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-rw-r--r--arch/x86/include/asm/bitops.h12
-rw-r--r--arch/x86/include/asm/cfi.h4
-rw-r--r--arch/x86/include/asm/xen/page.h14
3 files changed, 15 insertions, 15 deletions
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h
index eebbc8889e70..a835f891164d 100644
--- a/arch/x86/include/asm/bitops.h
+++ b/arch/x86/include/asm/bitops.h
@@ -246,7 +246,7 @@ arch_test_bit_acquire(unsigned long nr, const volatile unsigned long *addr)
variable_test_bit(nr, addr);
}
-static __always_inline unsigned long variable__ffs(unsigned long word)
+static __always_inline __attribute_const__ unsigned long variable__ffs(unsigned long word)
{
asm("tzcnt %1,%0"
: "=r" (word)
@@ -265,7 +265,7 @@ static __always_inline unsigned long variable__ffs(unsigned long word)
(unsigned long)__builtin_ctzl(word) : \
variable__ffs(word))
-static __always_inline unsigned long variable_ffz(unsigned long word)
+static __always_inline __attribute_const__ unsigned long variable_ffz(unsigned long word)
{
return variable__ffs(~word);
}
@@ -287,7 +287,7 @@ static __always_inline unsigned long variable_ffz(unsigned long word)
*
* Undefined if no set bit exists, so code should check against 0 first.
*/
-static __always_inline unsigned long __fls(unsigned long word)
+static __always_inline __attribute_const__ unsigned long __fls(unsigned long word)
{
if (__builtin_constant_p(word))
return BITS_PER_LONG - 1 - __builtin_clzl(word);
@@ -301,7 +301,7 @@ static __always_inline unsigned long __fls(unsigned long word)
#undef ADDR
#ifdef __KERNEL__
-static __always_inline int variable_ffs(int x)
+static __always_inline __attribute_const__ int variable_ffs(int x)
{
int r;
@@ -355,7 +355,7 @@ static __always_inline int variable_ffs(int x)
* set bit if value is nonzero. The last (most significant) bit is
* at position 32.
*/
-static __always_inline int fls(unsigned int x)
+static __always_inline __attribute_const__ int fls(unsigned int x)
{
int r;
@@ -400,7 +400,7 @@ static __always_inline int fls(unsigned int x)
* at position 64.
*/
#ifdef CONFIG_X86_64
-static __always_inline int fls64(__u64 x)
+static __always_inline __attribute_const__ int fls64(__u64 x)
{
int bitpos = -1;
diff --git a/arch/x86/include/asm/cfi.h b/arch/x86/include/asm/cfi.h
index 1751f1eb95ef..976b90a3d190 100644
--- a/arch/x86/include/asm/cfi.h
+++ b/arch/x86/include/asm/cfi.h
@@ -113,7 +113,7 @@ extern bhi_thunk __bhi_args_end[];
struct pt_regs;
-#ifdef CONFIG_CFI_CLANG
+#ifdef CONFIG_CFI
enum bug_trap_type handle_cfi_failure(struct pt_regs *regs);
#define __bpfcall
@@ -157,7 +157,7 @@ static inline int cfi_get_func_arity(void *func)
{
return 0;
}
-#endif /* CONFIG_CFI_CLANG */
+#endif /* CONFIG_CFI */
#if HAS_KERNEL_IBT == 1
#define CFI_NOSEAL(x) asm(IBT_NOSEAL(__stringify(x)))
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h
index 85e63d58c074..59f642a94b9d 100644
--- a/arch/x86/include/asm/xen/page.h
+++ b/arch/x86/include/asm/xen/page.h
@@ -12,9 +12,9 @@
#include <asm/extable.h>
#include <asm/page.h>
+#include <xen/xen.h>
#include <xen/interface/xen.h>
#include <xen/interface/grant_table.h>
-#include <xen/features.h>
/* Xen machine address */
typedef struct xmaddr {
@@ -162,7 +162,7 @@ static inline unsigned long pfn_to_mfn(unsigned long pfn)
* pfn_to_mfn. This will have to be removed when we figured
* out which call.
*/
- if (xen_feature(XENFEAT_auto_translated_physmap))
+ if (!xen_pv_domain())
return pfn;
mfn = __pfn_to_mfn(pfn);
@@ -175,7 +175,7 @@ static inline unsigned long pfn_to_mfn(unsigned long pfn)
static inline int phys_to_machine_mapping_valid(unsigned long pfn)
{
- if (xen_feature(XENFEAT_auto_translated_physmap))
+ if (!xen_pv_domain())
return 1;
return __pfn_to_mfn(pfn) != INVALID_P2M_ENTRY;
@@ -210,7 +210,7 @@ static inline unsigned long mfn_to_pfn(unsigned long mfn)
* gfn_to_pfn. This will have to be removed when we figure
* out which call.
*/
- if (xen_feature(XENFEAT_auto_translated_physmap))
+ if (!xen_pv_domain())
return mfn;
pfn = mfn_to_pfn_no_overrides(mfn);
@@ -242,7 +242,7 @@ static inline xpaddr_t machine_to_phys(xmaddr_t machine)
/* Pseudo-physical <-> Guest conversion */
static inline unsigned long pfn_to_gfn(unsigned long pfn)
{
- if (xen_feature(XENFEAT_auto_translated_physmap))
+ if (!xen_pv_domain())
return pfn;
else
return pfn_to_mfn(pfn);
@@ -250,7 +250,7 @@ static inline unsigned long pfn_to_gfn(unsigned long pfn)
static inline unsigned long gfn_to_pfn(unsigned long gfn)
{
- if (xen_feature(XENFEAT_auto_translated_physmap))
+ if (!xen_pv_domain())
return gfn;
else
return mfn_to_pfn(gfn);
@@ -284,7 +284,7 @@ static inline unsigned long bfn_to_local_pfn(unsigned long mfn)
{
unsigned long pfn;
- if (xen_feature(XENFEAT_auto_translated_physmap))
+ if (!xen_pv_domain())
return mfn;
pfn = mfn_to_pfn(mfn);