diff options
Diffstat (limited to 'target/linux/sibyte/patches/106-no_module_reloc.patch')
| -rw-r--r-- | target/linux/sibyte/patches/106-no_module_reloc.patch | 48 |
1 files changed, 22 insertions, 26 deletions
diff --git a/target/linux/sibyte/patches/106-no_module_reloc.patch b/target/linux/sibyte/patches/106-no_module_reloc.patch index 449bda7..20b707e 100644 --- a/target/linux/sibyte/patches/106-no_module_reloc.patch +++ b/target/linux/sibyte/patches/106-no_module_reloc.patch @@ -1,7 +1,6 @@ -diff -urN linux-2.6.30.10/arch/mips/Makefile linux-2.6.30.10.new//arch/mips/Makefile ---- linux-2.6.30.10/arch/mips/Makefile 2010-01-29 16:12:01.000000000 +0100 -+++ linux-2.6.30.10.new//arch/mips/Makefile 2009-12-04 07:00:07.000000000 +0100 -@@ -83,7 +83,7 @@ +--- a/arch/mips/Makefile ++++ b/arch/mips/Makefile +@@ -83,7 +83,7 @@ all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64 cflags-y += -G 0 -mno-abicalls -fno-pic -pipe cflags-y += -msoft-float LDFLAGS_vmlinux += -G 0 -static -n -nostdlib @@ -10,10 +9,9 @@ diff -urN linux-2.6.30.10/arch/mips/Makefile linux-2.6.30.10.new//arch/mips/Make cflags-y += -ffreestanding -diff -urN linux-2.6.30.10/arch/mips/include/asm/module.h linux-2.6.30.10.new//arch/mips/include/asm/module.h ---- linux-2.6.30.10/arch/mips/include/asm/module.h 2010-01-29 16:12:01.000000000 +0100 -+++ linux-2.6.30.10.new//arch/mips/include/asm/module.h 2009-12-04 07:00:07.000000000 +0100 -@@ -9,11 +9,6 @@ +--- a/arch/mips/include/asm/module.h ++++ b/arch/mips/include/asm/module.h +@@ -9,11 +9,6 @@ struct mod_arch_specific { struct list_head dbe_list; const struct exception_table_entry *dbe_start; const struct exception_table_entry *dbe_end; @@ -25,10 +23,9 @@ diff -urN linux-2.6.30.10/arch/mips/include/asm/module.h linux-2.6.30.10.new//ar }; typedef uint8_t Elf64_Byte; /* Type for a 8-bit quantity. */ -diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mips/kernel/module.c ---- linux-2.6.30.10/arch/mips/kernel/module.c 2010-01-29 16:12:01.000000000 +0100 -+++ linux-2.6.30.10.new//arch/mips/kernel/module.c 2009-12-04 07:00:07.000000000 +0100 -@@ -43,116 +43,6 @@ +--- a/arch/mips/kernel/module.c ++++ b/arch/mips/kernel/module.c +@@ -43,117 +43,6 @@ static struct mips_hi16 *mips_hi16_list; static LIST_HEAD(dbe_list); static DEFINE_SPINLOCK(dbe_lock); @@ -142,10 +139,11 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi - __free_page(page); -} - +- void *module_alloc(unsigned long size) { #ifdef MODULE_START -@@ -168,101 +58,23 @@ +@@ -169,99 +58,21 @@ void *module_alloc(unsigned long size) return __vmalloc_area(area, GFP_KERNEL, PAGE_KERNEL); #else @@ -189,11 +187,8 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi - } else { - vfree(module_region); - } -+ vfree(module_region); - /* FIXME: If module_region == mod->init_region, trim exception - table entries. */ - } - +-} +- -static void *__module_alloc(int size, bool phys) -{ - void *ptr; @@ -211,8 +206,9 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi - kfree(ptr); - else - vfree(ptr); --} -- ++ vfree(module_region); + } + int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, char *secstrings, struct module *mod) { @@ -249,7 +245,7 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi return 0; } -@@ -285,37 +97,27 @@ +@@ -284,36 +95,28 @@ static int apply_r_mips_32_rela(struct m return 0; } @@ -258,7 +254,6 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi +static int apply_r_mips_26_rel(struct module *me, u32 *location, Elf_Addr v) { - unsigned *tramp = start + *plt_offset; -- - *plt_offset += 4 * sizeof(int); - - /* adjust carry for addiu */ @@ -270,7 +265,8 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi - tramp[2] = 0x03200008; /* jr t9 */ - tramp[3] = 0x00000000; /* nop */ + if (v % 4) { -+ printk(KERN_ERR "module %s: dangerous relocation\n", me->name); ++ pr_err("module %s: dangerous R_MIPS_26 REL relocation\n", ++ me->name); + return -ENOEXEC; + } @@ -301,8 +297,8 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi +static int apply_r_mips_26_rela(struct module *me, u32 *location, Elf_Addr v) { if (v % 4) { - printk(KERN_ERR "module %s: dangerous relocation\n", me->name); -@@ -323,31 +125,17 @@ + pr_err("module %s: dangerous R_MIPS_26 RELArelocation\n", +@@ -322,31 +125,17 @@ static int set_r_mips_26(struct module * } if ((v & 0xf0000000) != (((unsigned long)location + 4) & 0xf0000000)) { @@ -337,7 +333,7 @@ diff -urN linux-2.6.30.10/arch/mips/kernel/module.c linux-2.6.30.10.new//arch/mi static int apply_r_mips_hi16_rel(struct module *me, u32 *location, Elf_Addr v) { struct mips_hi16 *n; -@@ -612,32 +400,11 @@ +@@ -611,32 +400,11 @@ int module_finalize(const Elf_Ehdr *hdr, list_add(&me->arch.dbe_list, &dbe_list); spin_unlock_irq(&dbe_lock); } |