Merge tag 'pull-request-2023-09-12' of https://gitlab.com/thuth/qemu …

…into staging * Enable AP (crypto adapter) instructions for s390x PV-guests * Allow NVME for s390x machines * Update Linux headers to v6.6-rc1 # -----BEGIN PGP SIGNATURE----- # # iQJFBAABCAAvFiEEJ7iIR+7gJQEY8+q5LtnXdP5wLbUFAmUATY8RHHRodXRoQHJl # ZGhhdC5jb20ACgkQLtnXdP5wLbVjBhAAlfXhQuxFdSRkPLyPgSuAInGTZfsW7A56 # 6vunyzP3ZyY5G0WtbgKZ5ovDIfjzlNYvkxWmQ4m4PWEY2JaBKOqeS9+lFkdZmGD9 # Sj1u+EereQS5MsJ31Vg2LHDKv5QbtNbVOq4KIm30qpzj1OfhfZzzqU0tGnaDlz/T # PW2bSQl4cGHExcYpprWx02cXsMnodWwGV2FTgtc9D42YyE1q5IDX8phjFFzUHfcQ # p3cjM0S2M8KOGJ5+0w2/0C4DEKgLH0OuA/JY3W+f94O+jdqoYUJpom4m6FywIKrr # 38c7UqQESh7r/te1UkgvxfVCbTlptsS21xQNbsa+TS/apP6IMU7VJI3N14Qshtba # cqcP54aGC+9v5FRz7E5njCJWJQv9JWInrKYTEEtSTFCguGCQO2owulba70MNrQc8 # hQkBXOzqnqYVxdktcHkbnq6QZoKLfsGAxfarQPPJySNUyGgoaM0JFlzp3z0hjAHY # aGRZdN4kU+hF7/0RQygYDN4AzTQhn3EMZ6q6o81xVeKzfbziA3fCLXX5J1bd+rO8 # 3LKPrmOuk3dadRVlVTyFrtlG9SEMRen8dh12oru28ebW2WTeYm71zQf7SCPGzaKE # hJMtlN7B9ogGxDpLJvTDLHbKNbwyIcW00GjyWiUwBg88ACg63tulD2kpUxBs2PwF # bVk/lIWMqL0= # =zeRZ # -----END PGP SIGNATURE----- # gpg: Signature made Tue 12 Sep 2023 07:37:51 EDT # gpg: using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5 # gpg: issuer "thuth@redhat.com" # gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full] # gpg: aka "Thomas Huth <thuth@redhat.com>" [full] # gpg: aka "Thomas Huth <huth@tuxfamily.org>" [full] # gpg: aka "Thomas Huth <th.huth@posteo.de>" [unknown] # Primary key fingerprint: 27B8 8847 EEE0 2501 18F3 EAB9 2ED9 D774 FE70 2DB5 * tag 'pull-request-2023-09-12' of https://gitlab.com/thuth/qemu: tests/qtest/pflash: Clean up local variable shadowing kconfig: Add NVME to s390x machines target/s390x: AP-passthrough for PV guests target/s390x/kvm: Refactor AP functionalities linux-headers: Update to Linux v6.6-rc1 s390x: do a subsystem reset before the unprotect on reboot s390x/ap: fix missing subsystem reset registration Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
qemu · Sep 12, 2023 · 59c2144 · 59c2144
2 parents 36b68ca + 82fdcd3
commit 59c2144
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Showing 31 changed files with 460 additions and 25 deletions.
diff --git a/hw/nvme/Kconfig b/hw/nvme/Kconfig
@@ -1,4 +1,4 @@
 config NVME_PCI
     bool
-    default y if PCI_DEVICES
+    default y if PCI_DEVICES || PCIE_DEVICES
     depends on PCI
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
@@ -109,6 +109,7 @@ static const char *const reset_dev_types[] = {
     "s390-flic",
     "diag288",
     TYPE_S390_PCI_HOST_BRIDGE,
+    TYPE_AP_BRIDGE,
 };
 
 static void subsystem_reset(void)
@@ -437,10 +438,20 @@ static void s390_machine_reset(MachineState *machine, ShutdownCause reason)
     switch (reset_type) {
     case S390_RESET_EXTERNAL:
     case S390_RESET_REIPL:
+        /*
+         * Reset the subsystem which includes a AP reset. If a PV
+         * guest had APQNs attached the AP reset is a prerequisite to
+         * unprotecting since the UV checks if all APQNs are reset.
+         */
+        subsystem_reset();
         if (s390_is_pv()) {
             s390_machine_unprotect(ms);
         }
 
+        /*
+         * Device reset includes CPU clear resets so this has to be
+         * done AFTER the unprotect call above.
+         */
         qemu_devices_reset(reason);
         s390_crypto_reset();
 

diff --git a/include/standard-headers/linux/fuse.h b/include/standard-headers/linux/fuse.h
@@ -206,6 +206,11 @@
  *  - add extension header
  *  - add FUSE_EXT_GROUPS
  *  - add FUSE_CREATE_SUPP_GROUP
+ *  - add FUSE_HAS_EXPIRE_ONLY
+ *
+ *  7.39
+ *  - add FUSE_DIRECT_IO_RELAX
+ *  - add FUSE_STATX and related structures
  */
 
 #ifndef _LINUX_FUSE_H
@@ -237,7 +242,7 @@
 #define FUSE_KERNEL_VERSION 7
 
 /** Minor version number of this interface */
-#define FUSE_KERNEL_MINOR_VERSION 38
+#define FUSE_KERNEL_MINOR_VERSION 39
 
 /** The node ID of the root inode */
 #define FUSE_ROOT_ID 1
@@ -264,6 +269,40 @@ struct fuse_attr {
 	uint32_t	flags;
 };
 
+/*
+ * The following structures are bit-for-bit compatible with the statx(2) ABI in
+ * Linux.
+ */
+struct fuse_sx_time {
+	int64_t		tv_sec;
+	uint32_t	tv_nsec;
+	int32_t		__reserved;
+};
+
+struct fuse_statx {
+	uint32_t	mask;
+	uint32_t	blksize;
+	uint64_t	attributes;
+	uint32_t	nlink;
+	uint32_t	uid;
+	uint32_t	gid;
+	uint16_t	mode;
+	uint16_t	__spare0[1];
+	uint64_t	ino;
+	uint64_t	size;
+	uint64_t	blocks;
+	uint64_t	attributes_mask;
+	struct fuse_sx_time	atime;
+	struct fuse_sx_time	btime;
+	struct fuse_sx_time	ctime;
+	struct fuse_sx_time	mtime;
+	uint32_t	rdev_major;
+	uint32_t	rdev_minor;
+	uint32_t	dev_major;
+	uint32_t	dev_minor;
+	uint64_t	__spare2[14];
+};
+
 struct fuse_kstatfs {
 	uint64_t	blocks;
 	uint64_t	bfree;
@@ -365,6 +404,9 @@ struct fuse_file_lock {
  * FUSE_HAS_INODE_DAX:  use per inode DAX
  * FUSE_CREATE_SUPP_GROUP: add supplementary group info to create, mkdir,
  *			symlink and mknod (single group that matches parent)
+ * FUSE_HAS_EXPIRE_ONLY: kernel supports expiry-only entry invalidation
+ * FUSE_DIRECT_IO_RELAX: relax restrictions in FOPEN_DIRECT_IO mode, for now
+ *                       allow shared mmap
  */
 #define FUSE_ASYNC_READ		(1 << 0)
 #define FUSE_POSIX_LOCKS	(1 << 1)
@@ -402,6 +444,8 @@ struct fuse_file_lock {
 #define FUSE_SECURITY_CTX	(1ULL << 32)
 #define FUSE_HAS_INODE_DAX	(1ULL << 33)
 #define FUSE_CREATE_SUPP_GROUP	(1ULL << 34)
+#define FUSE_HAS_EXPIRE_ONLY	(1ULL << 35)
+#define FUSE_DIRECT_IO_RELAX	(1ULL << 36)
 
 /**
  * CUSE INIT request/reply flags
@@ -568,6 +612,7 @@ enum fuse_opcode {
 	FUSE_REMOVEMAPPING	= 49,
 	FUSE_SYNCFS		= 50,
 	FUSE_TMPFILE		= 51,
+	FUSE_STATX		= 52,
 
 	/* CUSE specific operations */
 	CUSE_INIT		= 4096,
@@ -632,6 +677,22 @@ struct fuse_attr_out {
 	struct fuse_attr attr;
 };
 
+struct fuse_statx_in {
+	uint32_t	getattr_flags;
+	uint32_t	reserved;
+	uint64_t	fh;
+	uint32_t	sx_flags;
+	uint32_t	sx_mask;
+};
+
+struct fuse_statx_out {
+	uint64_t	attr_valid;	/* Cache timeout for the attributes */
+	uint32_t	attr_valid_nsec;
+	uint32_t	flags;
+	uint64_t	spare[2];
+	struct fuse_statx stat;
+};
+
 #define FUSE_COMPAT_MKNOD_IN_SIZE 8
 
 struct fuse_mknod_in {

diff --git a/include/standard-headers/linux/vhost_types.h b/include/standard-headers/linux/vhost_types.h
@@ -181,5 +181,9 @@ struct vhost_vdpa_iova_range {
 #define VHOST_BACKEND_F_SUSPEND  0x4
 /* Device can be resumed */
 #define VHOST_BACKEND_F_RESUME  0x5
+/* Device supports the driver enabling virtqueues both before and after
+ * DRIVER_OK
+ */
+#define VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK  0x6
 
 #endif
diff --git a/include/standard-headers/linux/virtio_net.h b/include/standard-headers/linux/virtio_net.h
@@ -56,6 +56,7 @@
 #define VIRTIO_NET_F_MQ	22	/* Device supports Receive Flow
 					 * Steering */
 #define VIRTIO_NET_F_CTRL_MAC_ADDR 23	/* Set MAC address */
+#define VIRTIO_NET_F_VQ_NOTF_COAL 52	/* Device supports virtqueue notification coalescing */
 #define VIRTIO_NET_F_NOTF_COAL	53	/* Device supports notifications coalescing */
 #define VIRTIO_NET_F_GUEST_USO4	54	/* Guest can handle USOv4 in. */
 #define VIRTIO_NET_F_GUEST_USO6	55	/* Guest can handle USOv6 in. */
@@ -391,5 +392,18 @@ struct virtio_net_ctrl_coal_rx {
 };
 
 #define VIRTIO_NET_CTRL_NOTF_COAL_RX_SET		1
+#define VIRTIO_NET_CTRL_NOTF_COAL_VQ_SET		2
+#define VIRTIO_NET_CTRL_NOTF_COAL_VQ_GET		3
+
+struct virtio_net_ctrl_coal {
+	uint32_t max_packets;
+	uint32_t max_usecs;
+};
+
+struct  virtio_net_ctrl_coal_vq {
+	uint16_t vqn;
+	uint16_t reserved;
+	struct virtio_net_ctrl_coal coal;
+};
 
 #endif /* _LINUX_VIRTIO_NET_H */
diff --git a/linux-headers/asm-arm64/bitsperlong.h b/linux-headers/asm-arm64/bitsperlong.h
@@ -1 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ * Copyright (C) 2012 ARM Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __ASM_BITSPERLONG_H
+#define __ASM_BITSPERLONG_H
+
+#define __BITS_PER_LONG 64
+
 #include <asm-generic/bitsperlong.h>
+
+#endif	/* __ASM_BITSPERLONG_H */
diff --git a/linux-headers/asm-generic/unistd.h b/linux-headers/asm-generic/unistd.h
@@ -820,8 +820,11 @@ __SYSCALL(__NR_set_mempolicy_home_node, sys_set_mempolicy_home_node)
 #define __NR_cachestat 451
 __SYSCALL(__NR_cachestat, sys_cachestat)
 
+#define __NR_fchmodat2 452
+__SYSCALL(__NR_fchmodat2, sys_fchmodat2)
+
 #undef __NR_syscalls
-#define __NR_syscalls 452
+#define __NR_syscalls 453
 
 /*
  * 32 bit systems traditionally used different

diff --git a/linux-headers/asm-mips/unistd_n32.h b/linux-headers/asm-mips/unistd_n32.h
@@ -380,5 +380,6 @@
 #define __NR_futex_waitv (__NR_Linux + 449)
 #define __NR_set_mempolicy_home_node (__NR_Linux + 450)
 #define __NR_cachestat (__NR_Linux + 451)
+#define __NR_fchmodat2 (__NR_Linux + 452)
 
 #endif /* _ASM_UNISTD_N32_H */
diff --git a/linux-headers/asm-mips/unistd_n64.h b/linux-headers/asm-mips/unistd_n64.h
@@ -356,5 +356,6 @@
 #define __NR_futex_waitv (__NR_Linux + 449)
 #define __NR_set_mempolicy_home_node (__NR_Linux + 450)
 #define __NR_cachestat (__NR_Linux + 451)
+#define __NR_fchmodat2 (__NR_Linux + 452)
 
 #endif /* _ASM_UNISTD_N64_H */
diff --git a/linux-headers/asm-mips/unistd_o32.h b/linux-headers/asm-mips/unistd_o32.h
@@ -426,5 +426,6 @@
 #define __NR_futex_waitv (__NR_Linux + 449)
 #define __NR_set_mempolicy_home_node (__NR_Linux + 450)
 #define __NR_cachestat (__NR_Linux + 451)
+#define __NR_fchmodat2 (__NR_Linux + 452)
 
 #endif /* _ASM_UNISTD_O32_H */
diff --git a/linux-headers/asm-powerpc/unistd_32.h b/linux-headers/asm-powerpc/unistd_32.h
@@ -433,6 +433,7 @@
 #define __NR_futex_waitv 449
 #define __NR_set_mempolicy_home_node 450
 #define __NR_cachestat 451
+#define __NR_fchmodat2 452
 
 
 #endif /* _ASM_UNISTD_32_H */
diff --git a/linux-headers/asm-powerpc/unistd_64.h b/linux-headers/asm-powerpc/unistd_64.h
@@ -405,6 +405,7 @@
 #define __NR_futex_waitv 449
 #define __NR_set_mempolicy_home_node 450
 #define __NR_cachestat 451
+#define __NR_fchmodat2 452
 
 
 #endif /* _ASM_UNISTD_64_H */
diff --git a/linux-headers/asm-riscv/bitsperlong.h b/linux-headers/asm-riscv/bitsperlong.h
@@ -1 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
+/*
+ * Copyright (C) 2012 ARM Ltd.
+ * Copyright (C) 2015 Regents of the University of California
+ */
+
+#ifndef _ASM_RISCV_BITSPERLONG_H
+#define _ASM_RISCV_BITSPERLONG_H
+
+#define __BITS_PER_LONG (__SIZEOF_POINTER__ * 8)
+
 #include <asm-generic/bitsperlong.h>
+
+#endif /* _ASM_RISCV_BITSPERLONG_H */
diff --git a/linux-headers/asm-riscv/kvm.h b/linux-headers/asm-riscv/kvm.h
@@ -55,6 +55,7 @@ struct kvm_riscv_config {
 	unsigned long marchid;
 	unsigned long mimpid;
 	unsigned long zicboz_block_size;
+	unsigned long satp_mode;
 };
 
 /* CORE registers for KVM_GET_ONE_REG and KVM_SET_ONE_REG */
@@ -124,6 +125,12 @@ enum KVM_RISCV_ISA_EXT_ID {
 	KVM_RISCV_ISA_EXT_SSAIA,
 	KVM_RISCV_ISA_EXT_V,
 	KVM_RISCV_ISA_EXT_SVNAPOT,
+	KVM_RISCV_ISA_EXT_ZBA,
+	KVM_RISCV_ISA_EXT_ZBS,
+	KVM_RISCV_ISA_EXT_ZICNTR,
+	KVM_RISCV_ISA_EXT_ZICSR,
+	KVM_RISCV_ISA_EXT_ZIFENCEI,
+	KVM_RISCV_ISA_EXT_ZIHPM,
 	KVM_RISCV_ISA_EXT_MAX,
 };
 
@@ -193,6 +200,15 @@ enum KVM_RISCV_SBI_EXT_ID {
 
 /* ISA Extension registers are mapped as type 7 */
 #define KVM_REG_RISCV_ISA_EXT		(0x07 << KVM_REG_RISCV_TYPE_SHIFT)
+#define KVM_REG_RISCV_ISA_SINGLE	(0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT)
+#define KVM_REG_RISCV_ISA_MULTI_EN	(0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT)
+#define KVM_REG_RISCV_ISA_MULTI_DIS	(0x2 << KVM_REG_RISCV_SUBTYPE_SHIFT)
+#define KVM_REG_RISCV_ISA_MULTI_REG(__ext_id)	\
+		((__ext_id) / __BITS_PER_LONG)
+#define KVM_REG_RISCV_ISA_MULTI_MASK(__ext_id)	\
+		(1UL << ((__ext_id) % __BITS_PER_LONG))
+#define KVM_REG_RISCV_ISA_MULTI_REG_LAST	\
+		KVM_REG_RISCV_ISA_MULTI_REG(KVM_RISCV_ISA_EXT_MAX - 1)
 
 /* SBI extension registers are mapped as type 8 */
 #define KVM_REG_RISCV_SBI_EXT		(0x08 << KVM_REG_RISCV_TYPE_SHIFT)

diff --git a/linux-headers/asm-s390/kvm.h b/linux-headers/asm-s390/kvm.h
@@ -159,6 +159,22 @@ struct kvm_s390_vm_cpu_subfunc {
 	__u8 reserved[1728];
 };
 
+#define KVM_S390_VM_CPU_PROCESSOR_UV_FEAT_GUEST	6
+#define KVM_S390_VM_CPU_MACHINE_UV_FEAT_GUEST	7
+
+#define KVM_S390_VM_CPU_UV_FEAT_NR_BITS	64
+struct kvm_s390_vm_cpu_uv_feat {
+	union {
+		struct {
+			__u64 : 4;
+			__u64 ap : 1;		/* bit 4 */
+			__u64 ap_intr : 1;	/* bit 5 */
+			__u64 : 58;
+		};
+		__u64 feat;
+	};
+};
+
 /* kvm attributes for crypto */
 #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW	0
 #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW	1

diff --git a/linux-headers/asm-s390/unistd_32.h b/linux-headers/asm-s390/unistd_32.h
@@ -424,5 +424,6 @@
 #define __NR_futex_waitv 449
 #define __NR_set_mempolicy_home_node 450
 #define __NR_cachestat 451
+#define __NR_fchmodat2 452
 
 #endif /* _ASM_S390_UNISTD_32_H */
diff --git a/linux-headers/asm-s390/unistd_64.h b/linux-headers/asm-s390/unistd_64.h
@@ -372,5 +372,6 @@
 #define __NR_futex_waitv 449
 #define __NR_set_mempolicy_home_node 450
 #define __NR_cachestat 451
+#define __NR_fchmodat2 452
 
 #endif /* _ASM_S390_UNISTD_64_H */
diff --git a/linux-headers/asm-x86/mman.h b/linux-headers/asm-x86/mman.h
@@ -3,14 +3,10 @@
 #define _ASM_X86_MMAN_H
 
 #define MAP_32BIT	0x40		/* only give out 32bit addresses */
+#define MAP_ABOVE4G	0x80		/* only map above 4GB */
 
-#ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS
-#define arch_calc_vm_prot_bits(prot, key) (		\
-		((key) & 0x1 ? VM_PKEY_BIT0 : 0) |      \
-		((key) & 0x2 ? VM_PKEY_BIT1 : 0) |      \
-		((key) & 0x4 ? VM_PKEY_BIT2 : 0) |      \
-		((key) & 0x8 ? VM_PKEY_BIT3 : 0))
-#endif
+/* Flags for map_shadow_stack(2) */
+#define SHADOW_STACK_SET_TOKEN	(1ULL << 0)	/* Set up a restore token in the shadow stack */
 
 #include <asm-generic/mman.h>
 

diff --git a/linux-headers/asm-x86/unistd_32.h b/linux-headers/asm-x86/unistd_32.h
@@ -442,6 +442,7 @@
 #define __NR_futex_waitv 449
 #define __NR_set_mempolicy_home_node 450
 #define __NR_cachestat 451
+#define __NR_fchmodat2 452
 
 
 #endif /* _ASM_UNISTD_32_H */
diff --git a/linux-headers/asm-x86/unistd_64.h b/linux-headers/asm-x86/unistd_64.h
@@ -364,6 +364,8 @@
 #define __NR_futex_waitv 449
 #define __NR_set_mempolicy_home_node 450
 #define __NR_cachestat 451
+#define __NR_fchmodat2 452
+#define __NR_map_shadow_stack 453
 
 
 #endif /* _ASM_UNISTD_64_H */
diff --git a/linux-headers/asm-x86/unistd_x32.h b/linux-headers/asm-x86/unistd_x32.h
@@ -317,6 +317,7 @@
 #define __NR_futex_waitv (__X32_SYSCALL_BIT + 449)
 #define __NR_set_mempolicy_home_node (__X32_SYSCALL_BIT + 450)
 #define __NR_cachestat (__X32_SYSCALL_BIT + 451)
+#define __NR_fchmodat2 (__X32_SYSCALL_BIT + 452)
 #define __NR_rt_sigaction (__X32_SYSCALL_BIT + 512)
 #define __NR_rt_sigreturn (__X32_SYSCALL_BIT + 513)
 #define __NR_ioctl (__X32_SYSCALL_BIT + 514)