diff options
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 2 | ||||
| -rw-r--r-- | Documentation/scheduler/sched-domains.rst | 10 | ||||
| -rw-r--r-- | kernel/sched/debug.c | 4 | ||||
| -rw-r--r-- | kernel/sched/sched.h | 2 | ||||
| -rw-r--r-- | kernel/sched/topology.c | 12 |
5 files changed, 15 insertions, 15 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 04545725f187..9e4c026f4837 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4725,7 +4725,7 @@ sbni= [NET] Granch SBNI12 leased line adapter - sched_debug [KNL] Enables verbose scheduler debug messages. + sched_verbose [KNL] Enables verbose scheduler debug messages. schedstats= [KNL,X86] Enable or disable scheduled statistics. Allowed values are enable and disable. This feature diff --git a/Documentation/scheduler/sched-domains.rst b/Documentation/scheduler/sched-domains.rst index 8582fa5e9170..14ea2f21d20e 100644 --- a/Documentation/scheduler/sched-domains.rst +++ b/Documentation/scheduler/sched-domains.rst @@ -74,8 +74,8 @@ for a given topology level by creating a sched_domain_topology_level array and calling set_sched_topology() with this array as the parameter. The sched-domains debugging infrastructure can be enabled by enabling -CONFIG_SCHED_DEBUG and adding 'sched_debug' to your cmdline. If you forgot to -tweak your cmdline, you can also flip the /sys/kernel/debug/sched_debug -knob. This enables an error checking parse of the sched domains which should -catch most possible errors (described above). It also prints out the domain -structure in a visual format. +CONFIG_SCHED_DEBUG and adding 'sched_debug_verbose' to your cmdline. If you +forgot to tweak your cmdline, you can also flip the +/sys/kernel/debug/sched/verbose knob. This enables an error checking parse of +the sched domains which should catch most possible errors (described above). It +also prints out the domain structure in a visual format. diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index bf199d6ca906..461342f598ef 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -275,7 +275,7 @@ static const struct file_operations sched_dynamic_fops = { #endif /* CONFIG_PREEMPT_DYNAMIC */ -__read_mostly bool sched_debug_enabled; +__read_mostly bool sched_debug_verbose; static const struct seq_operations sched_debug_sops; @@ -300,7 +300,7 @@ static __init int sched_init_debug(void) debugfs_sched = debugfs_create_dir("sched", NULL); debugfs_create_file("features", 0644, debugfs_sched, NULL, &sched_feat_fops); - debugfs_create_bool("debug_enabled", 0644, debugfs_sched, &sched_debug_enabled); + debugfs_create_bool("verbose", 0644, debugfs_sched, &sched_debug_verbose); #ifdef CONFIG_PREEMPT_DYNAMIC debugfs_create_file("preempt", 0644, debugfs_sched, NULL, &sched_dynamic_fops); #endif diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 55232db745ac..bde72482cbb8 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -2363,7 +2363,7 @@ extern struct sched_entity *__pick_first_entity(struct cfs_rq *cfs_rq); extern struct sched_entity *__pick_last_entity(struct cfs_rq *cfs_rq); #ifdef CONFIG_SCHED_DEBUG -extern bool sched_debug_enabled; +extern bool sched_debug_verbose; extern void print_cfs_stats(struct seq_file *m, int cpu); extern void print_rt_stats(struct seq_file *m, int cpu); diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c index c343aedd9caa..55a0a243e871 100644 --- a/kernel/sched/topology.c +++ b/kernel/sched/topology.c @@ -14,15 +14,15 @@ static cpumask_var_t sched_domains_tmpmask2; static int __init sched_debug_setup(char *str) { - sched_debug_enabled = true; + sched_debug_verbose = true; return 0; } -early_param("sched_debug", sched_debug_setup); +early_param("sched_verbose", sched_debug_setup); static inline bool sched_debug(void) { - return sched_debug_enabled; + return sched_debug_verbose; } #define SD_FLAG(_name, mflags) [__##_name] = { .meta_flags = mflags, .name = #_name }, @@ -131,7 +131,7 @@ static void sched_domain_debug(struct sched_domain *sd, int cpu) { int level = 0; - if (!sched_debug_enabled) + if (!sched_debug_verbose) return; if (!sd) { @@ -152,7 +152,7 @@ static void sched_domain_debug(struct sched_domain *sd, int cpu) } #else /* !CONFIG_SCHED_DEBUG */ -# define sched_debug_enabled 0 +# define sched_debug_verbose 0 # define sched_domain_debug(sd, cpu) do { } while (0) static inline bool sched_debug(void) { @@ -2141,7 +2141,7 @@ build_sched_domains(const struct cpumask *cpu_map, struct sched_domain_attr *att if (has_asym) static_branch_inc_cpuslocked(&sched_asym_cpucapacity); - if (rq && sched_debug_enabled) { + if (rq && sched_debug_verbose) { pr_info("root domain span: %*pbl (max cpu_capacity = %lu)\n", cpumask_pr_args(cpu_map), rq->rd->max_cpu_capacity); } |