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authorHeiko Carstens <heiko.carstens@de.ibm.com>2011-01-05 06:48:16 -0500
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2011-01-05 06:47:31 -0500
commit974de4d7e70a6d759457722a6f322cc86b480eea (patch)
tree01e29a65fd0a42018f809804601144a17869af99 /arch/s390
parentfa188ae1657d6edc7963d524ce9a0650fe725242 (diff)
[S390] smp: remove cpu hotplug messages
Get rid of messages that indicate if a cpu went online or offline. There is nothing special about this anymore and these messages might flood the kernel log buffer which makes debugging harder since more important messages might be overwritten. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/include/asm/processor.h1
-rw-r--r--arch/s390/kernel/processor.c11
-rw-r--r--arch/s390/kernel/smp.c4
3 files changed, 0 insertions, 16 deletions
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 1988807d415e..bf3de04170a7 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -32,7 +32,6 @@ static inline void get_cpu_id(struct cpuid *ptr)
32} 32}
33 33
34extern void s390_adjust_jiffies(void); 34extern void s390_adjust_jiffies(void);
35extern void print_cpu_info(void);
36extern int get_cpu_capability(unsigned int *); 35extern int get_cpu_capability(unsigned int *);
37 36
38/* 37/*
diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c
index 644548e615c6..eeb651b48db3 100644
--- a/arch/s390/kernel/processor.c
+++ b/arch/s390/kernel/processor.c
@@ -35,17 +35,6 @@ void __cpuinit cpu_init(void)
35} 35}
36 36
37/* 37/*
38 * print_cpu_info - print basic information about a cpu
39 */
40void __cpuinit print_cpu_info(void)
41{
42 struct cpuid *id = &per_cpu(cpu_id, smp_processor_id());
43
44 pr_info("Processor %d started, address %d, identification %06X\n",
45 S390_lowcore.cpu_nr, stap(), id->ident);
46}
47
48/*
49 * show_cpuinfo - Get information on one CPU for use by procfs. 38 * show_cpuinfo - Get information on one CPU for use by procfs.
50 */ 39 */
51static int show_cpuinfo(struct seq_file *m, void *v) 40static int show_cpuinfo(struct seq_file *m, void *v)
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 10766be524eb..63a97db83f96 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -471,8 +471,6 @@ int __cpuinit start_secondary(void *cpuvoid)
471 ipi_call_unlock(); 471 ipi_call_unlock();
472 /* Switch on interrupts */ 472 /* Switch on interrupts */
473 local_irq_enable(); 473 local_irq_enable();
474 /* Print info about this processor */
475 print_cpu_info();
476 /* cpu_idle will call schedule for us */ 474 /* cpu_idle will call schedule for us */
477 cpu_idle(); 475 cpu_idle();
478 return 0; 476 return 0;
@@ -681,7 +679,6 @@ void __cpu_die(unsigned int cpu)
681 udelay(10); 679 udelay(10);
682 smp_free_lowcore(cpu); 680 smp_free_lowcore(cpu);
683 atomic_dec(&init_mm.context.attach_count); 681 atomic_dec(&init_mm.context.attach_count);
684 pr_info("Processor %d stopped\n", cpu);
685} 682}
686 683
687void cpu_die(void) 684void cpu_die(void)
@@ -707,7 +704,6 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
707 /* request the 0x1201 emergency signal external interrupt */ 704 /* request the 0x1201 emergency signal external interrupt */
708 if (register_external_interrupt(0x1201, do_ext_call_interrupt) != 0) 705 if (register_external_interrupt(0x1201, do_ext_call_interrupt) != 0)
709 panic("Couldn't request external interrupt 0x1201"); 706 panic("Couldn't request external interrupt 0x1201");
710 print_cpu_info();
711 707
712 /* Reallocate current lowcore, but keep its contents. */ 708 /* Reallocate current lowcore, but keep its contents. */
713 lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, LC_ORDER); 709 lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, LC_ORDER);