diff options
Diffstat (limited to 'arch/sparc/kernel/module.c')
-rw-r--r-- | arch/sparc/kernel/module.c | 55 |
1 files changed, 27 insertions, 28 deletions
diff --git a/arch/sparc/kernel/module.c b/arch/sparc/kernel/module.c index 99ba5baa949..e5519870c3d 100644 --- a/arch/sparc/kernel/module.c +++ b/arch/sparc/kernel/module.c @@ -17,6 +17,8 @@ #include <asm/processor.h> #include <asm/spitfire.h> +#include "entry.h" + #ifdef CONFIG_SPARC64 #include <linux/jump_label.h> @@ -68,12 +70,6 @@ void *module_alloc(unsigned long size) return ret; } -/* Free memory returned from module_core_alloc/module_init_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - /* Make generic code ignore STT_REGISTER dummy undefined symbols. */ int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, @@ -107,17 +103,6 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, return 0; } -int apply_relocate(Elf_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: non-ADD RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -220,6 +205,29 @@ int apply_relocate_add(Elf_Shdr *sechdrs, } #ifdef CONFIG_SPARC64 +static void do_patch_sections(const Elf_Ehdr *hdr, + const Elf_Shdr *sechdrs) +{ + const Elf_Shdr *s, *sun4v_1insn = NULL, *sun4v_2insn = NULL; + char *secstrings = (void *)hdr + sechdrs[hdr->e_shstrndx].sh_offset; + + for (s = sechdrs; s < sechdrs + hdr->e_shnum; s++) { + if (!strcmp(".sun4v_1insn_patch", secstrings + s->sh_name)) + sun4v_1insn = s; + if (!strcmp(".sun4v_2insn_patch", secstrings + s->sh_name)) + sun4v_2insn = s; + } + + if (sun4v_1insn && tlb_type == hypervisor) { + void *p = (void *) sun4v_1insn->sh_addr; + sun4v_patch_1insn_range(p, p + sun4v_1insn->sh_size); + } + if (sun4v_2insn && tlb_type == hypervisor) { + void *p = (void *) sun4v_2insn->sh_addr; + sun4v_patch_2insn_range(p, p + sun4v_2insn->sh_size); + } +} + int module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, struct module *me) @@ -227,6 +235,8 @@ int module_finalize(const Elf_Ehdr *hdr, /* make jump label nops */ jump_label_apply_nops(me); + do_patch_sections(hdr, sechdrs); + /* Cheetah's I-cache is fully coherent. */ if (tlb_type == spitfire) { unsigned long va; @@ -239,15 +249,4 @@ int module_finalize(const Elf_Ehdr *hdr, return 0; } -#else -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} #endif /* CONFIG_SPARC64 */ - -void module_arch_cleanup(struct module *mod) -{ -} |