percpu_modcopy() is defined multiple times in arch files. However, the only
user is module.c. Put a static definition into module.c and remove
the definitions from the arch files.
Based on 2.6.24-rc8-mm1 + latest (08/1/21) git-x86
Cc: David Miller <[EMAIL PROTECTED]>
Cc: Rusty Russell <[EMAIL PROTECTED]>
Cc: Andi Kleen <[EMAIL PROTECTED]>
Signed-off-by: Christoph Lameter <[EMAIL PROTECTED]>
Signed-off-by: Mike Travis <[EMAIL PROTECTED]>
---
arch/ia64/kernel/module.c | 11 -----------
include/asm-generic/percpu.h | 8 --------
include/asm-ia64/percpu.h | 5 -----
include/asm-powerpc/percpu.h | 9 ---------
include/asm-s390/percpu.h | 9 ---------
kernel/module.c | 8 ++++++++
6 files changed, 8 insertions(+), 42 deletions(-)
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -940,14 +940,3 @@ module_arch_cleanup (struct module *mod)
if (mod->arch.core_unw_table)
unw_remove_unwind_table(mod->arch.core_unw_table);
}
-
-#ifdef CONFIG_SMP
-void
-percpu_modcopy (void *pcpudst, const void *src, unsigned long size)
-{
- unsigned int i;
- for_each_possible_cpu(i) {
- memcpy(pcpudst + per_cpu_offset(i), src, size);
- }
-}
-#endif /* CONFIG_SMP */
--- a/include/asm-generic/percpu.h
+++ b/include/asm-generic/percpu.h
@@ -63,14 +63,6 @@ extern unsigned long __per_cpu_offset[NR
extern void setup_per_cpu_areas(void);
#endif
-/* A macro to avoid #include hell... */
-#define percpu_modcopy(pcpudst, src, size) \
-do { \
- unsigned int __i; \
- for_each_possible_cpu(__i) \
- memcpy((pcpudst)+per_cpu_offset(__i), \
- (src), (size)); \
-} while (0)
#else /* ! SMP */
#define per_cpu(var, cpu) (*((void)(cpu),
&per_cpu_var(var)))
--- a/include/asm-ia64/percpu.h
+++ b/include/asm-ia64/percpu.h
@@ -22,10 +22,6 @@
#define DECLARE_PER_CPU(type, name) \
extern PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name
-/*
- * Pretty much a literal copy of asm-generic/percpu.h, except that
percpu_modcopy() is an
- * external routine, to avoid include-hell.
- */
#ifdef CONFIG_SMP
extern unsigned long __per_cpu_offset[NR_CPUS];
@@ -38,7 +34,6 @@ DECLARE_PER_CPU(unsigned long, local_per
#define __get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var,
__ia64_per_cpu_var(local_per_cpu_offset)))
#define __raw_get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var,
__ia64_per_cpu_var(local_per_cpu_offset)))
-extern void percpu_modcopy(void *pcpudst, const void *src, unsigned long size);
extern void setup_per_cpu_areas (void);
extern void *per_cpu_init(void);
--- a/include/asm-powerpc/percpu.h
+++ b/include/asm-powerpc/percpu.h
@@ -21,15 +21,6 @@
#define __get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __my_cpu_offset()))
#define __raw_get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var,
local_paca->data_offset))
-/* A macro to avoid #include hell... */
-#define percpu_modcopy(pcpudst, src, size) \
-do { \
- unsigned int __i; \
- for_each_possible_cpu(__i) \
- memcpy((pcpudst)+__per_cpu_offset(__i), \
- (src), (size)); \
-} while (0)
-
extern void setup_per_cpu_areas(void);
#else /* ! SMP */
--- a/include/asm-s390/percpu.h
+++ b/include/asm-s390/percpu.h
@@ -39,15 +39,6 @@ extern unsigned long __per_cpu_offset[NR
#define per_cpu(var,cpu) __reloc_hide(var,__per_cpu_offset[cpu])
#define per_cpu_offset(x) (__per_cpu_offset[x])
-/* A macro to avoid #include hell... */
-#define percpu_modcopy(pcpudst, src, size) \
-do { \
- unsigned int __i; \
- for_each_possible_cpu(__i) \
- memcpy((pcpudst)+__per_cpu_offset[__i], \
- (src), (size)); \
-} while (0)
-
#else /* ! SMP */
#define __get_cpu_var(var) __reloc_hide(var,0)
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -427,6 +427,14 @@ static unsigned int find_pcpusec(Elf_Ehd
return find_sec(hdr, sechdrs, secstrings, ".data.percpu");
}
+static void percpu_modcopy(void *pcpudest, const void *from, unsigned long
size)
+{
+ int cpu;
+
+ for_each_possible_cpu(cpu)
+ memcpy(pcpudest + per_cpu_offset(cpu), from, size);
+}
+
static int percpu_modinit(void)
{
pcpu_num_used = 2;
--
--
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