sparc64: Kill smp_report_regs().

All the call sites are #if 0'd out and we have a much more
useful global cpu dumping facility these days.  smp_report_regs()
is way too verbose to be usable.

Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 0 insertions, 56 deletions

diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index affa43952453..bf740e039b75 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -254,15 +254,6 @@ void __show_regs(struct pt_regs * regs)
 void show_regs(struct pt_regs *regs)
 {
         __show_regs(regs);
-#if 0
-#ifdef CONFIG_SMP
-        {
-                extern void smp_report_regs(void);
-
-                smp_report_regs();
-        }
-#endif
-#endif
 }
 
 struct global_reg_snapshot global_reg_snapshot[NR_CPUS];
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 7cf72b4bb108..340842e51ce1 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -843,7 +843,6 @@ void smp_tsb_sync(struct mm_struct *mm)
 extern unsigned long xcall_flush_tlb_mm;
 extern unsigned long xcall_flush_tlb_pending;
 extern unsigned long xcall_flush_tlb_kernel_range;
-extern unsigned long xcall_report_regs;
 #ifdef CONFIG_MAGIC_SYSRQ
 extern unsigned long xcall_fetch_glob_regs;
 #endif
@@ -1022,11 +1021,6 @@ void kgdb_roundup_cpus(unsigned long flags)
 }
 #endif
 
-void smp_report_regs(void)
-{
-        smp_cross_call(&xcall_report_regs, 0, 0, 0);
-}
-
 #ifdef CONFIG_MAGIC_SYSRQ
 void smp_fetch_global_regs(void)
 {
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index bd30ecba5630..f56b6fe78e92 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -2177,7 +2177,6 @@ static inline struct reg_window *kernel_stack_up(struct reg_window *rw)
 void die_if_kernel(char *str, struct pt_regs *regs)
 {
         static int die_counter;
-        extern void smp_report_regs(void);
         int count = 0;
         
         /* Amuse the user. */
@@ -2215,11 +2214,6 @@ void die_if_kernel(char *str, struct pt_regs *regs)
                 }
                 user_instruction_dump ((unsigned int __user *) regs->tpc);
         }
-#if 0
-#ifdef CONFIG_SMP
-        smp_report_regs();
-#endif
-#endif                                                  
         if (regs->tstate & TSTATE_PRIV)
                 do_exit(SIGKILL);
         do_exit(SIGSEGV);
diff --git a/arch/sparc64/mm/ultra.S b/arch/sparc64/mm/ultra.S
index 77ba88597cc5..ff1dc44d363e 100644
--- a/arch/sparc64/mm/ultra.S
+++ b/arch/sparc64/mm/ultra.S
@@ -480,41 +480,6 @@ xcall_sync_tick:
         b               rtrap_xcall
          ldx            [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
 
-        /* NOTE: This is SPECIAL!!  We do etrap/rtrap however
-         *       we choose to deal with the "BH's run with
-         *       %pil==15" problem (described in asm/pil.h)
-         *       by just invoking rtrap directly past where
-         *       BH's are checked for.
-         *
-         *       We do it like this because we do not want %pil==15
-         *       lockups to prevent regs being reported.
-         */
-        .globl          xcall_report_regs
-xcall_report_regs:
-
-661:    rdpr            %pstate, %g2
-        wrpr            %g2, PSTATE_IG | PSTATE_AG, %pstate
-        .section        .sun4v_2insn_patch, "ax"
-        .word           661b
-        nop
-        nop
-        .previous
-
-        rdpr            %pil, %g2
-        wrpr            %g0, 15, %pil
-        sethi           %hi(109f), %g7
-        b,pt            %xcc, etrap_irq
-109:     or             %g7, %lo(109b), %g7
-#ifdef CONFIG_TRACE_IRQFLAGS
-        call            trace_hardirqs_off
-         nop
-#endif
-        call            __show_regs
-         add            %sp, PTREGS_OFF, %o0
-        /* Has to be a non-v9 branch due to the large distance. */
-        b               rtrap_xcall
-         ldx            [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
-
 #ifdef CONFIG_MAGIC_SYSRQ
         .globl          xcall_fetch_glob_regs
 xcall_fetch_glob_regs: