From: Randy Dunlap <[EMAIL PROTECTED]>
Fix sparse NULL and C99 struct init warnings in kvm:
drivers/kvm/vmx.c:62:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:63:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:64:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:65:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:66:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:67:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:68:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:69:2: warning: obsolete array initializer, use C99 syntax
drivers/kvm/vmx.c:116:32: warning: Using plain integer as NULL pointer
drivers/kvm/vmx.c:559:10: warning: Using plain integer as NULL pointer
drivers/kvm/kvm.h:385:57: warning: Using plain integer as NULL pointer
drivers/kvm/kvm.h:385:57: warning: Using plain integer as NULL pointer
drivers/kvm/kvm.h:385:57: warning: Using plain integer as NULL pointer
drivers/kvm/vmx.c:1293:33: warning: Using plain integer as NULL pointer
drivers/kvm/vmx.c:1917:16: warning: Using plain integer as NULL pointer
drivers/kvm/mmu.c:321:34: warning: Using plain integer as NULL pointer
drivers/kvm/mmu.c:387:47: warning: Using plain integer as NULL pointer
drivers/kvm/mmu.c:548:47: warning: Using plain integer as NULL pointer
drivers/kvm/mmu.c:566:47: warning: Using plain integer as NULL pointer
drivers/kvm/x86_emulate.c:686:20: warning: Using plain integer as NULL pointer
Signed-off-by: Randy Dunlap <[EMAIL PROTECTED]>
---
drivers/kvm/kvm.h | 2 +-
drivers/kvm/mmu.c | 8 ++++----
drivers/kvm/vmx.c | 18 +++++++++---------
drivers/kvm/x86_emulate.c | 2 +-
4 files changed, 15 insertions(+), 15 deletions(-)
--- linux-2.6.19-rc6-mm2.orig/drivers/kvm/kvm.h
+++ linux-2.6.19-rc6-mm2/drivers/kvm/kvm.h
@@ -382,7 +382,7 @@ unsigned long segment_base(u16 selector)
static inline struct page *_gfn_to_page(struct kvm *kvm, gfn_t gfn)
{
struct kvm_memory_slot *slot = gfn_to_memslot(kvm, gfn);
- return (slot) ? slot->phys_mem[gfn - slot->base_gfn] : 0;
+ return (slot) ? slot->phys_mem[gfn - slot->base_gfn] : NULL;
}
static inline int is_pae(struct kvm_vcpu *vcpu)
--- linux-2.6.19-rc6-mm2.orig/drivers/kvm/mmu.c
+++ linux-2.6.19-rc6-mm2/drivers/kvm/mmu.c
@@ -318,7 +318,7 @@ static void nonpaging_flush(struct kvm_v
pgprintk("nonpaging_flush\n");
ASSERT(VALID_PAGE(root));
release_pt_page_64(vcpu, root, vcpu->mmu.shadow_root_level);
- root = kvm_mmu_alloc_page(vcpu, 0);
+ root = kvm_mmu_alloc_page(vcpu, NULL);
ASSERT(VALID_PAGE(root));
vcpu->mmu.root_hpa = root;
if (is_paging(vcpu))
@@ -384,7 +384,7 @@ static int nonpaging_init_context(struct
context->free = nonpaging_free;
context->root_level = PT32E_ROOT_LEVEL;
context->shadow_root_level = PT32E_ROOT_LEVEL;
- context->root_hpa = kvm_mmu_alloc_page(vcpu, 0);
+ context->root_hpa = kvm_mmu_alloc_page(vcpu, NULL);
ASSERT(VALID_PAGE(context->root_hpa));
kvm_arch_ops->set_cr3(vcpu, context->root_hpa);
return 0;
@@ -545,7 +545,7 @@ static int paging64_init_context(struct
context->free = paging_free;
context->root_level = PT64_ROOT_LEVEL;
context->shadow_root_level = PT64_ROOT_LEVEL;
- context->root_hpa = kvm_mmu_alloc_page(vcpu, 0);
+ context->root_hpa = kvm_mmu_alloc_page(vcpu, NULL);
ASSERT(VALID_PAGE(context->root_hpa));
kvm_arch_ops->set_cr3(vcpu, context->root_hpa |
(vcpu->cr3 & (CR3_PCD_MASK | CR3_WPT_MASK)));
@@ -563,7 +563,7 @@ static int paging32_init_context(struct
context->free = paging_free;
context->root_level = PT32_ROOT_LEVEL;
context->shadow_root_level = PT32E_ROOT_LEVEL;
- context->root_hpa = kvm_mmu_alloc_page(vcpu, 0);
+ context->root_hpa = kvm_mmu_alloc_page(vcpu, NULL);
ASSERT(VALID_PAGE(context->root_hpa));
kvm_arch_ops->set_cr3(vcpu, context->root_hpa |
(vcpu->cr3 & (CR3_PCD_MASK | CR3_WPT_MASK)));
--- linux-2.6.19-rc6-mm2.orig/drivers/kvm/vmx.c
+++ linux-2.6.19-rc6-mm2/drivers/kvm/vmx.c
@@ -46,11 +46,11 @@ static struct vmcs_descriptor {
} vmcs_descriptor;
#define VMX_SEGMENT_FIELD(seg) \
- [VCPU_SREG_##seg] { \
- GUEST_##seg##_SELECTOR, \
- GUEST_##seg##_BASE, \
- GUEST_##seg##_LIMIT, \
- GUEST_##seg##_AR_BYTES, \
+ [VCPU_SREG_##seg] = { \
+ .selector = GUEST_##seg##_SELECTOR, \
+ .base = GUEST_##seg##_BASE, \
+ .limit = GUEST_##seg##_LIMIT, \
+ .ar_bytes = GUEST_##seg##_AR_BYTES, \
}
static struct kvm_vmx_segment_field {
@@ -113,7 +113,7 @@ static void __vcpu_clear(void *arg)
if (vcpu->cpu == cpu)
vmcs_clear(vcpu->vmcs);
if (per_cpu(current_vmcs, cpu) == vcpu->vmcs)
- per_cpu(current_vmcs, cpu) = 0;
+ per_cpu(current_vmcs, cpu) = NULL;
}
static unsigned long vmcs_readl(unsigned long field)
@@ -556,7 +556,7 @@ static struct vmcs *alloc_vmcs_cpu(int c
pages = alloc_pages_node(node, GFP_KERNEL, vmcs_descriptor.order);
if (!pages)
- return 0;
+ return NULL;
vmcs = page_address(pages);
memset(vmcs, 0, vmcs_descriptor.size);
vmcs->revision_id = vmcs_descriptor.revision_id; /* vmcs revision id */
@@ -1290,7 +1290,7 @@ static int handle_rmode_exception(struct
return 0;
if (vec == GP_VECTOR && err_code == 0)
- if (emulate_instruction(vcpu, 0, 0, 0) == EMULATE_DONE)
+ if (emulate_instruction(vcpu, NULL, 0, 0) == EMULATE_DONE)
return 1;
return 0;
}
@@ -1914,7 +1914,7 @@ static void vmx_free_vmcs(struct kvm_vcp
if (vcpu->vmcs) {
on_each_cpu(__vcpu_clear, vcpu, 0, 1);
free_vmcs(vcpu->vmcs);
- vcpu->vmcs = 0;
+ vcpu->vmcs = NULL;
}
}
--- linux-2.6.19-rc6-mm2.orig/drivers/kvm/x86_emulate.c
+++ linux-2.6.19-rc6-mm2/drivers/kvm/x86_emulate.c
@@ -683,7 +683,7 @@ done_prefixes:
if (mode == X86EMUL_MODE_PROT64 &&
override_base != &ctxt->fs_base &&
override_base != &ctxt->gs_base)
- override_base = 0;
+ override_base = NULL;
if (override_base)
modrm_ea += *override_base;
---
-
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