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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-21 00:13:26 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-21 00:13:26 -0400
commitf076ab8d048f152b968bb1c6313fed88abb037fe (patch)
treefe9ff7bc40d04c5a12eb41a90cc0e1dbf8ae4e45 /include/linux
parentdb6d8c7a4027b48d797b369a53f8470aaeed7063 (diff)
parent597a5f551ec4cd0aa0966e4fff4684ecc8c31c0d (diff)
Merge branch 'kvm-updates-2.6.27' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm
* 'kvm-updates-2.6.27' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm: (70 commits) KVM: Adjust smp_call_function_mask() callers to new requirements KVM: MMU: Fix potential race setting upper shadow ptes on nonpae hosts KVM: x86 emulator: emulate clflush KVM: MMU: improve invalid shadow root page handling KVM: MMU: nuke shadowed pgtable pages and ptes on memslot destruction KVM: Prefix some x86 low level function with kvm_, to avoid namespace issues KVM: check injected pic irq within valid pic irqs KVM: x86 emulator: Fix HLT instruction KVM: Apply the kernel sigmask to vcpus blocked due to being uninitialized KVM: VMX: Add ept_sync_context in flush_tlb KVM: mmu_shrink: kvm_mmu_zap_page requires slots_lock to be held x86: KVM guest: make kvm_smp_prepare_boot_cpu() static KVM: SVM: fix suspend/resume support KVM: s390: rename private structures KVM: s390: Set guest storage limit and offset to sane values KVM: Fix memory leak on guest exit KVM: s390: dont allocate dirty bitmap KVM: move slots_lock acquision down to vapic_exit KVM: VMX: Fake emulate Intel perfctr MSRs KVM: VMX: Fix a wrong usage of vmcs_config ...
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/kvm.h33
-rw-r--r--include/linux/kvm_host.h11
2 files changed, 38 insertions, 6 deletions
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index a281afeddfbb..0ea064cbfbc8 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -173,6 +173,30 @@ struct kvm_run {
173 }; 173 };
174}; 174};
175 175
176/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
177
178struct kvm_coalesced_mmio_zone {
179 __u64 addr;
180 __u32 size;
181 __u32 pad;
182};
183
184struct kvm_coalesced_mmio {
185 __u64 phys_addr;
186 __u32 len;
187 __u32 pad;
188 __u8 data[8];
189};
190
191struct kvm_coalesced_mmio_ring {
192 __u32 first, last;
193 struct kvm_coalesced_mmio coalesced_mmio[0];
194};
195
196#define KVM_COALESCED_MMIO_MAX \
197 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
198 sizeof(struct kvm_coalesced_mmio))
199
176/* for KVM_TRANSLATE */ 200/* for KVM_TRANSLATE */
177struct kvm_translation { 201struct kvm_translation {
178 /* in */ 202 /* in */
@@ -294,14 +318,14 @@ struct kvm_trace_rec {
294 __u32 vcpu_id; 318 __u32 vcpu_id;
295 union { 319 union {
296 struct { 320 struct {
297 __u32 cycle_lo, cycle_hi; 321 __u64 cycle_u64;
298 __u32 extra_u32[KVM_TRC_EXTRA_MAX]; 322 __u32 extra_u32[KVM_TRC_EXTRA_MAX];
299 } cycle; 323 } cycle;
300 struct { 324 struct {
301 __u32 extra_u32[KVM_TRC_EXTRA_MAX]; 325 __u32 extra_u32[KVM_TRC_EXTRA_MAX];
302 } nocycle; 326 } nocycle;
303 } u; 327 } u;
304}; 328} __attribute__((packed));
305 329
306#define KVMIO 0xAE 330#define KVMIO 0xAE
307 331
@@ -346,6 +370,7 @@ struct kvm_trace_rec {
346#define KVM_CAP_NOP_IO_DELAY 12 370#define KVM_CAP_NOP_IO_DELAY 12
347#define KVM_CAP_PV_MMU 13 371#define KVM_CAP_PV_MMU 13
348#define KVM_CAP_MP_STATE 14 372#define KVM_CAP_MP_STATE 14
373#define KVM_CAP_COALESCED_MMIO 15
349 374
350/* 375/*
351 * ioctls for VM fds 376 * ioctls for VM fds
@@ -371,6 +396,10 @@ struct kvm_trace_rec {
371#define KVM_CREATE_PIT _IO(KVMIO, 0x64) 396#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
372#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 397#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
373#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 398#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
399#define KVM_REGISTER_COALESCED_MMIO \
400 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
401#define KVM_UNREGISTER_COALESCED_MMIO \
402 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
374 403
375/* 404/*
376 * ioctls for vcpu fds 405 * ioctls for vcpu fds
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index de9d1df4bba2..07d68a8ae8e9 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -52,7 +52,8 @@ struct kvm_io_bus {
52 52
53void kvm_io_bus_init(struct kvm_io_bus *bus); 53void kvm_io_bus_init(struct kvm_io_bus *bus);
54void kvm_io_bus_destroy(struct kvm_io_bus *bus); 54void kvm_io_bus_destroy(struct kvm_io_bus *bus);
55struct kvm_io_device *kvm_io_bus_find_dev(struct kvm_io_bus *bus, gpa_t addr); 55struct kvm_io_device *kvm_io_bus_find_dev(struct kvm_io_bus *bus,
56 gpa_t addr, int len, int is_write);
56void kvm_io_bus_register_dev(struct kvm_io_bus *bus, 57void kvm_io_bus_register_dev(struct kvm_io_bus *bus,
57 struct kvm_io_device *dev); 58 struct kvm_io_device *dev);
58 59
@@ -116,6 +117,10 @@ struct kvm {
116 struct kvm_vm_stat stat; 117 struct kvm_vm_stat stat;
117 struct kvm_arch arch; 118 struct kvm_arch arch;
118 atomic_t users_count; 119 atomic_t users_count;
120#ifdef KVM_COALESCED_MMIO_PAGE_OFFSET
121 struct kvm_coalesced_mmio_dev *coalesced_mmio_dev;
122 struct kvm_coalesced_mmio_ring *coalesced_mmio_ring;
123#endif
119}; 124};
120 125
121/* The guest did something we don't support. */ 126/* The guest did something we don't support. */
@@ -135,9 +140,6 @@ void kvm_vcpu_uninit(struct kvm_vcpu *vcpu);
135void vcpu_load(struct kvm_vcpu *vcpu); 140void vcpu_load(struct kvm_vcpu *vcpu);
136void vcpu_put(struct kvm_vcpu *vcpu); 141void vcpu_put(struct kvm_vcpu *vcpu);
137 142
138void decache_vcpus_on_cpu(int cpu);
139
140
141int kvm_init(void *opaque, unsigned int vcpu_size, 143int kvm_init(void *opaque, unsigned int vcpu_size,
142 struct module *module); 144 struct module *module);
143void kvm_exit(void); 145void kvm_exit(void);
@@ -166,6 +168,7 @@ int kvm_arch_set_memory_region(struct kvm *kvm,
166 struct kvm_userspace_memory_region *mem, 168 struct kvm_userspace_memory_region *mem,
167 struct kvm_memory_slot old, 169 struct kvm_memory_slot old,
168 int user_alloc); 170 int user_alloc);
171void kvm_arch_flush_shadow(struct kvm *kvm);
169gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn); 172gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn);
170struct page *gfn_to_page(struct kvm *kvm, gfn_t gfn); 173struct page *gfn_to_page(struct kvm *kvm, gfn_t gfn);
171unsigned long gfn_to_hva(struct kvm *kvm, gfn_t gfn); 174unsigned long gfn_to_hva(struct kvm *kvm, gfn_t gfn);