summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorPaul Mackerras <paulus@samba.org>2008-04-28 14:44:08 +1000
committerPaul Mackerras <paulus@samba.org>2008-04-29 15:57:34 +1000
commitdd18434ff0b7d9b9ad3d596985fc84b329d2f9a8 (patch)
tree075067cc4390d186cef962098fae2e11d34c5bef
parent745a14cc264b1832c638e41812e0cb04328b2db1 (diff)
downloadop-kernel-dev-dd18434ff0b7d9b9ad3d596985fc84b329d2f9a8.zip
op-kernel-dev-dd18434ff0b7d9b9ad3d596985fc84b329d2f9a8.tar.gz
[POWERPC] Use __always_inline for xchg* and cmpxchg*
This changes the definitions of the xchg and cmpxchg families of functions in include/asm-powerpc/system.h to be marked __always_inline rather than __inline__. The reason for doing this is that we rely on the compiler inlining them in order to eliminate the references to __xchg_called_with_bad_pointer and __cmpxchg_called_with_bad_pointer, which are deliberately left undefined. Thus this change will enable us to make the inline keyword be just a hint rather than a directive. Signed-off-by: Paul Mackerras <paulus@samba.org>
-rw-r--r--include/asm-powerpc/system.h24
1 files changed, 12 insertions, 12 deletions
diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h
index fab1674..2b6559a 100644
--- a/include/asm-powerpc/system.h
+++ b/include/asm-powerpc/system.h
@@ -204,7 +204,7 @@ extern int powersave_nap; /* set if nap mode can be used in idle loop */
* Changes the memory location '*ptr' to be val and returns
* the previous value stored there.
*/
-static __inline__ unsigned long
+static __always_inline unsigned long
__xchg_u32(volatile void *p, unsigned long val)
{
unsigned long prev;
@@ -229,7 +229,7 @@ __xchg_u32(volatile void *p, unsigned long val)
* Changes the memory location '*ptr' to be val and returns
* the previous value stored there.
*/
-static __inline__ unsigned long
+static __always_inline unsigned long
__xchg_u32_local(volatile void *p, unsigned long val)
{
unsigned long prev;
@@ -247,7 +247,7 @@ __xchg_u32_local(volatile void *p, unsigned long val)
}
#ifdef CONFIG_PPC64
-static __inline__ unsigned long
+static __always_inline unsigned long
__xchg_u64(volatile void *p, unsigned long val)
{
unsigned long prev;
@@ -266,7 +266,7 @@ __xchg_u64(volatile void *p, unsigned long val)
return prev;
}
-static __inline__ unsigned long
+static __always_inline unsigned long
__xchg_u64_local(volatile void *p, unsigned long val)
{
unsigned long prev;
@@ -290,7 +290,7 @@ __xchg_u64_local(volatile void *p, unsigned long val)
*/
extern void __xchg_called_with_bad_pointer(void);
-static __inline__ unsigned long
+static __always_inline unsigned long
__xchg(volatile void *ptr, unsigned long x, unsigned int size)
{
switch (size) {
@@ -305,7 +305,7 @@ __xchg(volatile void *ptr, unsigned long x, unsigned int size)
return x;
}
-static __inline__ unsigned long
+static __always_inline unsigned long
__xchg_local(volatile void *ptr, unsigned long x, unsigned int size)
{
switch (size) {
@@ -338,7 +338,7 @@ __xchg_local(volatile void *ptr, unsigned long x, unsigned int size)
*/
#define __HAVE_ARCH_CMPXCHG 1
-static __inline__ unsigned long
+static __always_inline unsigned long
__cmpxchg_u32(volatile unsigned int *p, unsigned long old, unsigned long new)
{
unsigned int prev;
@@ -361,7 +361,7 @@ __cmpxchg_u32(volatile unsigned int *p, unsigned long old, unsigned long new)
return prev;
}
-static __inline__ unsigned long
+static __always_inline unsigned long
__cmpxchg_u32_local(volatile unsigned int *p, unsigned long old,
unsigned long new)
{
@@ -384,7 +384,7 @@ __cmpxchg_u32_local(volatile unsigned int *p, unsigned long old,
}
#ifdef CONFIG_PPC64
-static __inline__ unsigned long
+static __always_inline unsigned long
__cmpxchg_u64(volatile unsigned long *p, unsigned long old, unsigned long new)
{
unsigned long prev;
@@ -406,7 +406,7 @@ __cmpxchg_u64(volatile unsigned long *p, unsigned long old, unsigned long new)
return prev;
}
-static __inline__ unsigned long
+static __always_inline unsigned long
__cmpxchg_u64_local(volatile unsigned long *p, unsigned long old,
unsigned long new)
{
@@ -432,7 +432,7 @@ __cmpxchg_u64_local(volatile unsigned long *p, unsigned long old,
if something tries to do an invalid cmpxchg(). */
extern void __cmpxchg_called_with_bad_pointer(void);
-static __inline__ unsigned long
+static __always_inline unsigned long
__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new,
unsigned int size)
{
@@ -448,7 +448,7 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new,
return old;
}
-static __inline__ unsigned long
+static __always_inline unsigned long
__cmpxchg_local(volatile void *ptr, unsigned long old, unsigned long new,
unsigned int size)
{
OpenPOWER on IntegriCloud