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Diffstat (limited to 'arch/s390/include/asm/kvm_host.h')
-rw-r--r--arch/s390/include/asm/kvm_host.h460
1 files changed, 158 insertions, 302 deletions
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index d5d24889c3bc..ae1223264d3c 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -15,28 +15,30 @@
#include <linux/hrtimer.h>
#include <linux/interrupt.h>
#include <linux/kvm_types.h>
-#include <linux/kvm_host.h>
#include <linux/kvm.h>
#include <linux/seqlock.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/mmu_notifier.h>
+#include <asm/kvm_host_types.h>
#include <asm/debug.h>
#include <asm/cpu.h>
-#include <asm/fpu/api.h>
+#include <asm/fpu.h>
#include <asm/isc.h>
#include <asm/guarded_storage.h>
-#define KVM_S390_BSCA_CPU_SLOTS 64
-#define KVM_S390_ESCA_CPU_SLOTS 248
#define KVM_MAX_VCPUS 255
-#define KVM_USER_MEM_SLOTS 32
+
+#define KVM_INTERNAL_MEM_SLOTS 1
/*
- * These seem to be used for allocating ->chip in the routing table,
- * which we don't use. 4096 is an out-of-thin-air value. If we need
- * to look at ->chip later on, we'll need to revisit this.
+ * These seem to be used for allocating ->chip in the routing table, which we
+ * don't use. 1 is as small as we can get to reduce the needed memory. If we
+ * need to look at ->chip later on, we'll need to revisit this.
*/
#define KVM_NR_IRQCHIPS 1
-#define KVM_IRQCHIP_NUM_PINS 4096
-#define KVM_HALT_POLL_NS_DEFAULT 80000
+#define KVM_IRQCHIP_NUM_PINS 1
+#define KVM_HALT_POLL_NS_DEFAULT 50000
/* s390-specific vcpu->requests bit members */
#define KVM_REQ_ENABLE_IBS KVM_ARCH_REQ(0)
@@ -45,261 +47,11 @@
#define KVM_REQ_START_MIGRATION KVM_ARCH_REQ(3)
#define KVM_REQ_STOP_MIGRATION KVM_ARCH_REQ(4)
#define KVM_REQ_VSIE_RESTART KVM_ARCH_REQ(5)
-
-#define SIGP_CTRL_C 0x80
-#define SIGP_CTRL_SCN_MASK 0x3f
-
-union bsca_sigp_ctrl {
- __u8 value;
- struct {
- __u8 c : 1;
- __u8 r : 1;
- __u8 scn : 6;
- };
-};
-
-union esca_sigp_ctrl {
- __u16 value;
- struct {
- __u8 c : 1;
- __u8 reserved: 7;
- __u8 scn;
- };
-};
-
-struct esca_entry {
- union esca_sigp_ctrl sigp_ctrl;
- __u16 reserved1[3];
- __u64 sda;
- __u64 reserved2[6];
-};
-
-struct bsca_entry {
- __u8 reserved0;
- union bsca_sigp_ctrl sigp_ctrl;
- __u16 reserved[3];
- __u64 sda;
- __u64 reserved2[2];
-};
-
-union ipte_control {
- unsigned long val;
- struct {
- unsigned long k : 1;
- unsigned long kh : 31;
- unsigned long kg : 32;
- };
-};
-
-struct bsca_block {
- union ipte_control ipte_control;
- __u64 reserved[5];
- __u64 mcn;
- __u64 reserved2;
- struct bsca_entry cpu[KVM_S390_BSCA_CPU_SLOTS];
-};
-
-struct esca_block {
- union ipte_control ipte_control;
- __u64 reserved1[7];
- __u64 mcn[4];
- __u64 reserved2[20];
- struct esca_entry cpu[KVM_S390_ESCA_CPU_SLOTS];
-};
-
-/*
- * This struct is used to store some machine check info from lowcore
- * for machine checks that happen while the guest is running.
- * This info in host's lowcore might be overwritten by a second machine
- * check from host when host is in the machine check's high-level handling.
- * The size is 24 bytes.
- */
-struct mcck_volatile_info {
- __u64 mcic;
- __u64 failing_storage_address;
- __u32 ext_damage_code;
- __u32 reserved;
-};
-
-#define CPUSTAT_STOPPED 0x80000000
-#define CPUSTAT_WAIT 0x10000000
-#define CPUSTAT_ECALL_PEND 0x08000000
-#define CPUSTAT_STOP_INT 0x04000000
-#define CPUSTAT_IO_INT 0x02000000
-#define CPUSTAT_EXT_INT 0x01000000
-#define CPUSTAT_RUNNING 0x00800000
-#define CPUSTAT_RETAINED 0x00400000
-#define CPUSTAT_TIMING_SUB 0x00020000
-#define CPUSTAT_SIE_SUB 0x00010000
-#define CPUSTAT_RRF 0x00008000
-#define CPUSTAT_SLSV 0x00004000
-#define CPUSTAT_SLSR 0x00002000
-#define CPUSTAT_ZARCH 0x00000800
-#define CPUSTAT_MCDS 0x00000100
-#define CPUSTAT_KSS 0x00000200
-#define CPUSTAT_SM 0x00000080
-#define CPUSTAT_IBS 0x00000040
-#define CPUSTAT_GED2 0x00000010
-#define CPUSTAT_G 0x00000008
-#define CPUSTAT_GED 0x00000004
-#define CPUSTAT_J 0x00000002
-#define CPUSTAT_P 0x00000001
-
-struct kvm_s390_sie_block {
- atomic_t cpuflags; /* 0x0000 */
- __u32 : 1; /* 0x0004 */
- __u32 prefix : 18;
- __u32 : 1;
- __u32 ibc : 12;
- __u8 reserved08[4]; /* 0x0008 */
-#define PROG_IN_SIE (1<<0)
- __u32 prog0c; /* 0x000c */
- __u8 reserved10[16]; /* 0x0010 */
-#define PROG_BLOCK_SIE (1<<0)
-#define PROG_REQUEST (1<<1)
- atomic_t prog20; /* 0x0020 */
- __u8 reserved24[4]; /* 0x0024 */
- __u64 cputm; /* 0x0028 */
- __u64 ckc; /* 0x0030 */
- __u64 epoch; /* 0x0038 */
- __u32 svcc; /* 0x0040 */
-#define LCTL_CR0 0x8000
-#define LCTL_CR6 0x0200
-#define LCTL_CR9 0x0040
-#define LCTL_CR10 0x0020
-#define LCTL_CR11 0x0010
-#define LCTL_CR14 0x0002
- __u16 lctl; /* 0x0044 */
- __s16 icpua; /* 0x0046 */
-#define ICTL_OPEREXC 0x80000000
-#define ICTL_PINT 0x20000000
-#define ICTL_LPSW 0x00400000
-#define ICTL_STCTL 0x00040000
-#define ICTL_ISKE 0x00004000
-#define ICTL_SSKE 0x00002000
-#define ICTL_RRBE 0x00001000
-#define ICTL_TPROT 0x00000200
- __u32 ictl; /* 0x0048 */
-#define ECA_CEI 0x80000000
-#define ECA_IB 0x40000000
-#define ECA_SIGPI 0x10000000
-#define ECA_MVPGI 0x01000000
-#define ECA_AIV 0x00200000
-#define ECA_VX 0x00020000
-#define ECA_PROTEXCI 0x00002000
-#define ECA_APIE 0x00000008
-#define ECA_SII 0x00000001
- __u32 eca; /* 0x004c */
-#define ICPT_INST 0x04
-#define ICPT_PROGI 0x08
-#define ICPT_INSTPROGI 0x0C
-#define ICPT_EXTREQ 0x10
-#define ICPT_EXTINT 0x14
-#define ICPT_IOREQ 0x18
-#define ICPT_WAIT 0x1c
-#define ICPT_VALIDITY 0x20
-#define ICPT_STOP 0x28
-#define ICPT_OPEREXC 0x2C
-#define ICPT_PARTEXEC 0x38
-#define ICPT_IOINST 0x40
-#define ICPT_KSS 0x5c
- __u8 icptcode; /* 0x0050 */
- __u8 icptstatus; /* 0x0051 */
- __u16 ihcpu; /* 0x0052 */
- __u8 reserved54[2]; /* 0x0054 */
- __u16 ipa; /* 0x0056 */
- __u32 ipb; /* 0x0058 */
- __u32 scaoh; /* 0x005c */
-#define FPF_BPBC 0x20
- __u8 fpf; /* 0x0060 */
-#define ECB_GS 0x40
-#define ECB_TE 0x10
-#define ECB_SRSI 0x04
-#define ECB_HOSTPROTINT 0x02
- __u8 ecb; /* 0x0061 */
-#define ECB2_CMMA 0x80
-#define ECB2_IEP 0x20
-#define ECB2_PFMFI 0x08
-#define ECB2_ESCA 0x04
- __u8 ecb2; /* 0x0062 */
-#define ECB3_DEA 0x08
-#define ECB3_AES 0x04
-#define ECB3_RI 0x01
- __u8 ecb3; /* 0x0063 */
- __u32 scaol; /* 0x0064 */
- __u8 reserved68; /* 0x0068 */
- __u8 epdx; /* 0x0069 */
- __u8 reserved6a[2]; /* 0x006a */
- __u32 todpr; /* 0x006c */
-#define GISA_FORMAT1 0x00000001
- __u32 gd; /* 0x0070 */
- __u8 reserved74[12]; /* 0x0074 */
- __u64 mso; /* 0x0080 */
- __u64 msl; /* 0x0088 */
- psw_t gpsw; /* 0x0090 */
- __u64 gg14; /* 0x00a0 */
- __u64 gg15; /* 0x00a8 */
- __u8 reservedb0[8]; /* 0x00b0 */
-#define HPID_KVM 0x4
-#define HPID_VSIE 0x5
- __u8 hpid; /* 0x00b8 */
- __u8 reservedb9[11]; /* 0x00b9 */
- __u16 extcpuaddr; /* 0x00c4 */
- __u16 eic; /* 0x00c6 */
- __u32 reservedc8; /* 0x00c8 */
- __u16 pgmilc; /* 0x00cc */
- __u16 iprcc; /* 0x00ce */
- __u32 dxc; /* 0x00d0 */
- __u16 mcn; /* 0x00d4 */
- __u8 perc; /* 0x00d6 */
- __u8 peratmid; /* 0x00d7 */
- __u64 peraddr; /* 0x00d8 */
- __u8 eai; /* 0x00e0 */
- __u8 peraid; /* 0x00e1 */
- __u8 oai; /* 0x00e2 */
- __u8 armid; /* 0x00e3 */
- __u8 reservede4[4]; /* 0x00e4 */
- __u64 tecmc; /* 0x00e8 */
- __u8 reservedf0[12]; /* 0x00f0 */
-#define CRYCB_FORMAT_MASK 0x00000003
-#define CRYCB_FORMAT0 0x00000000
-#define CRYCB_FORMAT1 0x00000001
-#define CRYCB_FORMAT2 0x00000003
- __u32 crycbd; /* 0x00fc */
- __u64 gcr[16]; /* 0x0100 */
- __u64 gbea; /* 0x0180 */
- __u8 reserved188[8]; /* 0x0188 */
- __u64 sdnxo; /* 0x0190 */
- __u8 reserved198[8]; /* 0x0198 */
- __u32 fac; /* 0x01a0 */
- __u8 reserved1a4[20]; /* 0x01a4 */
- __u64 cbrlo; /* 0x01b8 */
- __u8 reserved1c0[8]; /* 0x01c0 */
-#define ECD_HOSTREGMGMT 0x20000000
-#define ECD_MEF 0x08000000
-#define ECD_ETOKENF 0x02000000
- __u32 ecd; /* 0x01c8 */
- __u8 reserved1cc[18]; /* 0x01cc */
- __u64 pp; /* 0x01de */
- __u8 reserved1e6[2]; /* 0x01e6 */
- __u64 itdba; /* 0x01e8 */
- __u64 riccbd; /* 0x01f0 */
- __u64 gvrd; /* 0x01f8 */
-} __attribute__((packed));
-
-struct kvm_s390_itdb {
- __u8 data[256];
-};
-
-struct sie_page {
- struct kvm_s390_sie_block sie_block;
- struct mcck_volatile_info mcck_info; /* 0x0200 */
- __u8 reserved218[1000]; /* 0x0218 */
- struct kvm_s390_itdb itdb; /* 0x0600 */
- __u8 reserved700[2304]; /* 0x0700 */
-};
+#define KVM_REQ_REFRESH_GUEST_PREFIX \
+ KVM_ARCH_REQ_FLAGS(6, KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
struct kvm_vcpu_stat {
+ struct kvm_vcpu_stat_generic generic;
u64 exit_userspace;
u64 exit_null;
u64 exit_external_request;
@@ -309,10 +61,7 @@ struct kvm_vcpu_stat {
u64 exit_validity;
u64 exit_instruction;
u64 exit_pei;
- u64 halt_successful_poll;
- u64 halt_attempted_poll;
- u64 halt_poll_invalid;
- u64 halt_wakeup;
+ u64 halt_no_poll_steal;
u64 instruction_lctl;
u64 instruction_lctlg;
u64 instruction_stctl;
@@ -348,6 +97,7 @@ struct kvm_vcpu_stat {
u64 instruction_io_other;
u64 instruction_lpsw;
u64 instruction_lpswe;
+ u64 instruction_lpswey;
u64 instruction_pfmf;
u64 instruction_ptff;
u64 instruction_sck;
@@ -386,13 +136,17 @@ struct kvm_vcpu_stat {
u64 instruction_sigp_init_cpu_reset;
u64 instruction_sigp_cpu_reset;
u64 instruction_sigp_unknown;
- u64 diagnose_10;
- u64 diagnose_44;
- u64 diagnose_9c;
- u64 diagnose_258;
- u64 diagnose_308;
- u64 diagnose_500;
- u64 diagnose_other;
+ u64 instruction_diagnose_10;
+ u64 instruction_diagnose_44;
+ u64 instruction_diagnose_9c;
+ u64 diag_9c_ignored;
+ u64 diag_9c_forward;
+ u64 instruction_diagnose_258;
+ u64 instruction_diagnose_308;
+ u64 instruction_diagnose_500;
+ u64 instruction_diagnose_other;
+ u64 pfault_sync;
+ u64 signal_exits;
};
#define PGM_OPERATION 0x01
@@ -445,6 +199,9 @@ struct kvm_vcpu_stat {
#define PGM_REGION_FIRST_TRANS 0x39
#define PGM_REGION_SECOND_TRANS 0x3a
#define PGM_REGION_THIRD_TRANS 0x3b
+#define PGM_SECURE_STORAGE_ACCESS 0x3d
+#define PGM_NON_SECURE_STORAGE_ACCESS 0x3e
+#define PGM_SECURE_STORAGE_VIOLATION 0x3f
#define PGM_MONITOR 0x40
#define PGM_PER 0x80
#define PGM_CRYPTO_OPERATION 0x119
@@ -467,6 +224,7 @@ enum irq_types {
IRQ_PEND_PFAULT_INIT,
IRQ_PEND_EXT_HOST,
IRQ_PEND_EXT_SERVICE,
+ IRQ_PEND_EXT_SERVICE_EV,
IRQ_PEND_EXT_TIMING,
IRQ_PEND_EXT_CPU_TIMER,
IRQ_PEND_EXT_CLOCK_COMP,
@@ -511,6 +269,7 @@ enum irq_types {
(1UL << IRQ_PEND_EXT_TIMING) | \
(1UL << IRQ_PEND_EXT_HOST) | \
(1UL << IRQ_PEND_EXT_SERVICE) | \
+ (1UL << IRQ_PEND_EXT_SERVICE_EV) | \
(1UL << IRQ_PEND_VIRTIO) | \
(1UL << IRQ_PEND_PFAULT_INIT) | \
(1UL << IRQ_PEND_PFAULT_DONE))
@@ -527,6 +286,13 @@ enum irq_types {
#define IRQ_PEND_MCHK_MASK ((1UL << IRQ_PEND_MCHK_REP) | \
(1UL << IRQ_PEND_MCHK_EX))
+#define IRQ_PEND_EXT_II_MASK ((1UL << IRQ_PEND_EXT_CPU_TIMER) | \
+ (1UL << IRQ_PEND_EXT_CLOCK_COMP) | \
+ (1UL << IRQ_PEND_EXT_EMERGENCY) | \
+ (1UL << IRQ_PEND_EXT_EXTERNAL) | \
+ (1UL << IRQ_PEND_EXT_SERVICE) | \
+ (1UL << IRQ_PEND_EXT_SERVICE_EV))
+
struct kvm_s390_interrupt_info {
struct list_head list;
u64 type;
@@ -585,13 +351,13 @@ struct kvm_s390_local_interrupt {
struct kvm_s390_float_interrupt {
unsigned long pending_irqs;
+ unsigned long masked_irqs;
spinlock_t lock;
struct list_head lists[FIRQ_LIST_COUNT];
int counters[FIRQ_MAX_COUNT];
struct kvm_s390_mchk_info mchk;
struct kvm_s390_ext_info srv_signal;
- int next_rr_cpu;
- unsigned long idle_mask[BITS_TO_LONGS(KVM_MAX_VCPUS)];
+ int last_sleep_cpu;
struct mutex ais_lock;
u8 simm;
u8 nimm;
@@ -625,6 +391,10 @@ struct kvm_hw_bp_info_arch {
#define guestdbg_exit_pending(vcpu) (guestdbg_enabled(vcpu) && \
(vcpu->guest_debug & KVM_GUESTDBG_EXIT_PENDING))
+#define KVM_GUESTDBG_VALID_MASK \
+ (KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_SINGLESTEP |\
+ KVM_GUESTDBG_USE_HW_BP | KVM_GUESTDBG_EXIT_PENDING)
+
struct kvm_guestdbg_info_arch {
unsigned long cr0;
unsigned long cr9;
@@ -637,19 +407,21 @@ struct kvm_guestdbg_info_arch {
unsigned long last_bp;
};
+struct kvm_s390_pv_vcpu {
+ u64 handle;
+ unsigned long stor_base;
+};
+
struct kvm_vcpu_arch {
struct kvm_s390_sie_block *sie_block;
/* if vsie is active, currently executed shadow sie control block */
struct kvm_s390_sie_block *vsie_block;
unsigned int host_acrs[NUM_ACRS];
struct gs_cb *host_gscb;
- struct fpu host_fpregs;
struct kvm_s390_local_interrupt local_int;
struct hrtimer ckc_timer;
struct kvm_s390_pgm_info pgm;
struct gmap *gmap;
- /* backup location for the currently enabled gmap when scheduled out */
- struct gmap *enabled_gmap;
struct kvm_guestdbg_info_arch guestdbg;
unsigned long pfault_token;
unsigned long pfault_select;
@@ -665,15 +437,27 @@ struct kvm_vcpu_arch {
__u64 cputm_start;
bool gs_enabled;
bool skey_enabled;
+ /* Indicator if the access registers have been loaded from guest */
+ bool acrs_loaded;
+ struct kvm_s390_pv_vcpu pv;
+ union diag318_info diag318_info;
};
struct kvm_vm_stat {
+ struct kvm_vm_stat_generic generic;
u64 inject_io;
u64 inject_float_mchk;
u64 inject_pfault_done;
u64 inject_service_signal;
u64 inject_virtio;
- u64 remote_tlb_flush;
+ u64 aen_forward;
+ u64 gmap_shadow_create;
+ u64 gmap_shadow_reuse;
+ u64 gmap_shadow_r1_entry;
+ u64 gmap_shadow_r2_entry;
+ u64 gmap_shadow_r3_entry;
+ u64 gmap_shadow_sg_entry;
+ u64 gmap_shadow_pg_entry;
};
struct kvm_arch_memory_slot {
@@ -693,9 +477,6 @@ struct s390_io_adapter {
bool masked;
bool swap;
bool suppressible;
- struct rw_semaphore maps_lock;
- struct list_head maps;
- atomic_t nr_maps;
};
#define MAX_S390_IO_ADAPTERS ((MAX_ISC + 1) * 8)
@@ -711,15 +492,22 @@ struct s390_io_adapter {
struct kvm_s390_cpu_model {
/* facility mask supported by kvm & hosting machine */
- __u64 fac_mask[S390_ARCH_FAC_LIST_SIZE_U64];
+ __u64 fac_mask[S390_ARCH_FAC_MASK_SIZE_U64];
+ struct kvm_s390_vm_cpu_subfunc subfuncs;
/* facility list requested by guest (in dma page) */
__u64 *fac_list;
u64 cpuid;
unsigned short ibc;
+ /* subset of available UV-features for pv-guests enabled by user space */
+ struct kvm_s390_vm_cpu_uv_feat uv_feat_guest;
};
+typedef int (*crypto_hook)(struct kvm_vcpu *vcpu);
+
struct kvm_s390_crypto {
struct kvm_s390_crypto_cb *crycb;
+ struct rw_semaphore pqap_hook_rwsem;
+ crypto_hook *pqap_hook;
__u32 crycbd;
__u8 aes_kw;
__u8 dea_kw;
@@ -782,9 +570,21 @@ struct kvm_s390_gisa {
u8 reserved03[11];
u32 airq_count;
} g1;
+ struct {
+ u64 word[4];
+ } u64;
};
};
+struct kvm_s390_gib {
+ u32 alert_list_origin;
+ u32 reserved01;
+ u8:5;
+ u8 nisc:3;
+ u8 reserved03[3];
+ u32 reserved04[5];
+};
+
/*
* sie_page2 has to be allocated as DMA because fac_list, crycb and
* gisa need 31bit addresses in the sie control block.
@@ -793,21 +593,47 @@ struct sie_page2 {
__u64 fac_list[S390_ARCH_FAC_LIST_SIZE_U64]; /* 0x0000 */
struct kvm_s390_crypto_cb crycb; /* 0x0800 */
struct kvm_s390_gisa gisa; /* 0x0900 */
- u8 reserved920[0x1000 - 0x920]; /* 0x0920 */
+ struct kvm *kvm; /* 0x0920 */
+ u8 reserved928[0x1000 - 0x928]; /* 0x0928 */
};
+struct vsie_page;
+
struct kvm_s390_vsie {
struct mutex mutex;
struct radix_tree_root addr_to_page;
int page_count;
int next;
- struct page *pages[KVM_MAX_VCPUS];
+ struct vsie_page *pages[KVM_MAX_VCPUS];
+};
+
+struct kvm_s390_gisa_iam {
+ u8 mask;
+ spinlock_t ref_lock;
+ u32 ref_count[MAX_ISC + 1];
+};
+
+struct kvm_s390_gisa_interrupt {
+ struct kvm_s390_gisa *origin;
+ struct kvm_s390_gisa_iam alert;
+ struct hrtimer timer;
+ u64 expires;
+ DECLARE_BITMAP(kicked_mask, KVM_MAX_VCPUS);
+};
+
+struct kvm_s390_pv {
+ u64 handle;
+ u64 guest_len;
+ unsigned long stor_base;
+ void *stor_var;
+ bool dumping;
+ void *set_aside;
+ struct list_head need_cleanup;
+ struct mmu_notifier mmu_notifier;
};
-struct kvm_arch{
- void *sca;
- int use_esca;
- rwlock_t sca_lock;
+struct kvm_arch {
+ struct esca_block *sca;
debug_info_t *dbf;
struct kvm_s390_float_interrupt float_int;
struct kvm_device *flic;
@@ -818,10 +644,12 @@ struct kvm_arch{
int use_cmma;
int use_pfmfi;
int use_skf;
+ int use_zpci_interp;
int user_cpu_state_ctrl;
int user_sigp;
int user_stsi;
int user_instr0;
+ int user_operexec;
struct s390_io_adapter *adapters[MAX_S390_IO_ADAPTERS];
wait_queue_head_t ipte_wq;
int ipte_lock_count;
@@ -837,7 +665,12 @@ struct kvm_arch{
atomic64_t cmma_dirty_pages;
/* subset of available cpu features enabled by user space */
DECLARE_BITMAP(cpu_feat, KVM_S390_VM_CPU_FEAT_NR_BITS);
- struct kvm_s390_gisa *gisa;
+ /* indexed by vcpu_idx */
+ DECLARE_BITMAP(idle_mask, KVM_MAX_VCPUS);
+ struct kvm_s390_gisa_interrupt gisa_int;
+ struct kvm_s390_pv pv;
+ struct list_head kzdev_list;
+ spinlock_t kzdev_list_lock;
};
#define KVM_HVA_ERR_BAD (-1UL)
@@ -853,38 +686,61 @@ struct kvm_arch_async_pf {
unsigned long pfault_token;
};
-bool kvm_arch_can_inject_async_page_present(struct kvm_vcpu *vcpu);
+bool kvm_arch_can_dequeue_async_page_present(struct kvm_vcpu *vcpu);
void kvm_arch_async_page_ready(struct kvm_vcpu *vcpu,
struct kvm_async_pf *work);
-void kvm_arch_async_page_not_present(struct kvm_vcpu *vcpu,
+bool kvm_arch_async_page_not_present(struct kvm_vcpu *vcpu,
struct kvm_async_pf *work);
void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
struct kvm_async_pf *work);
+static inline void kvm_arch_async_page_present_queued(struct kvm_vcpu *vcpu) {}
+
void kvm_arch_crypto_clear_masks(struct kvm *kvm);
void kvm_arch_crypto_set_masks(struct kvm *kvm, unsigned long *apm,
unsigned long *aqm, unsigned long *adm);
-extern int sie64a(struct kvm_s390_sie_block *, u64 *);
+int __sie64a(phys_addr_t sie_block_phys, struct kvm_s390_sie_block *sie_block, u64 *rsa,
+ unsigned long gasce);
+
+static inline int sie64a(struct kvm_s390_sie_block *sie_block, u64 *rsa, unsigned long gasce)
+{
+ return __sie64a(virt_to_phys(sie_block), sie_block, rsa, gasce);
+}
+
extern char sie_exit;
-static inline void kvm_arch_hardware_disable(void) {}
-static inline void kvm_arch_check_processor_compat(void *rtn) {}
-static inline void kvm_arch_sync_events(struct kvm *kvm) {}
-static inline void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) {}
-static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {}
+bool kvm_s390_pv_is_protected(struct kvm *kvm);
+bool kvm_s390_pv_cpu_is_protected(struct kvm_vcpu *vcpu);
+
+extern int kvm_s390_enter_exit_sie(struct kvm_s390_sie_block *scb,
+ u64 *gprs, unsigned long gasce);
+
+extern int kvm_s390_gisc_register(struct kvm *kvm, u32 gisc);
+extern int kvm_s390_gisc_unregister(struct kvm *kvm, u32 gisc);
+
+bool kvm_s390_is_gpa_in_memslot(struct kvm *kvm, gpa_t gpa);
+
static inline void kvm_arch_free_memslot(struct kvm *kvm,
- struct kvm_memory_slot *free, struct kvm_memory_slot *dont) {}
-static inline void kvm_arch_memslots_updated(struct kvm *kvm, struct kvm_memslots *slots) {}
+ struct kvm_memory_slot *slot) {}
+static inline void kvm_arch_memslots_updated(struct kvm *kvm, u64 gen) {}
static inline void kvm_arch_flush_shadow_all(struct kvm *kvm) {}
static inline void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot) {}
static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) {}
static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {}
-void kvm_arch_vcpu_block_finish(struct kvm_vcpu *vcpu);
+#define __KVM_HAVE_ARCH_VM_FREE
+void kvm_arch_free_vm(struct kvm *kvm);
+
+struct zpci_kvm_hook {
+ int (*kvm_register)(void *opaque, struct kvm *kvm);
+ void (*kvm_unregister)(void *opaque);
+};
+
+extern struct zpci_kvm_hook zpci_kvm_hook;
#endif
generated by cgit (git 2.34.1) at 2025-12-25 06:48:45 +0000