[PATCH] CRIS update: updates for 2.6.12

Patches to make CRIS work with 2.6.12.

Signed-off-by: Mikael Starvik <starvik@axis.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 16 insertions, 23 deletions

diff --git a/arch/cris/kernel/module.c b/arch/cris/kernel/module.c
index f1d3e784f30c..11b867df8617 100644
--- a/arch/cris/kernel/module.c
+++ b/arch/cris/kernel/module.c
@@ -32,7 +32,7 @@ void *module_alloc(unsigned long size)
 {
 	if (size == 0)
 		return NULL;
-	return vmalloc(size);
+	return vmalloc_exec(size);
 }
 
 
@@ -59,26 +59,8 @@ int apply_relocate(Elf32_Shdr *sechdrs,
 		   unsigned int relsec,
 		   struct module *me)
 {
-	unsigned int i;
-	Elf32_Rel *rel = (void *)sechdrs[relsec].sh_addr;
-	Elf32_Sym *sym;
-	uint32_t *location;
-
-	DEBUGP("Applying relocate section %u to %u\n", relsec,
-	       sechdrs[relsec].sh_info);
-	for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) {
-		/* This is where to make the change */
-		location = (void *)sechdrs[sechdrs[relsec].sh_info].sh_offset
-			+ rel[i].r_offset;
-		/* This is the symbol it is referring to.  Note that all
-		   undefined symbols have been resolved.  */
-		sym = (Elf32_Sym *)sechdrs[symindex].sh_addr
-			+ ELF32_R_SYM(rel[i].r_info);
-
-                /* We add the value into the location given */
-                *location += sym->st_value;
-	}
-	return 0;
+	printk(KERN_ERR "module %s: REL relocation unsupported\n", me->name);
+	return -ENOEXEC;
 }
 
 int apply_relocate_add(Elf32_Shdr *sechdrs,
@@ -90,7 +72,7 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
   	unsigned int i;
 	Elf32_Rela *rela = (void *)sechdrs[relsec].sh_addr;
 
-	DEBUGP ("Applying relocate section %u to %u\n", relsec,
+	DEBUGP ("Applying add relocate section %u to %u\n", relsec,
 		sechdrs[relsec].sh_info);
 
 	for (i = 0; i < sechdrs[relsec].sh_size / sizeof (*rela); i++) {
@@ -103,7 +85,18 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
 		Elf32_Sym *sym
 			= ((Elf32_Sym *)sechdrs[symindex].sh_addr
 			   + ELF32_R_SYM (rela[i].r_info));
-		*loc = sym->st_value + rela[i].r_addend;
+		switch (ELF32_R_TYPE(rela[i].r_info)) {
+		case R_CRIS_32:
+			*loc = sym->st_value + rela[i].r_addend;
+			break;
+		case R_CRIS_32_PCREL:
+			*loc = sym->st_value - (unsigned)loc + rela[i].r_addend - 4;
+			 break;
+		default:
+			printk(KERN_ERR "module %s: Unknown relocation: %u\n",
+			       me->name, ELF32_R_TYPE(rela[i].r_info));
+			return -ENOEXEC;
+		}
 	}
 
 	return 0;