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Diffstat (limited to 'arch/powerpc/kernel/module_64.c')
-rw-r--r--arch/powerpc/kernel/module_64.c42
1 files changed, 17 insertions, 25 deletions
diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c
index 94d14cf99bca..794720530442 100644
--- a/arch/powerpc/kernel/module_64.c
+++ b/arch/powerpc/kernel/module_64.c
@@ -33,20 +33,13 @@
#ifdef PPC64_ELF_ABI_v2
-/* An address is simply the address of the function. */
-typedef unsigned long func_desc_t;
-
static func_desc_t func_desc(unsigned long addr)
{
- return addr;
-}
-static unsigned long func_addr(unsigned long addr)
-{
- return addr;
-}
-static unsigned long stub_func_addr(func_desc_t func)
-{
- return func;
+ func_desc_t desc = {
+ .addr = addr,
+ };
+
+ return desc;
}
/* PowerPC64 specific values for the Elf64_Sym st_other field. */
@@ -64,20 +57,9 @@ static unsigned int local_entry_offset(const Elf64_Sym *sym)
}
#else
-/* An address is address of the OPD entry, which contains address of fn. */
-typedef struct ppc64_opd_entry func_desc_t;
-
static func_desc_t func_desc(unsigned long addr)
{
- return *(struct ppc64_opd_entry *)addr;
-}
-static unsigned long func_addr(unsigned long addr)
-{
- return func_desc(addr).funcaddr;
-}
-static unsigned long stub_func_addr(func_desc_t func)
-{
- return func.funcaddr;
+ return *(struct func_desc *)addr;
}
static unsigned int local_entry_offset(const Elf64_Sym *sym)
{
@@ -94,6 +76,16 @@ void *dereference_module_function_descriptor(struct module *mod, void *ptr)
}
#endif
+static unsigned long func_addr(unsigned long addr)
+{
+ return func_desc(addr).addr;
+}
+
+static unsigned long stub_func_addr(func_desc_t func)
+{
+ return func.addr;
+}
+
#define STUB_MAGIC 0x73747562 /* stub */
/* Like PPC32, we need little trampolines to do > 24-bit jumps (into
@@ -188,7 +180,7 @@ static int relacmp(const void *_x, const void *_y)
static unsigned long get_stubs_size(const Elf64_Ehdr *hdr,
const Elf64_Shdr *sechdrs)
{
- /* One extra reloc so it's always 0-funcaddr terminated */
+ /* One extra reloc so it's always 0-addr terminated */
unsigned long relocs = 1;
unsigned i;