diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/entry-virt.h (renamed from include/linux/entry-kvm.h) | 19 | ||||
| -rw-r--r-- | include/linux/hyperv.h | 7 | ||||
| -rw-r--r-- | include/linux/kvm_host.h | 17 | ||||
| -rw-r--r-- | include/linux/rcupdate.h | 2 |
4 files changed, 23 insertions, 22 deletions
diff --git a/include/linux/entry-kvm.h b/include/linux/entry-virt.h index 16149f6625e4..42c89e3e5ca7 100644 --- a/include/linux/entry-kvm.h +++ b/include/linux/entry-virt.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __LINUX_ENTRYKVM_H -#define __LINUX_ENTRYKVM_H +#ifndef __LINUX_ENTRYVIRT_H +#define __LINUX_ENTRYVIRT_H #include <linux/static_call_types.h> #include <linux/resume_user_mode.h> @@ -10,7 +10,7 @@ #include <linux/tick.h> /* Transfer to guest mode work */ -#ifdef CONFIG_KVM_XFER_TO_GUEST_WORK +#ifdef CONFIG_VIRT_XFER_TO_GUEST_WORK #ifndef ARCH_XFER_TO_GUEST_MODE_WORK # define ARCH_XFER_TO_GUEST_MODE_WORK (0) @@ -21,8 +21,6 @@ _TIF_NOTIFY_SIGNAL | _TIF_NOTIFY_RESUME | \ ARCH_XFER_TO_GUEST_MODE_WORK) -struct kvm_vcpu; - /** * arch_xfer_to_guest_mode_handle_work - Architecture specific xfer to guest * mode work handling function. @@ -32,12 +30,10 @@ struct kvm_vcpu; * Invoked from xfer_to_guest_mode_handle_work(). Defaults to NOOP. Can be * replaced by architecture specific code. */ -static inline int arch_xfer_to_guest_mode_handle_work(struct kvm_vcpu *vcpu, - unsigned long ti_work); +static inline int arch_xfer_to_guest_mode_handle_work(unsigned long ti_work); #ifndef arch_xfer_to_guest_mode_work -static inline int arch_xfer_to_guest_mode_handle_work(struct kvm_vcpu *vcpu, - unsigned long ti_work) +static inline int arch_xfer_to_guest_mode_handle_work(unsigned long ti_work) { return 0; } @@ -46,11 +42,10 @@ static inline int arch_xfer_to_guest_mode_handle_work(struct kvm_vcpu *vcpu, /** * xfer_to_guest_mode_handle_work - Check and handle pending work which needs * to be handled before going to guest mode - * @vcpu: Pointer to current's VCPU data * * Returns: 0 or an error code */ -int xfer_to_guest_mode_handle_work(struct kvm_vcpu *vcpu); +int xfer_to_guest_mode_handle_work(void); /** * xfer_to_guest_mode_prepare - Perform last minute preparation work that @@ -95,6 +90,6 @@ static inline bool xfer_to_guest_mode_work_pending(void) lockdep_assert_irqs_disabled(); return __xfer_to_guest_mode_work_pending(); } -#endif /* CONFIG_KVM_XFER_TO_GUEST_WORK */ +#endif /* CONFIG_VIRT_XFER_TO_GUEST_WORK */ #endif diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index a59c5c3e95fb..59826c89171c 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -707,11 +707,6 @@ struct vmbus_channel_msginfo { unsigned char msg[]; }; -struct vmbus_close_msg { - struct vmbus_channel_msginfo info; - struct vmbus_channel_close_channel msg; -}; - enum vmbus_device_type { HV_IDE = 0, HV_SCSI, @@ -800,7 +795,7 @@ struct vmbus_channel { struct hv_ring_buffer_info outbound; /* send to parent */ struct hv_ring_buffer_info inbound; /* receive from parent */ - struct vmbus_close_msg close_msg; + struct vmbus_channel_close_channel close_msg; /* Statistics */ u64 interrupts; /* Host to Guest interrupts */ diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 19b8c4bebb9c..fa36e70df088 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -2,7 +2,7 @@ #ifndef __KVM_HOST_H #define __KVM_HOST_H - +#include <linux/entry-virt.h> #include <linux/types.h> #include <linux/hardirq.h> #include <linux/list.h> @@ -2450,13 +2450,24 @@ static inline int kvm_arch_vcpu_run_pid_change(struct kvm_vcpu *vcpu) } #endif /* CONFIG_HAVE_KVM_VCPU_RUN_PID_CHANGE */ -#ifdef CONFIG_KVM_XFER_TO_GUEST_WORK +#ifdef CONFIG_VIRT_XFER_TO_GUEST_WORK static inline void kvm_handle_signal_exit(struct kvm_vcpu *vcpu) { vcpu->run->exit_reason = KVM_EXIT_INTR; vcpu->stat.signal_exits++; } -#endif /* CONFIG_KVM_XFER_TO_GUEST_WORK */ + +static inline int kvm_xfer_to_guest_mode_handle_work(struct kvm_vcpu *vcpu) +{ + int r = xfer_to_guest_mode_handle_work(); + + if (r) { + WARN_ON_ONCE(r != -EINTR); + kvm_handle_signal_exit(vcpu); + } + return r; +} +#endif /* CONFIG_VIRT_XFER_TO_GUEST_WORK */ /* * If more than one page is being (un)accounted, @virt must be the address of diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 621b200d9b87..c5b30054cd01 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -129,7 +129,7 @@ static inline void rcu_sysrq_start(void) { } static inline void rcu_sysrq_end(void) { } #endif /* #else #ifdef CONFIG_RCU_STALL_COMMON */ -#if defined(CONFIG_NO_HZ_FULL) && (!defined(CONFIG_GENERIC_ENTRY) || !defined(CONFIG_KVM_XFER_TO_GUEST_WORK)) +#if defined(CONFIG_NO_HZ_FULL) && (!defined(CONFIG_GENERIC_ENTRY) || !defined(CONFIG_VIRT_XFER_TO_GUEST_WORK)) void rcu_irq_work_resched(void); #else static __always_inline void rcu_irq_work_resched(void) { } |