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authorAndrew Morton <akpm@linux-foundation.org>2012-03-23 18:01:55 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-23 19:58:32 -0400
commit4501980aae221ed8120dee3491f799ecd75187ad (patch)
treee3b28edb5e0700d3026d9e52f696f677ce712299 /kernel/watchdog.c
parent7a05c0f7bbae91d08b7d0acf016fdb42dbc912ae (diff)
kernel/watchdog.c: convert to pr_foo()
It fixes some 80-col wordwrappings and adds some consistency. Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/watchdog.c')
-rw-r--r--kernel/watchdog.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 203fc6e1a285..a01cb03b045a 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -9,6 +9,8 @@
9 * to those contributors as well. 9 * to those contributors as well.
10 */ 10 */
11 11
12#define pr_fmt(fmt) "NMI watchdog: " fmt
13
12#include <linux/mm.h> 14#include <linux/mm.h>
13#include <linux/cpu.h> 15#include <linux/cpu.h>
14#include <linux/nmi.h> 16#include <linux/nmi.h>
@@ -373,18 +375,20 @@ static int watchdog_nmi_enable(int cpu)
373 /* Try to register using hardware perf events */ 375 /* Try to register using hardware perf events */
374 event = perf_event_create_kernel_counter(wd_attr, cpu, NULL, watchdog_overflow_callback, NULL); 376 event = perf_event_create_kernel_counter(wd_attr, cpu, NULL, watchdog_overflow_callback, NULL);
375 if (!IS_ERR(event)) { 377 if (!IS_ERR(event)) {
376 printk(KERN_INFO "NMI watchdog enabled, takes one hw-pmu counter.\n"); 378 pr_info("enabled, takes one hw-pmu counter.\n");
377 goto out_save; 379 goto out_save;
378 } 380 }
379 381
380 382
381 /* vary the KERN level based on the returned errno */ 383 /* vary the KERN level based on the returned errno */
382 if (PTR_ERR(event) == -EOPNOTSUPP) 384 if (PTR_ERR(event) == -EOPNOTSUPP)
383 printk(KERN_INFO "NMI watchdog disabled (cpu%i): not supported (no LAPIC?)\n", cpu); 385 pr_info("disabled (cpu%i): not supported (no LAPIC?)\n", cpu);
384 else if (PTR_ERR(event) == -ENOENT) 386 else if (PTR_ERR(event) == -ENOENT)
385 printk(KERN_WARNING "NMI watchdog disabled (cpu%i): hardware events not enabled\n", cpu); 387 pr_warning("disabled (cpu%i): hardware events not enabled\n",
388 cpu);
386 else 389 else
387 printk(KERN_ERR "NMI watchdog disabled (cpu%i): unable to create perf event: %ld\n", cpu, PTR_ERR(event)); 390 pr_err("disabled (cpu%i): unable to create perf event: %ld\n",
391 cpu, PTR_ERR(event));
388 return PTR_ERR(event); 392 return PTR_ERR(event);
389 393
390 /* success path */ 394 /* success path */
@@ -439,7 +443,7 @@ static int watchdog_enable(int cpu)
439 struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 }; 443 struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
440 p = kthread_create_on_node(watchdog, NULL, cpu_to_node(cpu), "watchdog/%d", cpu); 444 p = kthread_create_on_node(watchdog, NULL, cpu_to_node(cpu), "watchdog/%d", cpu);
441 if (IS_ERR(p)) { 445 if (IS_ERR(p)) {
442 printk(KERN_ERR "softlockup watchdog for %i failed\n", cpu); 446 pr_err("softlockup watchdog for %i failed\n", cpu);
443 if (!err) { 447 if (!err) {
444 /* if hardlockup hasn't already set this */ 448 /* if hardlockup hasn't already set this */
445 err = PTR_ERR(p); 449 err = PTR_ERR(p);
@@ -495,7 +499,7 @@ static void watchdog_enable_all_cpus(void)
495 watchdog_enabled = 1; 499 watchdog_enabled = 1;
496 500
497 if (!watchdog_enabled) 501 if (!watchdog_enabled)
498 printk(KERN_ERR "watchdog: failed to be enabled on some cpus\n"); 502 pr_err("failed to be enabled on some cpus\n");
499 503
500} 504}
501 505