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authorDavid S. Miller <davem@davemloft.net>2008-07-31 04:06:02 -0400
committerDavid S. Miller <davem@davemloft.net>2008-07-31 04:06:02 -0400
commit9c636e30a33aa37873c53977c429f0fdad4ec0eb (patch)
tree6f147f693afb81e7faa7e27c1e2d356685027933 /arch
parenta014821340f068bea2fd39cb2578a043fc0dfc57 (diff)
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/sparc64/kernel/process.c9
-rw-r--r--arch/sparc64/kernel/smp.c6
-rw-r--r--arch/sparc64/kernel/traps.c6
-rw-r--r--arch/sparc64/mm/ultra.S35
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)
254void show_regs(struct pt_regs *regs) 254void show_regs(struct pt_regs *regs)
255{ 255{
256 __show_regs(regs); 256 __show_regs(regs);
257#if 0
258#ifdef CONFIG_SMP
259 {
260 extern void smp_report_regs(void);
261
262 smp_report_regs();
263 }
264#endif
265#endif
266} 257}
267 258
268struct global_reg_snapshot global_reg_snapshot[NR_CPUS]; 259struct 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)
843extern unsigned long xcall_flush_tlb_mm; 843extern unsigned long xcall_flush_tlb_mm;
844extern unsigned long xcall_flush_tlb_pending; 844extern unsigned long xcall_flush_tlb_pending;
845extern unsigned long xcall_flush_tlb_kernel_range; 845extern unsigned long xcall_flush_tlb_kernel_range;
846extern unsigned long xcall_report_regs;
847#ifdef CONFIG_MAGIC_SYSRQ 846#ifdef CONFIG_MAGIC_SYSRQ
848extern unsigned long xcall_fetch_glob_regs; 847extern unsigned long xcall_fetch_glob_regs;
849#endif 848#endif
@@ -1022,11 +1021,6 @@ void kgdb_roundup_cpus(unsigned long flags)
1022} 1021}
1023#endif 1022#endif
1024 1023
1025void smp_report_regs(void)
1026{
1027 smp_cross_call(&xcall_report_regs, 0, 0, 0);
1028}
1029
1030#ifdef CONFIG_MAGIC_SYSRQ 1024#ifdef CONFIG_MAGIC_SYSRQ
1031void smp_fetch_global_regs(void) 1025void smp_fetch_global_regs(void)
1032{ 1026{
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)
2177void die_if_kernel(char *str, struct pt_regs *regs) 2177void die_if_kernel(char *str, struct pt_regs *regs)
2178{ 2178{
2179 static int die_counter; 2179 static int die_counter;
2180 extern void smp_report_regs(void);
2181 int count = 0; 2180 int count = 0;
2182 2181
2183 /* Amuse the user. */ 2182 /* Amuse the user. */
@@ -2215,11 +2214,6 @@ void die_if_kernel(char *str, struct pt_regs *regs)
2215 } 2214 }
2216 user_instruction_dump ((unsigned int __user *) regs->tpc); 2215 user_instruction_dump ((unsigned int __user *) regs->tpc);
2217 } 2216 }
2218#if 0
2219#ifdef CONFIG_SMP
2220 smp_report_regs();
2221#endif
2222#endif
2223 if (regs->tstate & TSTATE_PRIV) 2217 if (regs->tstate & TSTATE_PRIV)
2224 do_exit(SIGKILL); 2218 do_exit(SIGKILL);
2225 do_exit(SIGSEGV); 2219 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:
480 b rtrap_xcall 480 b rtrap_xcall
481 ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1 481 ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
482 482
483 /* NOTE: This is SPECIAL!! We do etrap/rtrap however
484 * we choose to deal with the "BH's run with
485 * %pil==15" problem (described in asm/pil.h)
486 * by just invoking rtrap directly past where
487 * BH's are checked for.
488 *
489 * We do it like this because we do not want %pil==15
490 * lockups to prevent regs being reported.
491 */
492 .globl xcall_report_regs
493xcall_report_regs:
494
495661: rdpr %pstate, %g2
496 wrpr %g2, PSTATE_IG | PSTATE_AG, %pstate
497 .section .sun4v_2insn_patch, "ax"
498 .word 661b
499 nop
500 nop
501 .previous
502
503 rdpr %pil, %g2
504 wrpr %g0, 15, %pil
505 sethi %hi(109f), %g7
506 b,pt %xcc, etrap_irq
507109: or %g7, %lo(109b), %g7
508#ifdef CONFIG_TRACE_IRQFLAGS
509 call trace_hardirqs_off
510 nop
511#endif
512 call __show_regs
513 add %sp, PTREGS_OFF, %o0
514 /* Has to be a non-v9 branch due to the large distance. */
515 b rtrap_xcall
516 ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
517
518#ifdef CONFIG_MAGIC_SYSRQ 483#ifdef CONFIG_MAGIC_SYSRQ
519 .globl xcall_fetch_glob_regs 484 .globl xcall_fetch_glob_regs
520xcall_fetch_glob_regs: 485xcall_fetch_glob_regs: