[PATCH] x86: sparse warnings in pageattr.c
Adjust the definition of lookup_address to take an unsigned long
level argument. Adjust callers in xen/mmu.c that pass in a
dummy variable.
Signed-off-by: Harvey Harrison <[EMAIL PROTECTED]>
---
Ingo, sorry for missing this hunk in my previous signedness fixes for
lookup_address.
arch/x86/mm/pageattr.c|8 +---
arch/x86/xen/mmu.c|6 +++---
include/asm-x86/pgtable.h |2 +-
3 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index d4401a0..7aa4cd3 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -194,7 +194,7 @@ static inline pgprot_t static_protections(pgprot_t prot,
unsigned long address)
* or when the present bit is not set. Otherwise we would return a
* pointer to a nonexisting mapping.
*/
-pte_t *lookup_address(unsigned long address, int *level)
+pte_t *lookup_address(unsigned long address, unsigned int *level)
{
pgd_t *pgd = pgd_offset_k(address);
pud_t *pud;
@@ -259,7 +259,8 @@ try_preserve_large_page(pte_t *kpte, unsigned long address,
unsigned long nextpage_addr, numpages, pmask, psize, flags;
pte_t new_pte, old_pte, *tmp;
pgprot_t old_prot, new_prot;
- int level, do_split = 1;
+ int do_split = 1;
+ unsigned int level;
spin_lock_irqsave(_lock, flags);
/*
@@ -410,7 +411,8 @@ out_unlock:
static int __change_page_attr(unsigned long address, struct cpa_data *cpa)
{
- int level, do_split, err;
+ int do_split, err;
+ unsigned int level;
struct page *kpte_page;
pte_t *kpte;
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 45aa771..0144395 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -58,7 +58,7 @@
xmaddr_t arbitrary_virt_to_machine(unsigned long address)
{
- int level;
+ unsigned int level;
pte_t *pte = lookup_address(address, );
unsigned offset = address & PAGE_MASK;
@@ -71,7 +71,7 @@ void make_lowmem_page_readonly(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, );
BUG_ON(pte == NULL);
@@ -86,7 +86,7 @@ void make_lowmem_page_readwrite(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, );
BUG_ON(pte == NULL);
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h
index 44c0a4f..174b877 100644
--- a/include/asm-x86/pgtable.h
+++ b/include/asm-x86/pgtable.h
@@ -255,7 +255,7 @@ enum {
* NOTE: the return type is pte_t but if the pmd is PSE then we return it
* as a pte too.
*/
-extern pte_t *lookup_address(unsigned long address, int *level);
+extern pte_t *lookup_address(unsigned long address, unsigned int *level);
/* local pte updates need not use xchg for locking */
static inline pte_t native_local_ptep_get_and_clear(pte_t *ptep)
--
1.5.4.rc5.1138.g2602
--
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[PATCH] x86: sparse warnings in pageattr.c
Adjust the definition of lookup_address to take an unsigned long
level argument. Adjust callers in xen/mmu.c that pass in a
dummy variable.
Signed-off-by: Harvey Harrison [EMAIL PROTECTED]
---
Ingo, sorry for missing this hunk in my previous signedness fixes for
lookup_address.
arch/x86/mm/pageattr.c|8 +---
arch/x86/xen/mmu.c|6 +++---
include/asm-x86/pgtable.h |2 +-
3 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index d4401a0..7aa4cd3 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -194,7 +194,7 @@ static inline pgprot_t static_protections(pgprot_t prot,
unsigned long address)
* or when the present bit is not set. Otherwise we would return a
* pointer to a nonexisting mapping.
*/
-pte_t *lookup_address(unsigned long address, int *level)
+pte_t *lookup_address(unsigned long address, unsigned int *level)
{
pgd_t *pgd = pgd_offset_k(address);
pud_t *pud;
@@ -259,7 +259,8 @@ try_preserve_large_page(pte_t *kpte, unsigned long address,
unsigned long nextpage_addr, numpages, pmask, psize, flags;
pte_t new_pte, old_pte, *tmp;
pgprot_t old_prot, new_prot;
- int level, do_split = 1;
+ int do_split = 1;
+ unsigned int level;
spin_lock_irqsave(pgd_lock, flags);
/*
@@ -410,7 +411,8 @@ out_unlock:
static int __change_page_attr(unsigned long address, struct cpa_data *cpa)
{
- int level, do_split, err;
+ int do_split, err;
+ unsigned int level;
struct page *kpte_page;
pte_t *kpte;
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 45aa771..0144395 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -58,7 +58,7 @@
xmaddr_t arbitrary_virt_to_machine(unsigned long address)
{
- int level;
+ unsigned int level;
pte_t *pte = lookup_address(address, level);
unsigned offset = address PAGE_MASK;
@@ -71,7 +71,7 @@ void make_lowmem_page_readonly(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, level);
BUG_ON(pte == NULL);
@@ -86,7 +86,7 @@ void make_lowmem_page_readwrite(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, level);
BUG_ON(pte == NULL);
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h
index 44c0a4f..174b877 100644
--- a/include/asm-x86/pgtable.h
+++ b/include/asm-x86/pgtable.h
@@ -255,7 +255,7 @@ enum {
* NOTE: the return type is pte_t but if the pmd is PSE then we return it
* as a pte too.
*/
-extern pte_t *lookup_address(unsigned long address, int *level);
+extern pte_t *lookup_address(unsigned long address, unsigned int *level);
/* local pte updates need not use xchg for locking */
static inline pte_t native_local_ptep_get_and_clear(pte_t *ptep)
--
1.5.4.rc5.1138.g2602
--
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Please read the FAQ at http://www.tux.org/lkml/
[PATCH] x86: sparse warnings in pageattr.c
Adjust the definition of lookup_address to take an unsigned long
level argument. Adjust callers in xen/mmu.c that pass in a
dummy variable.
arch/x86/mm/pageattr.c:99:38: warning: incorrect type in argument 2 (different
signedness)
arch/x86/mm/pageattr.c:99:38:expected int *level
arch/x86/mm/pageattr.c:99:38:got unsigned int *
arch/x86/mm/pageattr.c:215:33: warning: incorrect type in argument 2 (different
signedness)
arch/x86/mm/pageattr.c:215:33:expected int *level
arch/x86/mm/pageattr.c:215:33:got unsigned int *
Signed-off-by: Harvey Harrison <[EMAIL PROTECTED]>
---
arch/x86/mm/pageattr.c|5 +++--
arch/x86/xen/mmu.c|6 +++---
include/asm-x86/pgtable.h |2 +-
3 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index e297bd6..d29cb9a 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -142,7 +142,7 @@ static inline pgprot_t static_protections(pgprot_t prot,
unsigned long address)
return prot;
}
-pte_t *lookup_address(unsigned long address, int *level)
+pte_t *lookup_address(unsigned long address, unsigned int *level)
{
pgd_t *pgd = pgd_offset_k(address);
pud_t *pud;
@@ -254,7 +254,8 @@ __change_page_attr(unsigned long address, unsigned long pfn,
pgprot_t mask_set, pgprot_t mask_clr)
{
struct page *kpte_page;
- int level, err = 0;
+ unsigned int level;
+ int err = 0;
pte_t *kpte;
#ifdef CONFIG_X86_32
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 45aa771..0144395 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -58,7 +58,7 @@
xmaddr_t arbitrary_virt_to_machine(unsigned long address)
{
- int level;
+ unsigned int level;
pte_t *pte = lookup_address(address, );
unsigned offset = address & PAGE_MASK;
@@ -71,7 +71,7 @@ void make_lowmem_page_readonly(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, );
BUG_ON(pte == NULL);
@@ -86,7 +86,7 @@ void make_lowmem_page_readwrite(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, );
BUG_ON(pte == NULL);
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h
index cd2524f..de27abf 100644
--- a/include/asm-x86/pgtable.h
+++ b/include/asm-x86/pgtable.h
@@ -251,7 +251,7 @@ enum {
* NOTE: the return type is pte_t but if the pmd is PSE then we return it
* as a pte too.
*/
-extern pte_t *lookup_address(unsigned long address, int *level);
+extern pte_t *lookup_address(unsigned long address, unsigned int *level);
/* local pte updates need not use xchg for locking */
static inline pte_t native_local_ptep_get_and_clear(pte_t *ptep)
--
1.5.4.rc4.1142.gf5a97
--
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the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[PATCH] x86: sparse warnings in pageattr.c
Adjust the definition of lookup_address to take an unsigned long
level argument. Adjust callers in xen/mmu.c that pass in a
dummy variable.
arch/x86/mm/pageattr.c:99:38: warning: incorrect type in argument 2 (different
signedness)
arch/x86/mm/pageattr.c:99:38:expected int *level
arch/x86/mm/pageattr.c:99:38:got unsigned int *noident
arch/x86/mm/pageattr.c:215:33: warning: incorrect type in argument 2 (different
signedness)
arch/x86/mm/pageattr.c:215:33:expected int *level
arch/x86/mm/pageattr.c:215:33:got unsigned int *noident
Signed-off-by: Harvey Harrison [EMAIL PROTECTED]
---
arch/x86/mm/pageattr.c|5 +++--
arch/x86/xen/mmu.c|6 +++---
include/asm-x86/pgtable.h |2 +-
3 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index e297bd6..d29cb9a 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -142,7 +142,7 @@ static inline pgprot_t static_protections(pgprot_t prot,
unsigned long address)
return prot;
}
-pte_t *lookup_address(unsigned long address, int *level)
+pte_t *lookup_address(unsigned long address, unsigned int *level)
{
pgd_t *pgd = pgd_offset_k(address);
pud_t *pud;
@@ -254,7 +254,8 @@ __change_page_attr(unsigned long address, unsigned long pfn,
pgprot_t mask_set, pgprot_t mask_clr)
{
struct page *kpte_page;
- int level, err = 0;
+ unsigned int level;
+ int err = 0;
pte_t *kpte;
#ifdef CONFIG_X86_32
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 45aa771..0144395 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -58,7 +58,7 @@
xmaddr_t arbitrary_virt_to_machine(unsigned long address)
{
- int level;
+ unsigned int level;
pte_t *pte = lookup_address(address, level);
unsigned offset = address PAGE_MASK;
@@ -71,7 +71,7 @@ void make_lowmem_page_readonly(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, level);
BUG_ON(pte == NULL);
@@ -86,7 +86,7 @@ void make_lowmem_page_readwrite(void *vaddr)
{
pte_t *pte, ptev;
unsigned long address = (unsigned long)vaddr;
- int level;
+ unsigned int level;
pte = lookup_address(address, level);
BUG_ON(pte == NULL);
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h
index cd2524f..de27abf 100644
--- a/include/asm-x86/pgtable.h
+++ b/include/asm-x86/pgtable.h
@@ -251,7 +251,7 @@ enum {
* NOTE: the return type is pte_t but if the pmd is PSE then we return it
* as a pte too.
*/
-extern pte_t *lookup_address(unsigned long address, int *level);
+extern pte_t *lookup_address(unsigned long address, unsigned int *level);
/* local pte updates need not use xchg for locking */
static inline pte_t native_local_ptep_get_and_clear(pte_t *ptep)
--
1.5.4.rc4.1142.gf5a97
--
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the body of a message to [EMAIL PROTECTED]
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Please read the FAQ at http://www.tux.org/lkml/
