[PATCH V3 1/10] X86/Hyper-V: Add parameter offset for hyperv_fill_flush_guest_mapping_list()
From: lantianyu1986
Date: Fri Feb 22 2019 - 10:07:06 EST
From: Lan Tianyu <Tianyu.Lan@xxxxxxxxxxxxx>
Add parameter offset to specify start position to add flush ranges in
guest address list of struct hv_guest_mapping_flush_list.
Signed-off-by: Lan Tianyu <Tianyu.Lan@xxxxxxxxxxxxx>
---
arch/x86/hyperv/nested.c | 4 ++--
arch/x86/include/asm/mshyperv.h | 2 +-
arch/x86/kvm/vmx/vmx.c | 2 +-
3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/x86/hyperv/nested.c b/arch/x86/hyperv/nested.c
index dd0a843f766d..96f8bac7476d 100644
--- a/arch/x86/hyperv/nested.c
+++ b/arch/x86/hyperv/nested.c
@@ -58,11 +58,11 @@ EXPORT_SYMBOL_GPL(hyperv_flush_guest_mapping);
int hyperv_fill_flush_guest_mapping_list(
struct hv_guest_mapping_flush_list *flush,
- u64 start_gfn, u64 pages)
+ int offset, u64 start_gfn, u64 pages)
{
u64 cur = start_gfn;
u64 additional_pages;
- int gpa_n = 0;
+ int gpa_n = offset;
do {
/*
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index cc60e617931c..d6be685ab6b0 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -357,7 +357,7 @@ int hyperv_flush_guest_mapping_range(u64 as,
hyperv_fill_flush_list_func fill_func, void *data);
int hyperv_fill_flush_guest_mapping_list(
struct hv_guest_mapping_flush_list *flush,
- u64 start_gfn, u64 end_gfn);
+ int offset, u64 start_gfn, u64 end_gfn);
#ifdef CONFIG_X86_64
void hv_apic_init(void);
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 4950bb20e06a..77b5379e3655 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -433,7 +433,7 @@ static int kvm_fill_hv_flush_list_func(struct hv_guest_mapping_flush_list *flush
{
struct kvm_tlb_range *range = data;
- return hyperv_fill_flush_guest_mapping_list(flush, range->start_gfn,
+ return hyperv_fill_flush_guest_mapping_list(flush, 0, range->start_gfn,
range->pages);
}
--
2.14.4