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authorDavid S. Miller <davem@davemloft.net>2008-08-27 20:03:22 -0700
committerDavid S. Miller <davem@davemloft.net>2008-08-27 20:03:22 -0700
commit66e4f8c076f8803e83879d986a7803a918b2129e (patch)
tree8d32c210b0c2304a55c9333e71a76d43755a4ab3 /arch/sparc/include/asm/smp_32.h
parent349101da8e1f8e5eb1476b02823da80495224485 (diff)
downloadop-kernel-dev-66e4f8c076f8803e83879d986a7803a918b2129e.zip
op-kernel-dev-66e4f8c076f8803e83879d986a7803a918b2129e.tar.gz
sparc32: Implement smp_call_function_single().
Reported by Stephen Rothwell. Needed to fix the build when CONFIG_RELAY is enabled. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/include/asm/smp_32.h')
-rw-r--r--arch/sparc/include/asm/smp_32.h25
1 files changed, 15 insertions, 10 deletions
diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h
index 7201752..a8180e5 100644
--- a/arch/sparc/include/asm/smp_32.h
+++ b/arch/sparc/include/asm/smp_32.h
@@ -50,27 +50,24 @@ struct seq_file;
void smp_bogo(struct seq_file *);
void smp_info(struct seq_file *);
-BTFIXUPDEF_CALL(void, smp_cross_call, smpfunc_t, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long)
+BTFIXUPDEF_CALL(void, smp_cross_call, smpfunc_t, cpumask_t, unsigned long, unsigned long, unsigned long, unsigned long)
BTFIXUPDEF_CALL(int, __hard_smp_processor_id, void)
BTFIXUPDEF_BLACKBOX(hard_smp_processor_id)
BTFIXUPDEF_BLACKBOX(load_current)
-#define smp_cross_call(func,arg1,arg2,arg3,arg4,arg5) BTFIXUP_CALL(smp_cross_call)(func,arg1,arg2,arg3,arg4,arg5)
+#define smp_cross_call(func,mask,arg1,arg2,arg3,arg4) BTFIXUP_CALL(smp_cross_call)(func,mask,arg1,arg2,arg3,arg4)
-static inline void xc0(smpfunc_t func) { smp_cross_call(func, 0, 0, 0, 0, 0); }
+static inline void xc0(smpfunc_t func) { smp_cross_call(func, cpu_online_map, 0, 0, 0, 0); }
static inline void xc1(smpfunc_t func, unsigned long arg1)
-{ smp_cross_call(func, arg1, 0, 0, 0, 0); }
+{ smp_cross_call(func, cpu_online_map, arg1, 0, 0, 0); }
static inline void xc2(smpfunc_t func, unsigned long arg1, unsigned long arg2)
-{ smp_cross_call(func, arg1, arg2, 0, 0, 0); }
+{ smp_cross_call(func, cpu_online_map, arg1, arg2, 0, 0); }
static inline void xc3(smpfunc_t func, unsigned long arg1, unsigned long arg2,
unsigned long arg3)
-{ smp_cross_call(func, arg1, arg2, arg3, 0, 0); }
+{ smp_cross_call(func, cpu_online_map, arg1, arg2, arg3, 0); }
static inline void xc4(smpfunc_t func, unsigned long arg1, unsigned long arg2,
unsigned long arg3, unsigned long arg4)
-{ smp_cross_call(func, arg1, arg2, arg3, arg4, 0); }
-static inline void xc5(smpfunc_t func, unsigned long arg1, unsigned long arg2,
- unsigned long arg3, unsigned long arg4, unsigned long arg5)
-{ smp_cross_call(func, arg1, arg2, arg3, arg4, arg5); }
+{ smp_cross_call(func, cpu_online_map, arg1, arg2, arg3, arg4); }
static inline int smp_call_function(void (*func)(void *info), void *info, int wait)
{
@@ -78,6 +75,14 @@ static inline int smp_call_function(void (*func)(void *info), void *info, int wa
return 0;
}
+static inline int smp_call_function_single(int cpuid, void (*func) (void *info),
+ void *info, int wait)
+{
+ smp_cross_call((smpfunc_t)func, cpumask_of_cpu(cpuid),
+ (unsigned long) info, 0, 0, 0);
+ return 0;
+}
+
static inline int cpu_logical_map(int cpu)
{
return cpu;
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