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-rw-r--r--arch/alpha/kernel/process.c1
-rw-r--r--arch/arc/kernel/troubleshoot.c1
-rw-r--r--arch/arm/kernel/process.c8
-rw-r--r--arch/arm64/kernel/process.c7
-rw-r--r--arch/avr32/kernel/process.c5
-rw-r--r--arch/blackfin/kernel/trace.c2
-rw-r--r--arch/c6x/kernel/traps.c1
-rw-r--r--arch/cris/arch-v10/kernel/process.c3
-rw-r--r--arch/cris/arch-v32/kernel/process.c3
-rw-r--r--arch/frv/kernel/traps.c3
-rw-r--r--arch/h8300/kernel/process.c2
-rw-r--r--arch/hexagon/kernel/vm_events.c2
-rw-r--r--arch/ia64/kernel/process.c4
-rw-r--r--arch/m32r/kernel/process.c2
-rw-r--r--arch/metag/kernel/process.c2
-rw-r--r--arch/microblaze/kernel/process.c2
-rw-r--r--arch/mips/kernel/traps.c2
-rw-r--r--arch/mn10300/kernel/process.c1
-rw-r--r--arch/openrisc/kernel/process.c1
-rw-r--r--arch/parisc/kernel/traps.c2
-rw-r--r--arch/powerpc/kernel/process.c8
-rw-r--r--arch/s390/kernel/dumpstack.c9
-rw-r--r--arch/score/kernel/traps.c2
-rw-r--r--arch/sh/kernel/process_32.c6
-rw-r--r--arch/sh/kernel/process_64.c1
-rw-r--r--arch/sparc/kernel/process_32.c2
-rw-r--r--arch/sparc/kernel/process_64.c2
-rw-r--r--arch/tile/kernel/process.c3
-rw-r--r--arch/um/sys-ppc/sysrq.c2
-rw-r--r--arch/unicore32/kernel/process.c6
-rw-r--r--arch/x86/include/asm/bug.h3
-rw-r--r--arch/x86/kernel/dumpstack_32.c4
-rw-r--r--arch/x86/kernel/dumpstack_64.c6
-rw-r--r--arch/x86/kernel/process.c24
-rw-r--r--arch/x86/kernel/process_32.c2
-rw-r--r--arch/x86/kernel/process_64.c1
-rw-r--r--arch/xtensa/kernel/traps.c2
-rw-r--r--include/linux/printk.h5
-rw-r--r--kernel/printk.c16
39 files changed, 74 insertions, 84 deletions
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index a3fd8a29ccac..ab80a80d38a2 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -175,6 +175,7 @@ machine_power_off(void)
void
show_regs(struct pt_regs *regs)
{
+ show_regs_print_info(KERN_DEFAULT);
dik_show_regs(regs, NULL);
}
diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c
index 7c10873c311f..96be1e6e76d8 100644
--- a/arch/arc/kernel/troubleshoot.c
+++ b/arch/arc/kernel/troubleshoot.c
@@ -163,6 +163,7 @@ void show_regs(struct pt_regs *regs)
return;
print_task_path_n_nm(tsk, buf);
+ show_regs_print_info(KERN_INFO);
if (current->thread.cause_code)
show_ecr_verbose(regs);
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index c9a5e2ce8aa9..ae58d3b37d9d 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -225,11 +225,8 @@ void __show_regs(struct pt_regs *regs)
unsigned long flags;
char buf[64];
- printk("CPU: %d %s (%s %.*s)\n",
- raw_smp_processor_id(), print_tainted(),
- init_utsname()->release,
- (int)strcspn(init_utsname()->version, " "),
- init_utsname()->version);
+ show_regs_print_info(KERN_DEFAULT);
+
print_symbol("PC is at %s\n", instruction_pointer(regs));
print_symbol("LR is at %s\n", regs->ARM_lr);
printk("pc : [<%08lx>] lr : [<%08lx>] psr: %08lx\n"
@@ -284,7 +281,6 @@ void __show_regs(struct pt_regs *regs)
void show_regs(struct pt_regs * regs)
{
printk("\n");
- printk("Pid: %d, comm: %20s\n", task_pid_nr(current), current->comm);
__show_regs(regs);
dump_stack();
}
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 6f3822f98dcd..f4919721f7dd 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -145,11 +145,7 @@ void __show_regs(struct pt_regs *regs)
{
int i;
- printk("CPU: %d %s (%s %.*s)\n",
- raw_smp_processor_id(), print_tainted(),
- init_utsname()->release,
- (int)strcspn(init_utsname()->version, " "),
- init_utsname()->version);
+ show_regs_print_info(KERN_DEFAULT);
print_symbol("PC is at %s\n", instruction_pointer(regs));
print_symbol("LR is at %s\n", regs->regs[30]);
printk("pc : [<%016llx>] lr : [<%016llx>] pstate: %08llx\n",
@@ -166,7 +162,6 @@ void __show_regs(struct pt_regs *regs)
void show_regs(struct pt_regs * regs)
{
printk("\n");
- printk("Pid: %d, comm: %20s\n", task_pid_nr(current), current->comm);
__show_regs(regs);
}
diff --git a/arch/avr32/kernel/process.c b/arch/avr32/kernel/process.c
index 89a8017e8ca6..e7b61494c312 100644
--- a/arch/avr32/kernel/process.c
+++ b/arch/avr32/kernel/process.c
@@ -215,6 +215,8 @@ void show_regs_log_lvl(struct pt_regs *regs, const char *log_lvl)
unsigned long lr = regs->lr;
unsigned long mode = (regs->sr & MODE_MASK) >> MODE_SHIFT;
+ show_regs_print_info(log_lvl);
+
if (!user_mode(regs)) {
sp = (unsigned long)regs + FRAME_SIZE_FULL;
@@ -252,9 +254,6 @@ void show_regs_log_lvl(struct pt_regs *regs, const char *log_lvl)
regs->sr & SR_I0M ? '0' : '.',
regs->sr & SR_GM ? 'G' : 'g');
printk("%sCPU Mode: %s\n", log_lvl, cpu_modes[mode]);
- printk("%sProcess: %s [%d] (task: %p thread: %p)\n",
- log_lvl, current->comm, current->pid, current,
- task_thread_info(current));
}
void show_regs(struct pt_regs *regs)
diff --git a/arch/blackfin/kernel/trace.c b/arch/blackfin/kernel/trace.c
index f7f7a18abca9..c36efa0c7163 100644
--- a/arch/blackfin/kernel/trace.c
+++ b/arch/blackfin/kernel/trace.c
@@ -853,6 +853,8 @@ void show_regs(struct pt_regs *fp)
unsigned char in_atomic = (bfin_read_IPEND() & 0x10) || in_atomic();
pr_notice("\n");
+ show_regs_print_info(KERN_NOTICE);
+
if (CPUID != bfin_cpuid())
pr_notice("Compiled for cpu family 0x%04x (Rev %d), "
"but running on:0x%04x (Rev %d)\n",
diff --git a/arch/c6x/kernel/traps.c b/arch/c6x/kernel/traps.c
index d0b96ef25c17..dcc2c2f6d67c 100644
--- a/arch/c6x/kernel/traps.c
+++ b/arch/c6x/kernel/traps.c
@@ -31,6 +31,7 @@ void __init trap_init(void)
void show_regs(struct pt_regs *regs)
{
pr_err("\n");
+ show_regs_print_info(KERN_ERR);
pr_err("PC: %08lx SP: %08lx\n", regs->pc, regs->sp);
pr_err("Status: %08lx ORIG_A4: %08lx\n", regs->csr, regs->orig_a4);
pr_err("A0: %08lx B0: %08lx\n", regs->a0, regs->b0);
diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c
index 2ba23c13df68..753e9a03cf87 100644
--- a/arch/cris/arch-v10/kernel/process.c
+++ b/arch/cris/arch-v10/kernel/process.c
@@ -176,6 +176,9 @@ unsigned long get_wchan(struct task_struct *p)
void show_regs(struct pt_regs * regs)
{
unsigned long usp = rdusp();
+
+ show_regs_print_info(KERN_DEFAULT);
+
printk("IRP: %08lx SRP: %08lx DCCR: %08lx USP: %08lx MOF: %08lx\n",
regs->irp, regs->srp, regs->dccr, usp, regs->mof );
printk(" r0: %08lx r1: %08lx r2: %08lx r3: %08lx\n",
diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c
index 57451faa9b20..cebd32e2a8fb 100644
--- a/arch/cris/arch-v32/kernel/process.c
+++ b/arch/cris/arch-v32/kernel/process.c
@@ -164,6 +164,9 @@ get_wchan(struct task_struct *p)
void show_regs(struct pt_regs * regs)
{
unsigned long usp = rdusp();
+
+ show_regs_print_info(KERN_DEFAULT);
+
printk("ERP: %08lx SRP: %08lx CCS: %08lx USP: %08lx MOF: %08lx\n",
regs->erp, regs->srp, regs->ccs, usp, regs->mof);
diff --git a/arch/frv/kernel/traps.c b/arch/frv/kernel/traps.c
index cfcd802d6f9c..4bff48c19d29 100644
--- a/arch/frv/kernel/traps.c
+++ b/arch/frv/kernel/traps.c
@@ -497,6 +497,7 @@ void show_regs(struct pt_regs *regs)
int loop;
printk("\n");
+ show_regs_print_info(KERN_DEFAULT);
printk("Frame: @%08lx [%s]\n",
(unsigned long) regs,
@@ -511,8 +512,6 @@ void show_regs(struct pt_regs *regs)
else
printk(" | ");
}
-
- printk("Process %s (pid: %d)\n", current->comm, current->pid);
}
void die_if_kernel(const char *str, ...)
diff --git a/arch/h8300/kernel/process.c b/arch/h8300/kernel/process.c
index a17d2cd463d2..1a744ab7e7e5 100644
--- a/arch/h8300/kernel/process.c
+++ b/arch/h8300/kernel/process.c
@@ -83,6 +83,8 @@ void machine_power_off(void)
void show_regs(struct pt_regs * regs)
{
+ show_regs_print_info(KERN_DEFAULT);
+
printk("\nPC: %08lx Status: %02x",
regs->pc, regs->ccr);
printk("\nORIG_ER0: %08lx ER0: %08lx ER1: %08lx",
diff --git a/arch/hexagon/kernel/vm_events.c b/arch/hexagon/kernel/vm_events.c
index 9b5a4a295a68..f337281ebe67 100644
--- a/arch/hexagon/kernel/vm_events.c
+++ b/arch/hexagon/kernel/vm_events.c
@@ -33,6 +33,8 @@
*/
void show_regs(struct pt_regs *regs)
{
+ show_regs_print_info(KERN_EMERG);
+
printk(KERN_EMERG "restart_r0: \t0x%08lx syscall_nr: %ld\n",
regs->restart_r0, regs->syscall_nr);
printk(KERN_EMERG "preds: \t\t0x%08lx\n", regs->preds);
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 182bd64cc726..55d4ba47a907 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -101,8 +101,8 @@ show_regs (struct pt_regs *regs)
unsigned long ip = regs->cr_iip + ia64_psr(regs)->ri;
print_modules();
- printk("\nPid: %d, CPU %d, comm: %20s\n", task_pid_nr(current),
- smp_processor_id(), current->comm);
+ printk("\n");
+ show_regs_print_info(KERN_DEFAULT);
printk("psr : %016lx ifs : %016lx ip : [<%016lx>] %s (%s)\n",
regs->cr_ipsr, regs->cr_ifs, ip, print_tainted(),
init_utsname()->release);
diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c
index e2d049018c3b..e69221d581d5 100644
--- a/arch/m32r/kernel/process.c
+++ b/arch/m32r/kernel/process.c
@@ -73,6 +73,8 @@ void machine_power_off(void)
void show_regs(struct pt_regs * regs)
{
printk("\n");
+ show_regs_print_info(KERN_DEFAULT);
+
printk("BPC[%08lx]:PSW[%08lx]:LR [%08lx]:FP [%08lx]\n", \
regs->bpc, regs->psw, regs->lr, regs->fp);
printk("BBPC[%08lx]:BBPSW[%08lx]:SPU[%08lx]:SPI[%08lx]\n", \
diff --git a/arch/metag/kernel/process.c b/arch/metag/kernel/process.c
index dc5923544560..483dff986a23 100644
--- a/arch/metag/kernel/process.c
+++ b/arch/metag/kernel/process.c
@@ -129,6 +129,8 @@ void show_regs(struct pt_regs *regs)
"D1.7 "
};
+ show_regs_print_info(KERN_INFO);
+
pr_info(" pt_regs @ %p\n", regs);
pr_info(" SaveMask = 0x%04hx\n", regs->ctx.SaveMask);
pr_info(" Flags = 0x%04hx (%c%c%c%c)\n", regs->ctx.Flags,
diff --git a/arch/microblaze/kernel/process.c b/arch/microblaze/kernel/process.c
index 7cce2e9c1719..a55893807274 100644
--- a/arch/microblaze/kernel/process.c
+++ b/arch/microblaze/kernel/process.c
@@ -20,6 +20,8 @@
void show_regs(struct pt_regs *regs)
{
+ show_regs_print_info(KERN_INFO);
+
pr_info(" Registers dump: mode=%X\r\n", regs->pt_mode);
pr_info(" r1=%08lX, r2=%08lX, r3=%08lX, r4=%08lX\n",
regs->r1, regs->r2, regs->r3, regs->r4);
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index b512b28cf786..25225515451f 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -231,7 +231,7 @@ static void __show_regs(const struct pt_regs *regs)
unsigned int cause = regs->cp0_cause;
int i;
- printk("Cpu %d\n", smp_processor_id());
+ show_regs_print_info(KERN_DEFAULT);
/*
* Saved main processor registers
diff --git a/arch/mn10300/kernel/process.c b/arch/mn10300/kernel/process.c
index 2da39fb8b3b2..3707da583d05 100644
--- a/arch/mn10300/kernel/process.c
+++ b/arch/mn10300/kernel/process.c
@@ -97,6 +97,7 @@ void machine_power_off(void)
void show_regs(struct pt_regs *regs)
{
+ show_regs_print_info(KERN_DEFAULT);
}
/*
diff --git a/arch/openrisc/kernel/process.c b/arch/openrisc/kernel/process.c
index 00c233bf0d06..386af258591d 100644
--- a/arch/openrisc/kernel/process.c
+++ b/arch/openrisc/kernel/process.c
@@ -90,6 +90,7 @@ void show_regs(struct pt_regs *regs)
{
extern void show_registers(struct pt_regs *regs);
+ show_regs_print_info(KERN_DEFAULT);
/* __PHX__ cleanup this mess */
show_registers(regs);
}
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index e64cf5f09b62..f702bff0bed9 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -126,6 +126,8 @@ void show_regs(struct pt_regs *regs)
user = user_mode(regs);
level = user ? KERN_DEBUG : KERN_CRIT;
+ show_regs_print_info(level);
+
print_gr(level, regs);
for (i = 0; i < 8; i += 4)
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 624d44bb44dc..13a8d9d0b5cb 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -831,6 +831,8 @@ void show_regs(struct pt_regs * regs)
{
int i, trap;
+ show_regs_print_info(KERN_DEFAULT);
+
printk("NIP: "REG" LR: "REG" CTR: "REG"\n",
regs->nip, regs->link, regs->ctr);
printk("REGS: %p TRAP: %04lx %s (%s)\n",
@@ -850,12 +852,6 @@ void show_regs(struct pt_regs * regs)
#else
printk("DAR: "REG", DSISR: %08lx\n", regs->dar, regs->dsisr);
#endif
- printk("TASK = %p[%d] '%s' THREAD: %p",
- current, task_pid_nr(current), current->comm, task_thread_info(current));
-
-#ifdef CONFIG_SMP
- printk(" CPU: %d", raw_smp_processor_id());
-#endif /* CONFIG_SMP */
for (i = 0; i < 32; i++) {
if ((i % REGS_PER_LINE) == 0)
diff --git a/arch/s390/kernel/dumpstack.c b/arch/s390/kernel/dumpstack.c
index 2f1f639d1a3d..298297477257 100644
--- a/arch/s390/kernel/dumpstack.c
+++ b/arch/s390/kernel/dumpstack.c
@@ -166,14 +166,7 @@ void show_registers(struct pt_regs *regs)
void show_regs(struct pt_regs *regs)
{
- printk("CPU: %d %s %s %.*s\n",
- task_thread_info(current)->cpu, print_tainted(),
- init_utsname()->release,
- (int)strcspn(init_utsname()->version, " "),
- init_utsname()->version);
- printk("Process %s (pid: %d, task: %p, ksp: %p)\n",
- current->comm, current->pid, current,
- (void *) current->thread.ksp);
+ show_regs_print_info(KERN_DEFAULT);
show_registers(regs);
/* Show stack backtrace if pt_regs is from kernel mode */
if (!user_mode(regs))
diff --git a/arch/score/kernel/traps.c b/arch/score/kernel/traps.c
index a38f435fba7b..1517a7dcd6d9 100644
--- a/arch/score/kernel/traps.c
+++ b/arch/score/kernel/traps.c
@@ -117,6 +117,8 @@ static void show_code(unsigned int *pc)
*/
void show_regs(struct pt_regs *regs)
{
+ show_regs_print_info(KERN_DEFAULT);
+
printk("r0 : %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
regs->regs[0], regs->regs[1], regs->regs[2], regs->regs[3],
regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]);
diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c
index 73eb66fc6253..ebd3933005b4 100644
--- a/arch/sh/kernel/process_32.c
+++ b/arch/sh/kernel/process_32.c
@@ -32,11 +32,7 @@
void show_regs(struct pt_regs * regs)
{
printk("\n");
- printk("Pid : %d, Comm: \t\t%s\n", task_pid_nr(current), current->comm);
- printk("CPU : %d \t\t%s (%s %.*s)\n\n",
- smp_processor_id(), print_tainted(), init_utsname()->release,
- (int)strcspn(init_utsname()->version, " "),
- init_utsname()->version);
+ show_regs_print_info(KERN_DEFAULT);
print_symbol("PC is at %s\n", instruction_pointer(regs));
print_symbol("PR is at %s\n", regs->pr);
diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c
index e611c85144b1..174d124b419e 100644
--- a/arch/sh/kernel/process_64.c
+++ b/arch/sh/kernel/process_64.c
@@ -40,6 +40,7 @@ void show_regs(struct pt_regs *regs)
unsigned long long ah, al, bh, bl, ch, cl;
printk("\n");
+ show_regs_print_info(KERN_DEFAULT);
ah = (regs->pc) >> 32;
al = (regs->pc) & 0xffffffff;
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index dccf5f58d70f..fdd819dfdacf 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -112,6 +112,8 @@ void show_regs(struct pt_regs *r)
{
struct reg_window32 *rw = (struct reg_window32 *) r->u_regs[14];
+ show_regs_print_info(KERN_DEFAULT);
+
printk("PSR: %08lx PC: %08lx NPC: %08lx Y: %08lx %s\n",
r->psr, r->pc, r->npc, r->y, print_tainted());
printk("PC: <%pS>\n", (void *) r->pc);
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index 9fbf0d14a361..c6dc1ba069ca 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -163,6 +163,8 @@ static void show_regwindow(struct pt_regs *regs)
void show_regs(struct pt_regs *regs)
{
+ show_regs_print_info(KERN_DEFAULT);
+
printk("TSTATE: %016lx TPC: %016lx TNPC: %016lx Y: %08x %s\n", regs->tstate,
regs->tpc, regs->tnpc, regs->y, print_tainted());
printk("TPC: <%pS>\n", (void *) regs->tpc);
diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c
index 80b2a18deb87..8ac304484f98 100644
--- a/arch/tile/kernel/process.c
+++ b/arch/tile/kernel/process.c
@@ -573,8 +573,7 @@ void show_regs(struct pt_regs *regs)
int i;
pr_err("\n");
- pr_err(" Pid: %d, comm: %20s, CPU: %d\n",
- tsk->pid, tsk->comm, smp_processor_id());
+ show_regs_print_info(KERN_ERR);
#ifdef __tilegx__
for (i = 0; i < 51; i += 3)
pr_err(" r%-2d: "REGFMT" r%-2d: "REGFMT" r%-2d: "REGFMT"\n",
diff --git a/arch/um/sys-ppc/sysrq.c b/arch/um/sys-ppc/sysrq.c
index f889449f9285..1ff1ad7f27da 100644
--- a/arch/um/sys-ppc/sysrq.c
+++ b/arch/um/sys-ppc/sysrq.c
@@ -11,6 +11,8 @@
void show_regs(struct pt_regs_subarch *regs)
{
printk("\n");
+ show_regs_print_info(KERN_DEFAULT);
+
printk("show_regs(): insert regs here.\n");
#if 0
printk("\n");
diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c
index 7fab86d7c5d4..c9447691bdac 100644
--- a/arch/unicore32/kernel/process.c
+++ b/arch/unicore32/kernel/process.c
@@ -144,11 +144,7 @@ void __show_regs(struct pt_regs *regs)
unsigned long flags;
char buf[64];
- printk(KERN_DEFAULT "CPU: %d %s (%s %.*s)\n",
- raw_smp_processor_id(), print_tainted(),
- init_utsname()->release,
- (int)strcspn(init_utsname()->version, " "),
- init_utsname()->version);
+ show_regs_print_info(KERN_DEFAULT);
print_symbol("PC is at %s\n", instruction_pointer(regs));
print_symbol("LR is at %s\n", regs->UCreg_lr);
printk(KERN_DEFAULT "pc : [<%08lx>] lr : [<%08lx>] psr: %08lx\n"
diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h
index 11e1152222d0..2f03ff018d36 100644
--- a/arch/x86/include/asm/bug.h
+++ b/arch/x86/include/asm/bug.h
@@ -37,7 +37,4 @@ do { \
#include <asm-generic/bug.h>
-
-extern void show_regs_common(void);
-
#endif /* _ASM_X86_BUG_H */
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index 1038a417ea53..f2a1770ca176 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -86,11 +86,9 @@ void show_regs(struct pt_regs *regs)
{
int i;
+ show_regs_print_info(KERN_EMERG);
__show_regs(regs, !user_mode_vm(regs));
- pr_emerg("Process %.*s (pid: %d, ti=%p task=%p task.ti=%p)\n",
- TASK_COMM_LEN, current->comm, task_pid_nr(current),
- current_thread_info(), current, task_thread_info(current));
/*
* When in-kernel, we also print out the stack and code at the
* time of the fault..
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index b653675d5288..addb207dab92 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -249,14 +249,10 @@ void show_regs(struct pt_regs *regs)
{
int i;
unsigned long sp;
- const int cpu = smp_processor_id();
- struct task_struct *cur = current;
sp = regs->sp;
- printk("CPU %d ", cpu);
+ show_regs_print_info(KERN_DEFAULT);
__show_regs(regs, 1);
- printk(KERN_DEFAULT "Process %s (pid: %d, threadinfo %p, task %p)\n",
- cur->comm, cur->pid, task_thread_info(cur), cur);
/*
* When in-kernel, we also print out the stack and code at the
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index 14fcf55a5c5b..607af0d4d5ef 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -121,30 +121,6 @@ void exit_thread(void)
drop_fpu(me);
}
-void show_regs_common(void)
-{
- const char *vendor, *product, *board;
-
- vendor = dmi_get_system_info(DMI_SYS_VENDOR);
- if (!vendor)
- vendor = "";
- product = dmi_get_system_info(DMI_PRODUCT_NAME);
- if (!product)
- product = "";
-
- /* Board Name is optional */
- board = dmi_get_system_info(DMI_BOARD_NAME);
-
- printk(KERN_DEFAULT "Pid: %d, comm: %.20s %s %s %.*s %s %s%s%s\n",
- current->pid, current->comm, print_tainted(),
- init_utsname()->release,
- (int)strcspn(init_utsname()->version, " "),
- init_utsname()->version,
- vendor, product,
- board ? "/" : "",
- board ? board : "");
-}
-
void flush_thread(void)
{
struct task_struct *tsk = current;
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index b5a8905785e6..7305f7dfc7ab 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -84,8 +84,6 @@ void __show_regs(struct pt_regs *regs, int all)
savesegment(gs, gs);
}
- show_regs_common();
-
printk(KERN_DEFAULT "EIP: %04x:[<%08lx>] EFLAGS: %08lx CPU: %d\n",
(u16)regs->cs, regs->ip, regs->flags,
smp_processor_id());
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 0f49677da51e..355ae06dbf94 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -62,7 +62,6 @@ void __show_regs(struct pt_regs *regs, int all)
unsigned int fsindex, gsindex;
unsigned int ds, cs, es;
- show_regs_common();
printk(KERN_DEFAULT "RIP: %04lx:[<%016lx>] ", regs->cs & 0xffff, regs->ip);
printk_address(regs->ip, 1);
printk(KERN_DEFAULT "RSP: %04lx:%016lx EFLAGS: %08lx\n", regs->ss,
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
index 384b7c7c2f6d..458186dab5dc 100644
--- a/arch/xtensa/kernel/traps.c
+++ b/arch/xtensa/kernel/traps.c
@@ -383,6 +383,8 @@ void show_regs(struct pt_regs * regs)
{
int i, wmask;
+ show_regs_print_info(KERN_DEFAULT);
+
wmask = regs->wmask & ~1;
for (i = 0; i < 16; i++) {
diff --git a/include/linux/printk.h b/include/linux/printk.h
index 47827c0a034d..6af944ab38f0 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -147,6 +147,7 @@ void log_buf_kexec_setup(void);
void __init setup_log_buf(int early);
void dump_stack_set_arch_desc(const char *fmt, ...);
void dump_stack_print_info(const char *log_lvl);
+void show_regs_print_info(const char *log_lvl);
#else
static inline __printf(1, 0)
int vprintk(const char *s, va_list args)
@@ -192,6 +193,10 @@ static inline void dump_stack_set_arch_desc(const char *fmt, ...)
static inline void dump_stack_print_info(const char *log_lvl)
{
}
+
+static inline void show_regs_print_info(const char *log_lvl)
+{
+}
#endif
extern void dump_stack(void) __cold;
diff --git a/kernel/printk.c b/kernel/printk.c
index 73a96def4804..e10ad515901f 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -2893,4 +2893,20 @@ void dump_stack_print_info(const char *log_lvl)
log_lvl, dump_stack_arch_desc_str);
}
+/**
+ * show_regs_print_info - print generic debug info for show_regs()
+ * @log_lvl: log level
+ *
+ * show_regs() implementations can use this function to print out generic
+ * debug information.
+ */
+void show_regs_print_info(const char *log_lvl)
+{
+ dump_stack_print_info(log_lvl);
+
+ printk("%stask: %p ti: %p task.ti: %p\n",
+ log_lvl, current, current_thread_info(),
+ task_thread_info(current));
+}
+
#endif

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