[SPARC32]: Enable KALLSYMS.

arch/sparc/Makefile

@@ -49,7 +49,12 @@ NET_Y		:= $(patsubst %/, %/built-in.o, $(net-y))
 LIBS_Y1		:= $(patsubst %/, %/lib.a, $(libs-y))
 LIBS_Y2		:= $(patsubst %/, %/built-in.o, $(libs-y))
 LIBS_Y		:= $(LIBS_Y1) $(LIBS_Y2)
-export INIT_Y CORE_Y DRIVERS_Y NET_Y LIBS_Y HEAD_Y
+
+ifdef CONFIG_KALLSYMS
+kallsyms.o := .tmp_kallsyms2.o
+endif
+
+export INIT_Y CORE_Y DRIVERS_Y NET_Y LIBS_Y HEAD_Y kallsyms.o
 
 # Default target
 all: image

arch/sparc/boot/Makefile

@@ -19,7 +19,7 @@ quiet_cmd_btfix		= BTFIX $@
 
 BTOBJS := $(HEAD_Y) $(INIT_Y)
 BTLIBS := $(CORE_Y) $(LIBS_Y) $(DRIVERS_Y) $(NET_Y)
-LDFLAGS_image := -T arch/sparc/kernel/vmlinux.lds.s $(BTOBJS) --start-group $(BTLIBS) --end-group
+LDFLAGS_image := -T arch/sparc/kernel/vmlinux.lds.s $(BTOBJS) --start-group $(BTLIBS) --end-group $(kallsyms.o)
 
 # Actual linking
 $(obj)/image: $(obj)/btfix.o FORCE

arch/sparc/kernel/process.c

@@ -16,6 +16,7 @@
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
+#include <linux/kallsyms.h>
 #include <linux/mm.h>
 #include <linux/stddef.h>
 #include <linux/unistd.h>
@@ -207,11 +208,12 @@ void __show_backtrace(unsigned long fp)
         while(rw && (((unsigned long) rw) >= PAGE_OFFSET) &&
             !(((unsigned long) rw) & 0x7)) {
 		printk("CPU[%d]: ARGS[%08lx,%08lx,%08lx,%08lx,%08lx,%08lx] "
-		       "FP[%08lx] CALLER[%08lx]\n", cpu,
+		       "FP[%08lx] CALLER[%08lx]: ", cpu,
 		       rw->ins[0], rw->ins[1], rw->ins[2], rw->ins[3],
 		       rw->ins[4], rw->ins[5],
 		       rw->ins[6],
 		       rw->ins[7]);
+		print_symbol("%s\n", rw->ins[7]);
 		rw = (struct reg_window *) rw->ins[6];
 	}
 	spin_unlock_irqrestore(&sparc_backtrace_lock, flags);
@@ -279,12 +281,14 @@ void show_regs(struct pt_regs *r)
 
         printk("PSR: %08lx PC: %08lx NPC: %08lx Y: %08lx    %s\n",
 	       r->psr, r->pc, r->npc, r->y, print_tainted());
+	print_symbol("PC: <%s>\n", r->pc);
 	printk("%%G: %08lx %08lx  %08lx %08lx  %08lx %08lx  %08lx %08lx\n",
 	       r->u_regs[0], r->u_regs[1], r->u_regs[2], r->u_regs[3],
 	       r->u_regs[4], r->u_regs[5], r->u_regs[6], r->u_regs[7]);
 	printk("%%O: %08lx %08lx  %08lx %08lx  %08lx %08lx  %08lx %08lx\n",
 	       r->u_regs[8], r->u_regs[9], r->u_regs[10], r->u_regs[11],
 	       r->u_regs[12], r->u_regs[13], r->u_regs[14], r->u_regs[15]);
+	print_symbol("RPC: <%s>\n", r->u_regs[15]);
 
 	printk("%%L: %08lx %08lx  %08lx %08lx  %08lx %08lx  %08lx %08lx\n",
 	       rw->locals[0], rw->locals[1], rw->locals[2], rw->locals[3],
@@ -318,7 +322,8 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp)
 			break;
 		rw = (struct reg_window *) fp;
 		pc = rw->ins[7];
-		printk("[%08lx] ", pc);
+		printk("[%08lx : ", pc);
+		print_symbol("%s ] ", pc);
 		fp = rw->ins[6];
 	} while (++count < 16);
 	printk("\n");

arch/sparc/kernel/traps.c

@@ -12,6 +12,7 @@
 #include <linux/config.h>
 #include <linux/sched.h>  /* for jiffies */
 #include <linux/kernel.h>
+#include <linux/kallsyms.h>
 #include <linux/signal.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
@@ -118,7 +119,9 @@ void die_if_kernel(char *str, struct pt_regs *regs)
 		      count++ < 30				&&
                       (((unsigned long) rw) >= PAGE_OFFSET)	&&
 		      !(((unsigned long) rw) & 0x7)) {
-			printk("Caller[%08lx]\n", rw->ins[7]);
+			printk("Caller[%08lx]", rw->ins[7]);
+			print_symbol(": %s\n", rw->ins[7]);
+			printk("\n");
 			rw = (struct reg_window *)rw->ins[6];
 		}
 	}