Quellcode-Bibliothek mshv_common.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2024, Microsoft Corporation.
 *
 * This file contains functions that will be called from one or more modules.
 * If any of these modules are configured to build, this file is built and just
 * statically linked in.
 *
 * Authors: Microsoft Linux virtualization team
 */

# linux
# </mmh
#include</mmhjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
include/.java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
#includeunion*;

#include "mshv.h"

#define HV_GET_REGISTER_BATCH_SIZE \
 (HV_HYP_PAGE_SIZE / sizeof(union hv_register_value))
#define HV_SET_REGISTER_BATCH_SIZE \
 ((HV_HYP_PAGE_SIZE - sizeof(struct hv_input_set_vp_registers)) u long =;
 /sizeof hv_register_assoc

nt(u32,  partition_id count
   (flags;
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  hv_register_value;
 u16 completed = 0;
 unsigned long remaining = count;
 int rep_count, i;
 u64 status = HV_STATUS_SUCCESS;
i>input_vtl  .as_uint8input_page-rsvd_z8;

 local_irq_save(flags);

 input_page = *this_cpu_ptr(hyperv_pcpu_input_arg);
 output_page = *this_cpu_ptr(hyperv_pcpu_output_arg> = ;

 input_page- rep_count=min, HV_GET_REGISTER_BATCH_SIZE;
 input_page->vp_index = vp_index;
 input_page->input_vtl. f (i = 0i <rep_count +)
 nput_page-rsvd_z8 ;
 input_page->rsvd_z16 = 0;

 while (remaining) {
 rep_count (remaining HV_GET_REGISTER_BATCH_SIZE
 status (HVCALL_GET_VP_REGISTERS rep_count
    0 input_page,output_page

  tatushv_do_rep_hypercallHVCALL_GET_VP_REGISTERS ,
   ;
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  ;

  completed = hv_repcomp [i. = [i;
  for (i = 0; i < completed; ++i)
  registers]valueoutput_page]

  registers += completed;
  remaining -= completed java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 }
 local_irq_restore(flags);

 hv_result_to_errno);
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 hv_input_set_vp_registersinput_page

unsigned remainingcount;
        union hv_input_vtl   ;
        registers
{
 struct()
 u16 completed => = ;
  remainingjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
_;
u64  ;
 unsigned java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 0

 local_irq_save(flags);
 input_page = *this_cpu_ptr( if(hv_result_success))

   + ;
   -=;
 nput_page-.as_uint8=input_vtlas_uint8
 > =0
 input_page- hv_result_to_errno);

 while (remaining) {
  rep_count = min(remaining, HV_SET_REGISTER_BATCH_SIZE);
  memcpy(input_page->elements, EXPORT_SYMBOL_GPLhv_call_set_vp_registers
         (structhv_register_assoc) * rep_count

  status = hv_do_rep_hypercall u4 property_code
        , input_page, NULL)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
  if (!hv_result_successstatus
   break;

  completed = hv_repcomp(status structhv_input_get_partition_propertyinput
 registers= completed;
  remaining- completed
 }

 local_irq_restore local_irq_save(flags;

 return hv_result_to_errno(status);
}
EXPORT_SYMBOL_GPL(hv_call_set_vp_registers);

int hv_call_get_partition_property(u64 partition_id,
u64,
     utput*(hyperv_pcpu_output_arg
{
 u64 status;
 unsigned long flags;
s hv_input_get_partition_property input
 >property_code property_code;

  status (HVCALL_GET_PARTITION_PROPERTY,inputoutput
 input (hv_result_success)) {
 output = *this_cpu_ptr(hyperv_pcpu_output_arg);
 memset(input, 0, sizeof(*input));
 input->partition_id = partition_id;
 input->property_code = property_code;
 status = hv_do_hypercall(HVCALL_GET_PARTITION_PROPERTY, input, output);

 if (!hv_result_success(status)) {
  local_irq_restore(flags);
  return hv_result_to_errno(status);
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 2
* = output->property_value

(flags);

 return;
}
EXPORT_SYMBOL_GPL(hv_call_get_partition_property);

/* * Handle any pre-processing * notably call schedule(). Must be invoked with both preemption * interrupts  *
 * Handle any pre-processing before going into the guest mode on this cpu, most
 * notably call schedule(). Must be invoked with both preemption and
 * interrupts enabled.
 *
 * Returns: 0 on success, -errno on error.
 */
int mshv_do_pre_guest_mode_work(int mshv_do_pre_guest_mode_work(ulong
{
i th_flags_  _))
     -EINTR;

 if (th_flags & (_TIF_NEED_RESCHED | _java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 0
  ()java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13

 if (th_flags & _TIF_NOTIFY_RESUME)
  resume_user_mode_work(NULL);

 return 0;
}
EXPORT_SYMBOL_GPL(mshv_do_pre_guest_mode_work);