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author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2011-01-05 06:48:16 -0500 |
---|---|---|
committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2011-01-05 06:47:31 -0500 |
commit | 974de4d7e70a6d759457722a6f322cc86b480eea (patch) | |
tree | 01e29a65fd0a42018f809804601144a17869af99 /arch/s390 | |
parent | fa188ae1657d6edc7963d524ce9a0650fe725242 (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.h | 1 | ||||
-rw-r--r-- | arch/s390/kernel/processor.c | 11 | ||||
-rw-r--r-- | arch/s390/kernel/smp.c | 4 |
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 | ||
34 | extern void s390_adjust_jiffies(void); | 34 | extern void s390_adjust_jiffies(void); |
35 | extern void print_cpu_info(void); | ||
36 | extern int get_cpu_capability(unsigned int *); | 35 | extern 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 | */ | ||
40 | void __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 | */ |
51 | static int show_cpuinfo(struct seq_file *m, void *v) | 40 | static 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 | ||
687 | void cpu_die(void) | 684 | void 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); |