headers/asm-generic/mman-common.h | 1 + linux-headers/asm-generic/unistd.h | 4 +- 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/unistd_32.h | 1 + linux-headers/asm-powerpc/unistd_64.h | 1 + linux-headers/asm-riscv/kvm.h | 2 + linux-headers/asm-riscv/unistd_32.h | 1 + linux-headers/asm-riscv/unistd_64.h | 1 + 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/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/bits.h | 8 +- linux-headers/linux/const.h | 2 +- linux-headers/linux/iommufd.h | 129 +++++++++++++++++- linux-headers/linux/kvm.h | 1 + linux-headers/linux/psp-sev.h | 21 ++- linux-headers/linux/stddef.h | 2 + linux-headers/linux/vfio.h | 30 ++-- 34 files changed, 301 insertions(+), 36 deletions(-) diff --git a/include/standard-headers/asm-x86/setup_data.h b/include/standa= rd-headers/asm-x86/setup_data.h index 09355f54c5..a483d72f42 100644 --- a/include/standard-headers/asm-x86/setup_data.h +++ b/include/standard-headers/asm-x86/setup_data.h @@ -18,7 +18,7 @@ #define SETUP_INDIRECT (1<<31) #define SETUP_TYPE_MAX (SETUP_ENUM_MAX | SETUP_INDIRECT) =20 -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ =20 #include "standard-headers/linux/types.h" =20 @@ -78,6 +78,6 @@ struct ima_setup_data { uint64_t size; } QEMU_PACKED; =20 -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ =20 #endif /* _ASM_X86_SETUP_DATA_H */ diff --git a/include/standard-headers/drm/drm_fourcc.h b/include/standard-h= eaders/drm/drm_fourcc.h index 708647776f..a8b759dcbc 100644 --- a/include/standard-headers/drm/drm_fourcc.h +++ b/include/standard-headers/drm/drm_fourcc.h @@ -420,6 +420,7 @@ extern "C" { #define DRM_FORMAT_MOD_VENDOR_ARM 0x08 #define DRM_FORMAT_MOD_VENDOR_ALLWINNER 0x09 #define DRM_FORMAT_MOD_VENDOR_AMLOGIC 0x0a +#define DRM_FORMAT_MOD_VENDOR_MTK 0x0b =20 /* add more to the end as needed */ =20 @@ -1452,6 +1453,46 @@ drm_fourcc_canonicalize_nvidia_format_mod(uint64_t m= odifier) */ #define AMLOGIC_FBC_OPTION_MEM_SAVING (1ULL << 0) =20 +/* MediaTek modifiers + * Bits Parameter Notes + * ----- ------------------------ ----------------------------------------= ----- + * 7: 0 TILE LAYOUT Values are MTK_FMT_MOD_TILE_* + * 15: 8 COMPRESSION Values are MTK_FMT_MOD_COMPRESS_* + * 23:16 10 BIT LAYOUT Values are MTK_FMT_MOD_10BIT_LAYOUT_* + * + */ + +#define DRM_FORMAT_MOD_MTK(__flags) fourcc_mod_code(MTK, __flags) + +/* + * MediaTek Tiled Modifier + * The lowest 8 bits of the modifier is used to specify the tiling + * layout. Only the 16L_32S tiling is used for now, but we define an + * "untiled" version and leave room for future expansion. + */ +#define MTK_FMT_MOD_TILE_MASK 0xf +#define MTK_FMT_MOD_TILE_NONE 0x0 +#define MTK_FMT_MOD_TILE_16L32S 0x1 + +/* + * Bits 8-15 specify compression options + */ +#define MTK_FMT_MOD_COMPRESS_MASK (0xf << 8) +#define MTK_FMT_MOD_COMPRESS_NONE (0x0 << 8) +#define MTK_FMT_MOD_COMPRESS_V1 (0x1 << 8) + +/* + * Bits 16-23 specify how the bits of 10 bit formats are + * stored out in memory + */ +#define MTK_FMT_MOD_10BIT_LAYOUT_MASK (0xf << 16) +#define MTK_FMT_MOD_10BIT_LAYOUT_PACKED (0x0 << 16) +#define MTK_FMT_MOD_10BIT_LAYOUT_LSBTILED (0x1 << 16) +#define MTK_FMT_MOD_10BIT_LAYOUT_LSBRASTER (0x2 << 16) + +/* alias for the most common tiling format */ +#define DRM_FORMAT_MOD_MTK_16L_32S_TILE DRM_FORMAT_MOD_MTK(MTK_FMT_MOD_TI= LE_16L32S) + /* * AMD modifiers * diff --git a/include/standard-headers/linux/const.h b/include/standard-head= ers/linux/const.h index 2122610de7..95ede23342 100644 --- a/include/standard-headers/linux/const.h +++ b/include/standard-headers/linux/const.h @@ -33,7 +33,7 @@ * Missing __asm__ support * * __BIT128() would not work in the __asm__ code, as it shifts an - * 'unsigned __init128' data type as direct representation of + * 'unsigned __int128' data type as direct representation of * 128 bit constants is not supported in the gcc compiler, as * they get silently truncated. * diff --git a/include/standard-headers/linux/ethtool.h b/include/standard-he= aders/linux/ethtool.h index e83382531c..5d1ad5fdea 100644 --- a/include/standard-headers/linux/ethtool.h +++ b/include/standard-headers/linux/ethtool.h @@ -2059,6 +2059,24 @@ enum ethtool_link_mode_bit_indices { ETHTOOL_LINK_MODE_10baseT1S_Half_BIT =3D 100, ETHTOOL_LINK_MODE_10baseT1S_P2MP_Half_BIT =3D 101, ETHTOOL_LINK_MODE_10baseT1BRR_Full_BIT =3D 102, + ETHTOOL_LINK_MODE_200000baseCR_Full_BIT =3D 103, + ETHTOOL_LINK_MODE_200000baseKR_Full_BIT =3D 104, + ETHTOOL_LINK_MODE_200000baseDR_Full_BIT =3D 105, + ETHTOOL_LINK_MODE_200000baseDR_2_Full_BIT =3D 106, + ETHTOOL_LINK_MODE_200000baseSR_Full_BIT =3D 107, + ETHTOOL_LINK_MODE_200000baseVR_Full_BIT =3D 108, + ETHTOOL_LINK_MODE_400000baseCR2_Full_BIT =3D 109, + ETHTOOL_LINK_MODE_400000baseKR2_Full_BIT =3D 110, + ETHTOOL_LINK_MODE_400000baseDR2_Full_BIT =3D 111, + ETHTOOL_LINK_MODE_400000baseDR2_2_Full_BIT =3D 112, + ETHTOOL_LINK_MODE_400000baseSR2_Full_BIT =3D 113, + ETHTOOL_LINK_MODE_400000baseVR2_Full_BIT =3D 114, + ETHTOOL_LINK_MODE_800000baseCR4_Full_BIT =3D 115, + ETHTOOL_LINK_MODE_800000baseKR4_Full_BIT =3D 116, + ETHTOOL_LINK_MODE_800000baseDR4_Full_BIT =3D 117, + ETHTOOL_LINK_MODE_800000baseDR4_2_Full_BIT =3D 118, + ETHTOOL_LINK_MODE_800000baseSR4_Full_BIT =3D 119, + ETHTOOL_LINK_MODE_800000baseVR4_Full_BIT =3D 120, =20 /* must be last entry */ __ETHTOOL_LINK_MODE_MASK_NBITS @@ -2271,6 +2289,10 @@ static inline int ethtool_validate_duplex(uint8_t du= plex) * be exploited to reduce the RSS queue spread. */ #define RXH_XFRM_SYM_XOR (1 << 0) +/* Similar to SYM_XOR, except that one copy of the XOR'ed fields is replac= ed by + * an OR of the same fields + */ +#define RXH_XFRM_SYM_OR_XOR (1 << 1) #define RXH_XFRM_NO_CHANGE 0xff =20 /* L2-L4 network traffic flow types */ diff --git a/include/standard-headers/linux/fuse.h b/include/standard-heade= rs/linux/fuse.h index d303effb2a..a2b5815d89 100644 --- a/include/standard-headers/linux/fuse.h +++ b/include/standard-headers/linux/fuse.h @@ -229,6 +229,9 @@ * - FUSE_URING_IN_OUT_HEADER_SZ * - FUSE_URING_OP_IN_OUT_SZ * - enum fuse_uring_cmd + * + * 7.43 + * - add FUSE_REQUEST_TIMEOUT */ =20 #ifndef _LINUX_FUSE_H @@ -260,7 +263,7 @@ #define FUSE_KERNEL_VERSION 7 =20 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 42 +#define FUSE_KERNEL_MINOR_VERSION 43 =20 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -431,6 +434,8 @@ struct fuse_file_lock { * of the request ID indicates resend requests * FUSE_ALLOW_IDMAP: allow creation of idmapped mounts * FUSE_OVER_IO_URING: Indicate that client supports io-uring + * FUSE_REQUEST_TIMEOUT: kernel supports timing out requests. + * init_out.request_timeout contains the timeout (in secs) */ #define FUSE_ASYNC_READ (1 << 0) #define FUSE_POSIX_LOCKS (1 << 1) @@ -473,11 +478,11 @@ struct fuse_file_lock { #define FUSE_PASSTHROUGH (1ULL << 37) #define FUSE_NO_EXPORT_SUPPORT (1ULL << 38) #define FUSE_HAS_RESEND (1ULL << 39) - /* Obsolete alias for FUSE_DIRECT_IO_ALLOW_MMAP */ #define FUSE_DIRECT_IO_RELAX FUSE_DIRECT_IO_ALLOW_MMAP #define FUSE_ALLOW_IDMAP (1ULL << 40) #define FUSE_OVER_IO_URING (1ULL << 41) +#define FUSE_REQUEST_TIMEOUT (1ULL << 42) =20 /** * CUSE INIT request/reply flags @@ -905,7 +910,8 @@ struct fuse_init_out { uint16_t map_alignment; uint32_t flags2; uint32_t max_stack_depth; - uint32_t unused[6]; + uint16_t request_timeout; + uint16_t unused[11]; }; =20 #define CUSE_INIT_INFO_MAX 4096 diff --git a/include/standard-headers/linux/pci_regs.h b/include/standard-h= eaders/linux/pci_regs.h index 3445c4970e..ba326710f9 100644 --- a/include/standard-headers/linux/pci_regs.h +++ b/include/standard-headers/linux/pci_regs.h @@ -486,6 +486,7 @@ #define PCI_EXP_TYPE_RC_EC 0xa /* Root Complex Event Collector */ #define PCI_EXP_FLAGS_SLOT 0x0100 /* Slot implemented */ #define PCI_EXP_FLAGS_IRQ 0x3e00 /* Interrupt message number */ +#define PCI_EXP_FLAGS_FLIT 0x8000 /* Flit Mode Supported */ #define PCI_EXP_DEVCAP 0x04 /* Device capabilities */ #define PCI_EXP_DEVCAP_PAYLOAD 0x00000007 /* Max_Payload_Size */ #define PCI_EXP_DEVCAP_PHANTOM 0x00000018 /* Phantom functions */ @@ -795,6 +796,8 @@ #define PCI_ERR_CAP_ECRC_CHKC 0x00000080 /* ECRC Check Capable */ #define PCI_ERR_CAP_ECRC_CHKE 0x00000100 /* ECRC Check Enable */ #define PCI_ERR_CAP_PREFIX_LOG_PRESENT 0x00000800 /* TLP Prefix Log Prese= nt */ +#define PCI_ERR_CAP_TLP_LOG_FLIT 0x00040000 /* TLP was logged in Flit Mod= e */ +#define PCI_ERR_CAP_TLP_LOG_SIZE 0x00f80000 /* Logged TLP Size (only in F= lit mode) */ #define PCI_ERR_HEADER_LOG 0x1c /* Header Log Register (16 bytes) */ #define PCI_ERR_ROOT_COMMAND 0x2c /* Root Error Command */ #define PCI_ERR_ROOT_CMD_COR_EN 0x00000001 /* Correctable Err Reporting E= nable */ @@ -1013,7 +1016,7 @@ =20 /* Resizable BARs */ #define PCI_REBAR_CAP 4 /* capability register */ -#define PCI_REBAR_CAP_SIZES 0x00FFFFF0 /* supported BAR sizes */ +#define PCI_REBAR_CAP_SIZES 0xFFFFFFF0 /* supported BAR sizes */ #define PCI_REBAR_CTRL 8 /* control register */ #define PCI_REBAR_CTRL_BAR_IDX 0x00000007 /* BAR index */ #define PCI_REBAR_CTRL_NBAR_MASK 0x000000E0 /* # of resizable BARs */ @@ -1061,8 +1064,9 @@ #define PCI_EXP_DPC_CAP_RP_EXT 0x0020 /* Root Port Extensions */ #define PCI_EXP_DPC_CAP_POISONED_TLP 0x0040 /* Poisoned TLP Egress Blocki= ng Supported */ #define PCI_EXP_DPC_CAP_SW_TRIGGER 0x0080 /* Software Triggering Supporte= d */ -#define PCI_EXP_DPC_RP_PIO_LOG_SIZE 0x0F00 /* RP PIO Log Size */ +#define PCI_EXP_DPC_RP_PIO_LOG_SIZE 0x0F00 /* RP PIO Log Size [3:0] */ #define PCI_EXP_DPC_CAP_DL_ACTIVE 0x1000 /* ERR_COR signal on DL_Active s= upported */ +#define PCI_EXP_DPC_RP_PIO_LOG_SIZE4 0x2000 /* RP PIO Log Size [4] */ =20 #define PCI_EXP_DPC_CTL 0x06 /* DPC control */ #define PCI_EXP_DPC_CTL_EN_FATAL 0x0001 /* Enable trigger on ERR_FATAL me= ssage */ @@ -1205,9 +1209,12 @@ #define PCI_DOE_DATA_OBJECT_DISC_REQ_3_INDEX 0x000000ff #define PCI_DOE_DATA_OBJECT_DISC_REQ_3_VER 0x0000ff00 #define PCI_DOE_DATA_OBJECT_DISC_RSP_3_VID 0x0000ffff -#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_PROTOCOL 0x00ff0000 +#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_TYPE 0x00ff0000 #define PCI_DOE_DATA_OBJECT_DISC_RSP_3_NEXT_INDEX 0xff000000 =20 +/* Deprecated old name, replaced with PCI_DOE_DATA_OBJECT_DISC_RSP_3_TYPE = */ +#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_PROTOCOL PCI_DOE_DATA_OBJECT_DISC_= RSP_3_TYPE + /* Compute Express Link (CXL r3.1, sec 8.1.5) */ #define PCI_DVSEC_CXL_PORT 3 #define PCI_DVSEC_CXL_PORT_CTL 0x0c diff --git a/include/standard-headers/linux/virtio_net.h b/include/standard= -headers/linux/virtio_net.h index fc594fe5fc..982e854f14 100644 --- a/include/standard-headers/linux/virtio_net.h +++ b/include/standard-headers/linux/virtio_net.h @@ -327,6 +327,19 @@ struct virtio_net_rss_config { uint8_t hash_key_data[/* hash_key_length */]; }; =20 +struct virtio_net_rss_config_hdr { + uint32_t hash_types; + uint16_t indirection_table_mask; + uint16_t unclassified_queue; + uint16_t indirection_table[/* 1 + indirection_table_mask */]; +}; + +struct virtio_net_rss_config_trailer { + uint16_t max_tx_vq; + uint8_t hash_key_length; + uint8_t hash_key_data[/* hash_key_length */]; +}; + #define VIRTIO_NET_CTRL_MQ_RSS_CONFIG 1 =20 /* diff --git a/include/standard-headers/linux/virtio_snd.h b/include/standard= -headers/linux/virtio_snd.h index 860f12e0a4..160d57899f 100644 --- a/include/standard-headers/linux/virtio_snd.h +++ b/include/standard-headers/linux/virtio_snd.h @@ -25,7 +25,7 @@ struct virtio_snd_config { uint32_t streams; /* # of available channel maps */ uint32_t chmaps; - /* # of available control elements */ + /* # of available control elements (if VIRTIO_SND_F_CTLS) */ uint32_t controls; }; =20 diff --git a/linux-headers/asm-arm64/kvm.h b/linux-headers/asm-arm64/kvm.h index ec1e82bdc8..4e6aff08df 100644 --- a/linux-headers/asm-arm64/kvm.h +++ b/linux-headers/asm-arm64/kvm.h @@ -105,6 +105,7 @@ struct kvm_regs { #define KVM_ARM_VCPU_PTRAUTH_ADDRESS 5 /* VCPU uses address authentication= */ #define KVM_ARM_VCPU_PTRAUTH_GENERIC 6 /* VCPU uses generic authentication= */ #define KVM_ARM_VCPU_HAS_EL2 7 /* Support nested virtualization */ +#define KVM_ARM_VCPU_HAS_EL2_E2H0 8 /* Limit NV support to E2H RES0 */ =20 struct kvm_vcpu_init { __u32 target; @@ -365,6 +366,7 @@ enum { KVM_REG_ARM_STD_HYP_BIT_PV_TIME =3D 0, }; =20 +/* Vendor hyper call function numbers 0-63 */ #define KVM_REG_ARM_VENDOR_HYP_BMAP KVM_REG_ARM_FW_FEAT_BMAP_REG(2) =20 enum { @@ -372,6 +374,14 @@ enum { KVM_REG_ARM_VENDOR_HYP_BIT_PTP =3D 1, }; =20 +/* Vendor hyper call function numbers 64-127 */ +#define KVM_REG_ARM_VENDOR_HYP_BMAP_2 KVM_REG_ARM_FW_FEAT_BMAP_REG(3) + +enum { + KVM_REG_ARM_VENDOR_HYP_BIT_DISCOVER_IMPL_VER =3D 0, + KVM_REG_ARM_VENDOR_HYP_BIT_DISCOVER_IMPL_CPUS =3D 1, +}; + /* Device Control API on vm fd */ #define KVM_ARM_VM_SMCCC_CTRL 0 #define KVM_ARM_VM_SMCCC_FILTER 0 @@ -394,6 +404,7 @@ enum { #define KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS 6 #define KVM_DEV_ARM_VGIC_GRP_LEVEL_INFO 7 #define KVM_DEV_ARM_VGIC_GRP_ITS_REGS 8 +#define KVM_DEV_ARM_VGIC_GRP_MAINT_IRQ 9 #define KVM_DEV_ARM_VGIC_LINE_LEVEL_INFO_SHIFT 10 #define KVM_DEV_ARM_VGIC_LINE_LEVEL_INFO_MASK \ (0x3fffffULL << KVM_DEV_ARM_VGIC_LINE_LEVEL_INFO_SHIFT) diff --git a/linux-headers/asm-arm64/unistd_64.h b/linux-headers/asm-arm64/= unistd_64.h index d4e90fff76..ee9aaebdf3 100644 --- a/linux-headers/asm-arm64/unistd_64.h +++ b/linux-headers/asm-arm64/unistd_64.h @@ -323,6 +323,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-generic/mman-common.h b/linux-headers/asm-ge= neric/mman-common.h index 1ea2c4c33b..ef1c27fa3c 100644 --- a/linux-headers/asm-generic/mman-common.h +++ b/linux-headers/asm-generic/mman-common.h @@ -85,6 +85,7 @@ /* compatibility flags */ #define MAP_FILE 0 =20 +#define PKEY_UNRESTRICTED 0x0 #define PKEY_DISABLE_ACCESS 0x1 #define PKEY_DISABLE_WRITE 0x2 #define PKEY_ACCESS_MASK (PKEY_DISABLE_ACCESS |\ diff --git a/linux-headers/asm-generic/unistd.h b/linux-headers/asm-generic= /unistd.h index 88dc393c2b..2892a45023 100644 --- a/linux-headers/asm-generic/unistd.h +++ b/linux-headers/asm-generic/unistd.h @@ -849,9 +849,11 @@ __SYSCALL(__NR_getxattrat, sys_getxattrat) __SYSCALL(__NR_listxattrat, sys_listxattrat) #define __NR_removexattrat 466 __SYSCALL(__NR_removexattrat, sys_removexattrat) +#define __NR_open_tree_attr 467 +__SYSCALL(__NR_open_tree_attr, sys_open_tree_attr) =20 #undef __NR_syscalls -#define __NR_syscalls 467 +#define __NR_syscalls 468 =20 /* * 32 bit systems traditionally used different diff --git a/linux-headers/asm-loongarch/unistd_64.h b/linux-headers/asm-lo= ongarch/unistd_64.h index 23fb96a8a7..50d22df8f7 100644 --- a/linux-headers/asm-loongarch/unistd_64.h +++ b/linux-headers/asm-loongarch/unistd_64.h @@ -319,6 +319,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-mips/unistd_n32.h b/linux-headers/asm-mips/u= nistd_n32.h index 9a75719644..bdcc2f460b 100644 --- a/linux-headers/asm-mips/unistd_n32.h +++ b/linux-headers/asm-mips/unistd_n32.h @@ -395,5 +395,6 @@ #define __NR_getxattrat (__NR_Linux + 464) #define __NR_listxattrat (__NR_Linux + 465) #define __NR_removexattrat (__NR_Linux + 466) +#define __NR_open_tree_attr (__NR_Linux + 467) =20 #endif /* _ASM_UNISTD_N32_H */ diff --git a/linux-headers/asm-mips/unistd_n64.h b/linux-headers/asm-mips/u= nistd_n64.h index 7086783b0c..3b6b0193b6 100644 --- a/linux-headers/asm-mips/unistd_n64.h +++ b/linux-headers/asm-mips/unistd_n64.h @@ -371,5 +371,6 @@ #define __NR_getxattrat (__NR_Linux + 464) #define __NR_listxattrat (__NR_Linux + 465) #define __NR_removexattrat (__NR_Linux + 466) +#define __NR_open_tree_attr (__NR_Linux + 467) =20 #endif /* _ASM_UNISTD_N64_H */ diff --git a/linux-headers/asm-mips/unistd_o32.h b/linux-headers/asm-mips/u= nistd_o32.h index b3825823e4..4609a4b4d3 100644 --- a/linux-headers/asm-mips/unistd_o32.h +++ b/linux-headers/asm-mips/unistd_o32.h @@ -441,5 +441,6 @@ #define __NR_getxattrat (__NR_Linux + 464) #define __NR_listxattrat (__NR_Linux + 465) #define __NR_removexattrat (__NR_Linux + 466) +#define __NR_open_tree_attr (__NR_Linux + 467) =20 #endif /* _ASM_UNISTD_O32_H */ diff --git a/linux-headers/asm-powerpc/unistd_32.h b/linux-headers/asm-powe= rpc/unistd_32.h index 38ee4dc35d..5d38a427e0 100644 --- a/linux-headers/asm-powerpc/unistd_32.h +++ b/linux-headers/asm-powerpc/unistd_32.h @@ -448,6 +448,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_32_H */ diff --git a/linux-headers/asm-powerpc/unistd_64.h b/linux-headers/asm-powe= rpc/unistd_64.h index 5e5f156834..860a488e4d 100644 --- a/linux-headers/asm-powerpc/unistd_64.h +++ b/linux-headers/asm-powerpc/unistd_64.h @@ -420,6 +420,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-riscv/kvm.h b/linux-headers/asm-riscv/kvm.h index f06bc5efcd..5f59fd226c 100644 --- a/linux-headers/asm-riscv/kvm.h +++ b/linux-headers/asm-riscv/kvm.h @@ -182,6 +182,8 @@ enum KVM_RISCV_ISA_EXT_ID { KVM_RISCV_ISA_EXT_SVVPTC, KVM_RISCV_ISA_EXT_ZABHA, KVM_RISCV_ISA_EXT_ZICCRSE, + KVM_RISCV_ISA_EXT_ZAAMO, + KVM_RISCV_ISA_EXT_ZALRSC, KVM_RISCV_ISA_EXT_MAX, }; =20 diff --git a/linux-headers/asm-riscv/unistd_32.h b/linux-headers/asm-riscv/= unistd_32.h index 74f6127aed..a5e769f1d9 100644 --- a/linux-headers/asm-riscv/unistd_32.h +++ b/linux-headers/asm-riscv/unistd_32.h @@ -314,6 +314,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_32_H */ diff --git a/linux-headers/asm-riscv/unistd_64.h b/linux-headers/asm-riscv/= unistd_64.h index bb6a15a2ec..8df4d64841 100644 --- a/linux-headers/asm-riscv/unistd_64.h +++ b/linux-headers/asm-riscv/unistd_64.h @@ -324,6 +324,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-s390/unistd_32.h b/linux-headers/asm-s390/un= istd_32.h index 620201cb36..85eedbd18e 100644 --- a/linux-headers/asm-s390/unistd_32.h +++ b/linux-headers/asm-s390/unistd_32.h @@ -439,5 +439,6 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 #endif /* _ASM_S390_UNISTD_32_H */ diff --git a/linux-headers/asm-s390/unistd_64.h b/linux-headers/asm-s390/un= istd_64.h index e7e4a10aaf..c03b1b9701 100644 --- a/linux-headers/asm-s390/unistd_64.h +++ b/linux-headers/asm-s390/unistd_64.h @@ -387,5 +387,6 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 #endif /* _ASM_S390_UNISTD_64_H */ diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h index 86f2c34e7a..dc591fb17e 100644 --- a/linux-headers/asm-x86/kvm.h +++ b/linux-headers/asm-x86/kvm.h @@ -557,6 +557,9 @@ struct kvm_x86_mce { #define KVM_XEN_HVM_CONFIG_PVCLOCK_TSC_UNSTABLE (1 << 7) #define KVM_XEN_HVM_CONFIG_SHARED_INFO_HVA (1 << 8) =20 +#define KVM_XEN_MSR_MIN_INDEX 0x40000000u +#define KVM_XEN_MSR_MAX_INDEX 0x4fffffffu + struct kvm_xen_hvm_config { __u32 flags; __u32 msr; diff --git a/linux-headers/asm-x86/unistd_32.h b/linux-headers/asm-x86/unis= td_32.h index a2eb492a75..491d6b4eb6 100644 --- a/linux-headers/asm-x86/unistd_32.h +++ b/linux-headers/asm-x86/unistd_32.h @@ -457,6 +457,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_32_H */ diff --git a/linux-headers/asm-x86/unistd_64.h b/linux-headers/asm-x86/unis= td_64.h index 2f5fc400f5..7cf88bf9bd 100644 --- a/linux-headers/asm-x86/unistd_64.h +++ b/linux-headers/asm-x86/unistd_64.h @@ -380,6 +380,7 @@ #define __NR_getxattrat 464 #define __NR_listxattrat 465 #define __NR_removexattrat 466 +#define __NR_open_tree_attr 467 =20 =20 #endif /* _ASM_UNISTD_64_H */ diff --git a/linux-headers/asm-x86/unistd_x32.h b/linux-headers/asm-x86/uni= std_x32.h index fecd832e7f..82959111e6 100644 --- a/linux-headers/asm-x86/unistd_x32.h +++ b/linux-headers/asm-x86/unistd_x32.h @@ -333,6 +333,7 @@ #define __NR_getxattrat (__X32_SYSCALL_BIT + 464) #define __NR_listxattrat (__X32_SYSCALL_BIT + 465) #define __NR_removexattrat (__X32_SYSCALL_BIT + 466) +#define __NR_open_tree_attr (__X32_SYSCALL_BIT + 467) #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/bits.h b/linux-headers/linux/bits.h index c0d00c0a98..58596d18f4 100644 --- a/linux-headers/linux/bits.h +++ b/linux-headers/linux/bits.h @@ -4,13 +4,9 @@ #ifndef _LINUX_BITS_H #define _LINUX_BITS_H =20 -#define __GENMASK(h, l) \ - (((~_UL(0)) - (_UL(1) << (l)) + 1) & \ - (~_UL(0) >> (__BITS_PER_LONG - 1 - (h)))) +#define __GENMASK(h, l) (((~_UL(0)) << (l)) & (~_UL(0) >> (BITS_PER_LONG -= 1 - (h)))) =20 -#define __GENMASK_ULL(h, l) \ - (((~_ULL(0)) - (_ULL(1) << (l)) + 1) & \ - (~_ULL(0) >> (__BITS_PER_LONG_LONG - 1 - (h)))) +#define __GENMASK_ULL(h, l) (((~_ULL(0)) << (l)) & (~_ULL(0) >> (BITS_PER_= LONG_LONG - 1 - (h)))) =20 #define __GENMASK_U128(h, l) \ ((_BIT128((h)) << 1) - (_BIT128(l))) diff --git a/linux-headers/linux/const.h b/linux-headers/linux/const.h index 2122610de7..95ede23342 100644 --- a/linux-headers/linux/const.h +++ b/linux-headers/linux/const.h @@ -33,7 +33,7 @@ * Missing __asm__ support * * __BIT128() would not work in the __asm__ code, as it shifts an - * 'unsigned __init128' data type as direct representation of + * 'unsigned __int128' data type as direct representation of * 128 bit constants is not supported in the gcc compiler, as * they get silently truncated. * diff --git a/linux-headers/linux/iommufd.h b/linux-headers/linux/iommufd.h index ccbdca5e11..cb0f7d6b4d 100644 --- a/linux-headers/linux/iommufd.h +++ b/linux-headers/linux/iommufd.h @@ -55,6 +55,7 @@ enum { IOMMUFD_CMD_VIOMMU_ALLOC =3D 0x90, IOMMUFD_CMD_VDEVICE_ALLOC =3D 0x91, IOMMUFD_CMD_IOAS_CHANGE_PROCESS =3D 0x92, + IOMMUFD_CMD_VEVENTQ_ALLOC =3D 0x93, }; =20 /** @@ -392,6 +393,9 @@ struct iommu_vfio_ioas { * Any domain attached to the non-PASID part of t= he * device must also be flagged, otherwise attachi= ng a * PASID will blocked. + * For the user that wants to attach PASID, ioas = is + * not recommended for both the non-PASID part + * and PASID part of the device. * If IOMMU does not support PASID it will return * error (-EOPNOTSUPP). */ @@ -608,9 +612,17 @@ enum iommu_hw_info_type { * IOMMU_HWPT_GET_DIRTY_BITMAP * IOMMU_HWPT_SET_DIRTY_TRACKING * + * @IOMMU_HW_CAP_PCI_PASID_EXEC: Execute Permission Supported, user ignore= s it + * when the struct + * iommu_hw_info::out_max_pasid_log2 is zero. + * @IOMMU_HW_CAP_PCI_PASID_PRIV: Privileged Mode Supported, user ignores it + * when the struct + * iommu_hw_info::out_max_pasid_log2 is zero. */ enum iommufd_hw_capabilities { IOMMU_HW_CAP_DIRTY_TRACKING =3D 1 << 0, + IOMMU_HW_CAP_PCI_PASID_EXEC =3D 1 << 1, + IOMMU_HW_CAP_PCI_PASID_PRIV =3D 1 << 2, }; =20 /** @@ -626,6 +638,9 @@ enum iommufd_hw_capabilities { * iommu_hw_info_type. * @out_capabilities: Output the generic iommu capability info type as def= ined * in the enum iommu_hw_capabilities. + * @out_max_pasid_log2: Output the width of PASIDs. 0 means no PASID suppo= rt. + * PCI devices turn to out_capabilities to check if t= he + * specific capabilities is supported or not. * @__reserved: Must be 0 * * Query an iommu type specific hardware information data from an iommu be= hind @@ -649,7 +664,8 @@ struct iommu_hw_info { __u32 data_len; __aligned_u64 data_uptr; __u32 out_data_type; - __u32 __reserved; + __u8 out_max_pasid_log2; + __u8 __reserved[3]; __aligned_u64 out_capabilities; }; #define IOMMU_GET_HW_INFO _IO(IOMMUFD_TYPE, IOMMUFD_CMD_GET_HW_INFO) @@ -1014,4 +1030,115 @@ struct iommu_ioas_change_process { #define IOMMU_IOAS_CHANGE_PROCESS \ _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_CHANGE_PROCESS) =20 +/** + * enum iommu_veventq_flag - flag for struct iommufd_vevent_header + * @IOMMU_VEVENTQ_FLAG_LOST_EVENTS: vEVENTQ has lost vEVENTs + */ +enum iommu_veventq_flag { + IOMMU_VEVENTQ_FLAG_LOST_EVENTS =3D (1U << 0), +}; + +/** + * struct iommufd_vevent_header - Virtual Event Header for a vEVENTQ Status + * @flags: Combination of enum iommu_veventq_flag + * @sequence: The sequence index of a vEVENT in the vEVENTQ, with a range = of + * [0, INT_MAX] where the following index of INT_MAX is 0 + * + * Each iommufd_vevent_header reports a sequence index of the following vE= VENT: + * + * +----------------------+-------+----------------------+-------+---+----= ---+ + * | header0 {sequence=3D0} | data0 | header1 {sequence=3D1} | data1 |...|= dataN | + * +----------------------+-------+----------------------+-------+---+----= ---+ + * + * And this sequence index is expected to be monotonic to the sequence ind= ex of + * the previous vEVENT. If two adjacent sequence indexes has a delta large= r than + * 1, it means that delta - 1 number of vEVENTs has lost, e.g. two lost vE= VENTs: + * + * +-----+----------------------+-------+----------------------+-------+--= ---+ + * | ... | header3 {sequence=3D3} | data3 | header6 {sequence=3D6} | data6= | ... | + * +-----+----------------------+-------+----------------------+-------+--= ---+ + * + * If a vEVENT lost at the tail of the vEVENTQ and there is no following v= EVENT + * providing the next sequence index, an IOMMU_VEVENTQ_FLAG_LOST_EVENTS he= ader + * would be added to the tail, and no data would follow this header: + * + * +--+----------------------+-------+------------------------------------= -----+ + * |..| header3 {sequence=3D3} | data3 | header4 {flags=3DLOST_EVENTS, seq= uence=3D4} | + * +--+----------------------+-------+------------------------------------= -----+ + */ +struct iommufd_vevent_header { + __u32 flags; + __u32 sequence; +}; + +/** + * enum iommu_veventq_type - Virtual Event Queue Type + * @IOMMU_VEVENTQ_TYPE_DEFAULT: Reserved for future use + * @IOMMU_VEVENTQ_TYPE_ARM_SMMUV3: ARM SMMUv3 Virtual Event Queue + */ +enum iommu_veventq_type { + IOMMU_VEVENTQ_TYPE_DEFAULT =3D 0, + IOMMU_VEVENTQ_TYPE_ARM_SMMUV3 =3D 1, +}; + +/** + * struct iommu_vevent_arm_smmuv3 - ARM SMMUv3 Virtual Event + * (IOMMU_VEVENTQ_TYPE_ARM_SMMUV3) + * @evt: 256-bit ARM SMMUv3 Event record, little-endian. + * Reported event records: (Refer to "7.3 Event records" in SMMUv3 H= W Spec) + * - 0x04 C_BAD_STE + * - 0x06 F_STREAM_DISABLED + * - 0x08 C_BAD_SUBSTREAMID + * - 0x0a C_BAD_CD + * - 0x10 F_TRANSLATION + * - 0x11 F_ADDR_SIZE + * - 0x12 F_ACCESS + * - 0x13 F_PERMISSION + * + * StreamID field reports a virtual device ID. To receive a virtual event = for a + * device, a vDEVICE must be allocated via IOMMU_VDEVICE_ALLOC. + */ +struct iommu_vevent_arm_smmuv3 { + __aligned_le64 evt[4]; +}; + +/** + * struct iommu_veventq_alloc - ioctl(IOMMU_VEVENTQ_ALLOC) + * @size: sizeof(struct iommu_veventq_alloc) + * @flags: Must be 0 + * @viommu_id: virtual IOMMU ID to associate the vEVENTQ with + * @type: Type of the vEVENTQ. Must be defined in enum iommu_veventq_type + * @veventq_depth: Maximum number of events in the vEVENTQ + * @out_veventq_id: The ID of the new vEVENTQ + * @out_veventq_fd: The fd of the new vEVENTQ. User space must close the + * successfully returned fd after using it + * @__reserved: Must be 0 + * + * Explicitly allocate a virtual event queue interface for a vIOMMU. A vIO= MMU + * can have multiple FDs for different types, but is confined to one per @= type. + * User space should open the @out_veventq_fd to read vEVENTs out of a vEV= ENTQ, + * if there are vEVENTs available. A vEVENTQ will lose events due to overf= low, + * if the number of the vEVENTs hits @veventq_depth. + * + * Each vEVENT in a vEVENTQ encloses a struct iommufd_vevent_header follow= ed by + * a type-specific data structure, in a normal case: + * + * +-+---------+-------+---------+-------+-----+---------+-------+-+ + * | | header0 | data0 | header1 | data1 | ... | headerN | dataN | | + * +-+---------+-------+---------+-------+-----+---------+-------+-+ + * + * unless a tailing IOMMU_VEVENTQ_FLAG_LOST_EVENTS header is logged (refer= to + * struct iommufd_vevent_header). + */ +struct iommu_veventq_alloc { + __u32 size; + __u32 flags; + __u32 viommu_id; + __u32 type; + __u32 veventq_depth; + __u32 out_veventq_id; + __u32 out_veventq_fd; + __u32 __reserved; +}; +#define IOMMU_VEVENTQ_ALLOC _IO(IOMMUFD_TYPE, IOMMUFD_CMD_VEVENTQ_ALLOC) #endif diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index 27181b3dd8..e5f3e8b5a0 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -921,6 +921,7 @@ struct kvm_enable_cap { #define KVM_CAP_PRE_FAULT_MEMORY 236 #define KVM_CAP_X86_APIC_BUS_CYCLES_NS 237 #define KVM_CAP_X86_GUEST_MODE 238 +#define KVM_CAP_ARM_WRITABLE_IMP_ID_REGS 239 =20 struct kvm_irq_routing_irqchip { __u32 irqchip; diff --git a/linux-headers/linux/psp-sev.h b/linux-headers/linux/psp-sev.h index 17bf191573..113c4ceb78 100644 --- a/linux-headers/linux/psp-sev.h +++ b/linux-headers/linux/psp-sev.h @@ -73,13 +73,20 @@ typedef enum { SEV_RET_INVALID_PARAM, SEV_RET_RESOURCE_LIMIT, SEV_RET_SECURE_DATA_INVALID, - SEV_RET_INVALID_KEY =3D 0x27, - SEV_RET_INVALID_PAGE_SIZE, - SEV_RET_INVALID_PAGE_STATE, - SEV_RET_INVALID_MDATA_ENTRY, - SEV_RET_INVALID_PAGE_OWNER, - SEV_RET_INVALID_PAGE_AEAD_OFLOW, - SEV_RET_RMP_INIT_REQUIRED, + SEV_RET_INVALID_PAGE_SIZE =3D 0x0019, + SEV_RET_INVALID_PAGE_STATE =3D 0x001A, + SEV_RET_INVALID_MDATA_ENTRY =3D 0x001B, + SEV_RET_INVALID_PAGE_OWNER =3D 0x001C, + SEV_RET_AEAD_OFLOW =3D 0x001D, + SEV_RET_EXIT_RING_BUFFER =3D 0x001F, + SEV_RET_RMP_INIT_REQUIRED =3D 0x0020, + SEV_RET_BAD_SVN =3D 0x0021, + SEV_RET_BAD_VERSION =3D 0x0022, + SEV_RET_SHUTDOWN_REQUIRED =3D 0x0023, + SEV_RET_UPDATE_FAILED =3D 0x0024, + SEV_RET_RESTORE_REQUIRED =3D 0x0025, + SEV_RET_RMP_INITIALIZATION_FAILED =3D 0x0026, + SEV_RET_INVALID_KEY =3D 0x0027, SEV_RET_MAX, } sev_ret_code; =20 diff --git a/linux-headers/linux/stddef.h b/linux-headers/linux/stddef.h index e1416f7937..e1fcfcf3b3 100644 --- a/linux-headers/linux/stddef.h +++ b/linux-headers/linux/stddef.h @@ -70,4 +70,6 @@ #define __counted_by_be(m) #endif =20 +#define __kernel_nonstring + #endif /* _LINUX_STDDEF_H */ diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h index 1b5e254d6a..79bf8c0cc5 100644 --- a/linux-headers/linux/vfio.h +++ b/linux-headers/linux/vfio.h @@ -671,6 +671,7 @@ enum { */ enum { VFIO_AP_REQ_IRQ_INDEX, + VFIO_AP_CFG_CHG_IRQ_INDEX, VFIO_AP_NUM_IRQS }; =20 @@ -931,29 +932,34 @@ struct vfio_device_bind_iommufd { * VFIO_DEVICE_ATTACH_IOMMUFD_PT - _IOW(VFIO_TYPE, VFIO_BASE + 19, * struct vfio_device_attach_iommufd_pt) * @argsz: User filled size of this data. - * @flags: Must be 0. + * @flags: Flags for attach. * @pt_id: Input the target id which can represent an ioas or a hwpt * allocated via iommufd subsystem. * Output the input ioas id or the attached hwpt id which could * be the specified hwpt itself or a hwpt automatically created * for the specified ioas by kernel during the attachment. + * @pasid: The pasid to be attached, only meaningful when + * VFIO_DEVICE_ATTACH_PASID is set in @flags * * Associate the device with an address space within the bound iommufd. * Undo by VFIO_DEVICE_DETACH_IOMMUFD_PT or device fd close. This is only * allowed on cdev fds. * - * If a vfio device is currently attached to a valid hw_pagetable, without= doing - * a VFIO_DEVICE_DETACH_IOMMUFD_PT, a second VFIO_DEVICE_ATTACH_IOMMUFD_PT= ioctl - * passing in another hw_pagetable (hwpt) id is allowed. This action, also= known - * as a hw_pagetable replacement, will replace the device's currently atta= ched - * hw_pagetable with a new hw_pagetable corresponding to the given pt_id. + * If a vfio device or a pasid of this device is currently attached to a v= alid + * hw_pagetable (hwpt), without doing a VFIO_DEVICE_DETACH_IOMMUFD_PT, a s= econd + * VFIO_DEVICE_ATTACH_IOMMUFD_PT ioctl passing in another hwpt id is allow= ed. + * This action, also known as a hw_pagetable replacement, will replace the + * currently attached hwpt of the device or the pasid of this device with = a new + * hwpt corresponding to the given pt_id. * * Return: 0 on success, -errno on failure. */ struct vfio_device_attach_iommufd_pt { __u32 argsz; __u32 flags; +#define VFIO_DEVICE_ATTACH_PASID (1 << 0) __u32 pt_id; + __u32 pasid; }; =20 #define VFIO_DEVICE_ATTACH_IOMMUFD_PT _IO(VFIO_TYPE, VFIO_BASE + 19) @@ -962,17 +968,21 @@ struct vfio_device_attach_iommufd_pt { * VFIO_DEVICE_DETACH_IOMMUFD_PT - _IOW(VFIO_TYPE, VFIO_BASE + 20, * struct vfio_device_detach_iommufd_pt) * @argsz: User filled size of this data. - * @flags: Must be 0. + * @flags: Flags for detach. + * @pasid: The pasid to be detached, only meaningful when + * VFIO_DEVICE_DETACH_PASID is set in @flags * - * Remove the association of the device and its current associated address - * space. After it, the device should be in a blocking DMA state. This i= s only - * allowed on cdev fds. + * Remove the association of the device or a pasid of the device and its c= urrent + * associated address space. After it, the device or the pasid should be = in a + * blocking DMA state. This is only allowed on cdev fds. * * Return: 0 on success, -errno on failure. */ struct vfio_device_detach_iommufd_pt { __u32 argsz; __u32 flags; +#define VFIO_DEVICE_DETACH_PASID (1 << 0) + __u32 pasid; }; =20 #define VFIO_DEVICE_DETACH_IOMMUFD_PT _IO(VFIO_TYPE, VFIO_BASE + 20) --=20 2.48.1 From nobody Mon Sep 8 21:40:30 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1745558726; cv=none; d=zohomail.com; s=zohoarc; b=WzpiS0EaIkuTvtFI5da2iQdT7tBX0zFIyK3qCagOzlNudZWH5XIk7+uuRyI10sduYeM36nSdFa+kRea3opwMdprwnewDlYJJisMWsF+F/KTvgPQTTGs4gNfPvHhPwfTe8Jv5LkuxAvv5hdnDTTw0OBZ0Rl5WKWOjSX25eIm0fO8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1745558726; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; 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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=rreyes@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1745558727722019000 Content-Type: text/plain; charset="utf-8" Register an event notifier handler to process AP configuration change events by queuing the event and generating a CRW to let the guest know its AP configuration has changed Signed-off-by: Rorie Reyes Reviewed-by: Anthony Krowiak --- hw/vfio/ap.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c index d6575d7c44..fcb07ef486 100644 --- a/hw/vfio/ap.c +++ b/hw/vfio/ap.c @@ -18,6 +18,7 @@ #include "hw/vfio/vfio-common.h" #include "system/iommufd.h" #include "hw/s390x/ap-device.h" +#include "hw/s390x/css.h" #include "qemu/error-report.h" #include "qemu/event_notifier.h" #include "qemu/main-loop.h" @@ -37,6 +38,7 @@ struct VFIOAPDevice { APDevice apdev; VFIODevice vdev; EventNotifier req_notifier; + EventNotifier cfg_notifier; }; =20 OBJECT_DECLARE_SIMPLE_TYPE(VFIOAPDevice, VFIO_AP_DEVICE) @@ -70,6 +72,18 @@ static void vfio_ap_req_notifier_handler(void *opaque) } } =20 +static void vfio_ap_cfg_chg_notifier_handler(void *opaque) +{ + VFIOAPDevice *vapdev =3D opaque; + + if (!event_notifier_test_and_clear(&vapdev->cfg_notifier)) { + return; + } + + css_generate_css_crws(0); + +} + static bool vfio_ap_register_irq_notifier(VFIOAPDevice *vapdev, unsigned int irq, Error **errp) { @@ -85,6 +99,10 @@ static bool vfio_ap_register_irq_notifier(VFIOAPDevice *= vapdev, notifier =3D &vapdev->req_notifier; fd_read =3D vfio_ap_req_notifier_handler; break; + case VFIO_AP_CFG_CHG_IRQ_INDEX: + notifier =3D &vapdev->cfg_notifier; + fd_read =3D vfio_ap_cfg_chg_notifier_handler; + break; default: error_setg(errp, "vfio: Unsupported device irq(%d)", irq); return false; @@ -136,6 +154,9 @@ static void vfio_ap_unregister_irq_notifier(VFIOAPDevic= e *vapdev, case VFIO_AP_REQ_IRQ_INDEX: notifier =3D &vapdev->req_notifier; break; + case VFIO_AP_CFG_CHG_IRQ_INDEX: + notifier =3D &vapdev->cfg_notifier; + break; default: error_report("vfio: Unsupported device irq(%d)", irq); return; @@ -175,6 +196,15 @@ static void vfio_ap_realize(DeviceState *dev, Error **= errp) warn_report_err(err); } =20 + if (!vfio_ap_register_irq_notifier(vapdev, VFIO_AP_CFG_CHG_IRQ_INDEX, = &err)) + { + /* + * Report this error, but do not make it a failing condition. + * Lack of this IRQ in the host does not prevent normal operation. + */ + warn_report_err(err); + } + return; =20 error: @@ -187,6 +217,7 @@ static void vfio_ap_unrealize(DeviceState *dev) VFIOAPDevice *vapdev =3D VFIO_AP_DEVICE(dev); =20 vfio_ap_unregister_irq_notifier(vapdev, VFIO_AP_REQ_IRQ_INDEX); + vfio_ap_unregister_irq_notifier(vapdev, VFIO_AP_CFG_CHG_IRQ_INDEX); vfio_detach_device(&vapdev->vdev); g_free(vapdev->vdev.name); } --=20 2.48.1 From nobody Mon Sep 8 21:40:30 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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Fri, 25 Apr 2025 05:24:05 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=NNvPcJkybWfM0erO2 rs2UnYhQcDp7vu4DkKQ3Ex430M=; b=HLiF2avfmYRAB44UO1ROhZuqqt/rnx0s+ uc2EbTXqut9gK0vxXkncbepUU2IQ/3qTgm4ANSxVJt2P9T4c9z09kCahg7EN136a /NOFyayjH2cma77t3N5f1McsZORsNoZ06SJJiDjAwQ7I1fCbGZlwmnMDtefOAzOf MFzWRK6kLyUiod6/BaJ8XO4auoKGAgse5lQUHuaPRdSjOhHDkRdf/2uTcyENIIMn 9vjBP56xnwQGuGX1IErFFSgZ8I9hvTX1TUM8CSJntpHm0hmWJ/hqSyNah0Db0Z6v F5yiWVLfUze+87iRK92Q/MGR1EWHHBeX+sZsn9peQHG5PgM6Qkijg== From: Rorie Reyes To: qemu-devel@nongnu.org, qemu-s390x@nongnu.org Cc: pbonzini@redhat.com, cohuck@redhat.com, pasic@linux.ibm.com, jjherne@linux.ibm.com, borntraeger@linux.ibm.com, alex.williamson@redhat.com, clg@redhat.com, thuth@redhat.com, akrowiak@linux.ibm.com, rreyes@linux.ibm.com Subject: [PATCH v7 4/6] hw/vfio/ap: store object indicating AP config changed in a queue Date: Fri, 25 Apr 2025 01:23:59 -0400 Message-ID: <20250425052401.8287-5-rreyes@linux.ibm.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250425052401.8287-1-rreyes@linux.ibm.com> References: <20250425052401.8287-1-rreyes@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNDI1MDAzNSBTYWx0ZWRfX4Y7rAoe3XhZz EcHXDYVCMOM876P1AWJNSgqdn+nboHcuuwbhyd085FWDqfYofZUlnXzTtLjbECmJ6jfB00TH3rT cuIIg2nUJfuzmQG6LtaOd9NoOfY70d6B73sW7/fUFWKybh88/QHofePjnaPptYA3WcP653UifiE 5lwyHcnQq6oubunnttdfItS72JLfVOolqkMESBzzA4NBi+tEev2cElvriOvKXQipPn9EWmJtcPR jZdzme7dRr17TzAuKlWaszT3q8AxrlFDxE/D+Ou2xOKv5Cp7VijmP+IYxyWMmKDZWT4lqji3MDO rAcMg+/8hLSdMPjH7S+mpVoTidcl3EgEaDWuxgzXFd2fIwNdrvYtR5gUxoxPq046ssRmS8HTAY8 KHI//JUY9BvRJ5Zzwou90HPY2U16JwQJBHTH8uLrUPbIUeSEjACwz/M0A0IcMDYLrql6gSnX X-Proofpoint-ORIG-GUID: GFyKwVWOjJdxWgnjtr7hZPHCGqYSJFTX X-Authority-Analysis: v=2.4 cv=JLU7s9Kb c=1 sm=1 tr=0 ts=680b1c78 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=XR8D0OoHHMoA:10 a=VnNF1IyMAAAA:8 a=n_lu--N5RhutrOJcQFMA:9 X-Proofpoint-GUID: GFyKwVWOjJdxWgnjtr7hZPHCGqYSJFTX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-04-25_01,2025-04-24_02,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 priorityscore=1501 adultscore=0 mlxlogscore=999 suspectscore=0 clxscore=1015 impostorscore=0 lowpriorityscore=0 malwarescore=0 bulkscore=0 mlxscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2504250035 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.158.5; envelope-from=rreyes@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1745558714311019000 Content-Type: text/plain; charset="utf-8" Creates an object indicating that an AP configuration change event has been received and stores it in a queue. These objects will later be used to store event information for an AP configuration change when the CHSC instruction is intercepted. Signed-off-by: Rorie Reyes --- hw/vfio/ap.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c index fcb07ef486..3e94d6ffce 100644 --- a/hw/vfio/ap.c +++ b/hw/vfio/ap.c @@ -41,6 +41,13 @@ struct VFIOAPDevice { EventNotifier cfg_notifier; }; =20 +typedef struct APConfigChgEvent { + QTAILQ_ENTRY(APConfigChgEvent) next; +} APConfigChgEvent; + +QTAILQ_HEAD(, APConfigChgEvent) cfg_chg_events =3D + QTAILQ_HEAD_INITIALIZER(cfg_chg_events); + OBJECT_DECLARE_SIMPLE_TYPE(VFIOAPDevice, VFIO_AP_DEVICE) =20 static void vfio_ap_compute_needs_reset(VFIODevice *vdev) @@ -74,12 +81,17 @@ static void vfio_ap_req_notifier_handler(void *opaque) =20 static void vfio_ap_cfg_chg_notifier_handler(void *opaque) { + APConfigChgEvent *cfg_chg_event; VFIOAPDevice *vapdev =3D opaque; =20 if (!event_notifier_test_and_clear(&vapdev->cfg_notifier)) { return; } =20 + cfg_chg_event =3D g_new0(APConfigChgEvent, 1); + + QTAILQ_INSERT_TAIL(&cfg_chg_events, cfg_chg_event, next); + css_generate_css_crws(0); =20 } --=20 2.48.1 From nobody Mon Sep 8 21:40:30 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1745558755; cv=none; d=zohomail.com; s=zohoarc; b=a/0lUhgJ7WHWbLQ3FQ5faALfQdihObUhrWcYUFqS34eJ1/dM8wiQJKFRsruH7IoeEUwVxeonS2H/OTTvj5a8Qg+Thqhe+GWi1yCNR+jukclMIkRaxd55x7xo6DmqIHpn5yyqcbhawvkT2wJO1qgMYzX4O7Ssb/3j4nMYRm0utxo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1745558755; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=WdrJg3k3iYg1FbznwiJQRQmDNzW+vHw3NlbsIuLykmE=; b=leZo+3789Uo3m7we8VaqFeoJVpHCJgeiqAxA6Gh5RRH2v9fyhtGFmzDtEi1BvqADugSZhxvb6DO9l5+ICg3Xiq990WQICelXX+MDzYeXHZ96dfOV6MokxNSsHoY8suPj9fI+EyKDAstM8TBf0T60/U/vfFCSBPJq4Yptl0HBczQ= ARC-Authentication-Results: i=1; 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Fri, 25 Apr 2025 05:24:07 +0000 (GMT) Received: from smtpav02.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 749C758051; Fri, 25 Apr 2025 05:24:06 +0000 (GMT) Received: from localhost.localdomain (unknown [9.61.253.76]) by smtpav02.dal12v.mail.ibm.com (Postfix) with ESMTP; Fri, 25 Apr 2025 05:24:06 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=WdrJg3k3iYg1Fbznw iJQRQmDNzW+vHw3NlbsIuLykmE=; b=NxNe+vp/NkIQHpllHAWPOPQiGZB9nTvua wRS7BBKJYg3WFEF9HxEJEiMrIShZC48VLO6zDQcaFzv1LYnl0QIkayDIUr0Rvjkz LyYqvN68SCuWM1DP7s3hEsi2JydPYTtGBfpDTRQn3420PaYRzUiTLS27FUHecw4b rAQpHIyJhJb77lUXU3kSK3yXtd7Lncr/g6RudNwwq9DTw2HA+0vnGhci+i2JK6FJ RVCf8a0FkZcFm5DNsYtDcNfF0JYm7Qry+3wVxaEpSacB+88zETyQX+NxHXx8QQmj ecjlNwsfLmEe4WVXrM+Dw1eSWr0Z7s0mqbCqdPqNHy6Smv+Vbjvbg== From: Rorie Reyes To: qemu-devel@nongnu.org, qemu-s390x@nongnu.org Cc: pbonzini@redhat.com, cohuck@redhat.com, pasic@linux.ibm.com, jjherne@linux.ibm.com, borntraeger@linux.ibm.com, alex.williamson@redhat.com, clg@redhat.com, thuth@redhat.com, akrowiak@linux.ibm.com, rreyes@linux.ibm.com Subject: [PATCH v7 5/6] hw/vfio/ap: Storing event information for an AP configuration change event Date: Fri, 25 Apr 2025 01:24:00 -0400 Message-ID: <20250425052401.8287-6-rreyes@linux.ibm.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250425052401.8287-1-rreyes@linux.ibm.com> References: <20250425052401.8287-1-rreyes@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNDI1MDAzNSBTYWx0ZWRfX4iW8yX7jklRP 6ZalB5eslnbadubBwNXtFnEgr4sajxpYhmYQ81jcDQ6NiqTYmXjUSgTUO82gszzcKuAgRfo/y8N S37ryjSaLhP/l8mL6Q0cUukj5bfjcXAnvG28132HhEa8486AvenD55UqHgfpAl517GwMJ6F4Ae8 y3RLAhLmx2hzSBU81iWP37LqL8+7w1HzWqYkfzmCxiZlsdudixZYS2+aDz7Rvcu/0bNBH0txUII mIqheIB3q0Xz9BifhWmrcQUj925qLMkKTky0e4tODyyVS9txu+wsX8s1aWw0lCZzU6rWq+eb8nN Hdwf9JzS29gqHlCus9xaUw0kz9CmYDwuYsjRHM877yZlx7FGXklsMfsftAY2gnC9ouBgwHUQpjA uJoiLsaWqivOG7ohkdrrLYrWy3K6Rn9o5u0d9e4k1eASiHu51KCly7WKElLQPdBq+qVzD+41 X-Proofpoint-GUID: 4hNiLArtpqY8LbmvXguvF75CYrO04kfz X-Authority-Analysis: v=2.4 cv=IciHWXqa c=1 sm=1 tr=0 ts=680b1c79 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=XR8D0OoHHMoA:10 a=sWKEhP36mHoA:10 a=VnNF1IyMAAAA:8 a=5Tnt1MKFKjqkw37VLmgA:9 X-Proofpoint-ORIG-GUID: 4hNiLArtpqY8LbmvXguvF75CYrO04kfz X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-04-25_01,2025-04-24_02,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 malwarescore=0 adultscore=0 mlxlogscore=999 mlxscore=0 impostorscore=0 phishscore=0 bulkscore=0 clxscore=1015 spamscore=0 priorityscore=1501 suspectscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2504250035 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.158.5; envelope-from=rreyes@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1745558757958019000 Content-Type: text/plain; charset="utf-8" These functions can be invoked by the function that handles interception of the CHSC SEI instruction for requests indicating the accessibility of one or more adjunct processors has changed. Signed-off-by: Rorie Reyes --- hw/vfio/ap.c | 39 ++++++++++++++++++++++++++++++++++++ include/hw/s390x/ap-bridge.h | 22 ++++++++++++++++++++ 2 files changed, 61 insertions(+) diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c index 3e94d6ffce..3a013764b9 100644 --- a/hw/vfio/ap.c +++ b/hw/vfio/ap.c @@ -96,6 +96,45 @@ static void vfio_ap_cfg_chg_notifier_handler(void *opaqu= e) =20 } =20 +int ap_chsc_sei_nt0_get_event(void *res) +{ + ChscSeiNt0Res *nt0_res =3D (ChscSeiNt0Res *)res; + APConfigChgEvent *cfg_chg_event; + + if (!ap_chsc_sei_nt0_have_event()) { + return 1; + } + + cfg_chg_event =3D QTAILQ_FIRST(&cfg_chg_events); + memset(nt0_res, 0, sizeof(*nt0_res)); + + QTAILQ_REMOVE(&cfg_chg_events, cfg_chg_event, next); + g_free(cfg_chg_event); + + /* + * If there are any AP configuration change events in the queue, + * indicate to the caller that there is pending event info in + * the response block + */ + if (ap_chsc_sei_nt0_have_event()) { + nt0_res->flags |=3D PENDING_EVENT_INFO_BITMASK; + } + + nt0_res->length =3D sizeof(ChscSeiNt0Res); + nt0_res->code =3D NT0_RES_RESPONSE_CODE; + nt0_res->nt =3D NT0_RES_NT_DEFAULT; + nt0_res->rs =3D NT0_RES_RS_AP_CHANGE; + nt0_res->cc =3D NT0_RES_CC_AP_CHANGE; + + return 0; + +} + +int ap_chsc_sei_nt0_have_event(void) +{ + return !QTAILQ_EMPTY(&cfg_chg_events); +} + static bool vfio_ap_register_irq_notifier(VFIOAPDevice *vapdev, unsigned int irq, Error **errp) { diff --git a/include/hw/s390x/ap-bridge.h b/include/hw/s390x/ap-bridge.h index 470e439a98..f4d838bf99 100644 --- a/include/hw/s390x/ap-bridge.h +++ b/include/hw/s390x/ap-bridge.h @@ -16,4 +16,26 @@ =20 void s390_init_ap(void); =20 +typedef struct ChscSeiNt0Res { + uint16_t length; + uint16_t code; + uint8_t reserved1; + uint16_t reserved2; + uint8_t nt; +#define PENDING_EVENT_INFO_BITMASK 0x80; + uint8_t flags; + uint8_t reserved3; + uint8_t rs; + uint8_t cc; +} QEMU_PACKED ChscSeiNt0Res; + +#define NT0_RES_RESPONSE_CODE 1; +#define NT0_RES_NT_DEFAULT 0; +#define NT0_RES_RS_AP_CHANGE 5; +#define NT0_RES_CC_AP_CHANGE 3; + +int ap_chsc_sei_nt0_get_event(void *res); 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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=rreyes@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1745558727730019000 Content-Type: text/plain; charset="utf-8" Handle interception of the CHSC SEI instruction for requests indicating the guest's AP configuration has changed. If configuring -without-defaul-devices, hw/vfio/ap-sub.c was created to handle such circumstance. Also added if CONFIG_VFIO_AP is false, it will use the stub file. Signed-off-by: Rorie Reyes Reviewed-by: Anthony Krowiak Tested-by: Anthony Krowiak --- MAINTAINERS | 1 + hw/vfio/ap-stub.c | 23 +++++++++++++++++++++++ hw/vfio/meson.build | 1 + target/s390x/ioinst.c | 11 +++++++++-- 4 files changed, 34 insertions(+), 2 deletions(-) create mode 100644 hw/vfio/ap-stub.c diff --git a/MAINTAINERS b/MAINTAINERS index 661a47db5a..ad85d081e3 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -112,6 +112,7 @@ F: hw/intc/s390_flic.c F: hw/intc/s390_flic_kvm.c F: hw/s390x/ F: hw/vfio/ap.c +F: hw/vfio/ap-stub.c F: hw/vfio/ccw.c F: hw/watchdog/wdt_diag288.c F: include/hw/s390x/ diff --git a/hw/vfio/ap-stub.c b/hw/vfio/ap-stub.c new file mode 100644 index 0000000000..9d2c4c2e67 --- /dev/null +++ b/hw/vfio/ap-stub.c @@ -0,0 +1,23 @@ +/* + * VFIO based AP matrix device assignment + * + * Copyright 2025 IBM Corp. + * Author(s): Rorie Reyes + * + * This work is licensed under the terms of the GNU GPL, version 2 or (at + * your option) any later version. See the COPYING file in the top-level + * directory. + */ + +#include "qemu/osdep.h" +#include "hw/s390x/ap-bridge.h" + +int ap_chsc_sei_nt0_get_event(void *res) +{ + return 0; +} + +int ap_chsc_sei_nt0_have_event(void) +{ + return 0; +} diff --git a/hw/vfio/meson.build b/hw/vfio/meson.build index a8939c8386..28f4c959b8 100644 --- a/hw/vfio/meson.build +++ b/hw/vfio/meson.build @@ -11,6 +11,7 @@ vfio_ss.add(when: 'CONFIG_VFIO_PCI', if_true: files( vfio_ss.add(when: 'CONFIG_VFIO_CCW', if_true: files('ccw.c')) vfio_ss.add(when: 'CONFIG_VFIO_PLATFORM', if_true: files('platform.c')) vfio_ss.add(when: 'CONFIG_VFIO_AP', if_true: files('ap.c')) +vfio_ss.add(when: 'CONFIG_VFIO_AP', if_false: files('ap-stub.c')) vfio_ss.add(when: 'CONFIG_VFIO_IGD', if_true: files('igd.c')) =20 specific_ss.add_all(when: 'CONFIG_VFIO', if_true: vfio_ss) diff --git a/target/s390x/ioinst.c b/target/s390x/ioinst.c index fe62ba5b06..2320dd4c12 100644 --- a/target/s390x/ioinst.c +++ b/target/s390x/ioinst.c @@ -18,6 +18,7 @@ #include "trace.h" #include "hw/s390x/s390-pci-bus.h" #include "target/s390x/kvm/pv.h" +#include "hw/s390x/ap-bridge.h" =20 /* All I/O instructions but chsc use the s format */ static uint64_t get_address_from_regs(CPUS390XState *env, uint32_t ipb, @@ -574,13 +575,19 @@ out: =20 static int chsc_sei_nt0_get_event(void *res) { - /* no events yet */ + if (s390_has_feat(S390_FEAT_AP)) { + return ap_chsc_sei_nt0_get_event(res); + } + return 1; } =20 static int chsc_sei_nt0_have_event(void) { - /* no events yet */ + if (s390_has_feat(S390_FEAT_AP)) { + return ap_chsc_sei_nt0_have_event(); + } + return 0; } =20 --=20 2.48.1