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-rw-r--r--arch/x86/xen/p2m.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index 70fb507..df40b28 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -816,7 +816,7 @@ static struct page *m2p_find_override(unsigned long mfn)
}
static int m2p_remove_override(struct page *page,
- struct gnttab_map_grant_ref *kmap_op,
+ struct gnttab_unmap_grant_ref *kunmap_op,
unsigned long mfn)
{
unsigned long flags;
@@ -840,7 +840,7 @@ static int m2p_remove_override(struct page *page,
list_del(&page->lru);
spin_unlock_irqrestore(&m2p_override_lock, flags);
- if (kmap_op != NULL) {
+ if (kunmap_op != NULL) {
if (!PageHighMem(page)) {
struct multicall_space mcs;
struct gnttab_unmap_and_replace *unmap_op;
@@ -855,13 +855,13 @@ static int m2p_remove_override(struct page *page,
* issued. In this case handle is going to -1 because
* it hasn't been modified yet.
*/
- if (kmap_op->handle == -1)
+ if (kunmap_op->handle == -1)
xen_mc_flush();
/*
* Now if kmap_op->handle is negative it means that the
* hypercall actually returned an error.
*/
- if (kmap_op->handle == GNTST_general_error) {
+ if (kunmap_op->handle == GNTST_general_error) {
pr_warn("m2p_remove_override: pfn %lx mfn %lx, failed to modify kernel mappings",
pfn, mfn);
put_balloon_scratch_page();
@@ -873,9 +873,9 @@ static int m2p_remove_override(struct page *page,
mcs = __xen_mc_entry(
sizeof(struct gnttab_unmap_and_replace));
unmap_op = mcs.args;
- unmap_op->host_addr = kmap_op->host_addr;
+ unmap_op->host_addr = kunmap_op->host_addr;
unmap_op->new_addr = scratch_page_address;
- unmap_op->handle = kmap_op->handle;
+ unmap_op->handle = kunmap_op->handle;
MULTI_grant_table_op(mcs.mc,
GNTTABOP_unmap_and_replace, unmap_op, 1);
@@ -887,7 +887,6 @@ static int m2p_remove_override(struct page *page,
xen_mc_issue(PARAVIRT_LAZY_MMU);
- kmap_op->host_addr = 0;
put_balloon_scratch_page();
}
}
@@ -912,7 +911,7 @@ static int m2p_remove_override(struct page *page,
}
int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops,
- struct gnttab_map_grant_ref *kmap_ops,
+ struct gnttab_unmap_grant_ref *kunmap_ops,
struct page **pages, unsigned int count)
{
int i, ret = 0;
@@ -921,7 +920,7 @@ int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops,
if (xen_feature(XENFEAT_auto_translated_physmap))
return 0;
- if (kmap_ops &&
+ if (kunmap_ops &&
!in_interrupt() &&
paravirt_get_lazy_mode() == PARAVIRT_LAZY_NONE) {
arch_enter_lazy_mmu_mode();
@@ -942,8 +941,8 @@ int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops,
ClearPagePrivate(pages[i]);
set_phys_to_machine(pfn, pages[i]->index);
- if (kmap_ops)
- ret = m2p_remove_override(pages[i], &kmap_ops[i], mfn);
+ if (kunmap_ops)
+ ret = m2p_remove_override(pages[i], &kunmap_ops[i], mfn);
if (ret)
goto out;
}
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