* Eric W. Biederman <[email protected]> wrote:
> Yes. For the sched debug case I sent Ingo and friends but apparently
> other changes in Ingos tree kept it from applying and Andrew dropped
> it. So instead the code now screams at you and refuses to register
> Ingo sysctl table.
the commit below is now upstream - is your patch still needed?
Ingo
------------>
commit e0361851e5647cdd62fd5c367df5d7e145769d04
Author: Alexey Dobriyan <[email protected]>
Date: Thu Aug 9 11:16:46 2007 +0200
sched: remove binary sysctls from kernel.sched_domain
kernel.sched_domain hierarchy is under CTL_UNNUMBERED and thus
unreachable to sysctl(2). Generating .ctl_number's in such situation is
not useful.
Signed-off-by: Alexey Dobriyan <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
diff --git a/kernel/sched.c b/kernel/sched.c
index 49f5b28..85b9311 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5217,12 +5217,19 @@ static void migrate_dead_tasks(unsigned int dead_cpu)
#if defined(CONFIG_SCHED_DEBUG) && defined(CONFIG_SYSCTL)
static struct ctl_table sd_ctl_dir[] = {
- {CTL_UNNUMBERED, "sched_domain", NULL, 0, 0755, NULL, },
+ {
+ .procname = "sched_domain",
+ .mode = 0755,
+ },
{0,},
};
static struct ctl_table sd_ctl_root[] = {
- {CTL_UNNUMBERED, "kernel", NULL, 0, 0755, sd_ctl_dir, },
+ {
+ .procname = "kernel",
+ .mode = 0755,
+ .child = sd_ctl_dir,
+ },
{0,},
};
@@ -5238,11 +5245,10 @@ static struct ctl_table *sd_alloc_ctl_entry(int n)
}
static void
-set_table_entry(struct ctl_table *entry, int ctl_name,
+set_table_entry(struct ctl_table *entry,
const char *procname, void *data, int maxlen,
mode_t mode, proc_handler *proc_handler)
{
- entry->ctl_name = ctl_name;
entry->procname = procname;
entry->data = data;
entry->maxlen = maxlen;
@@ -5255,28 +5261,28 @@ sd_alloc_ctl_domain_table(struct sched_domain *sd)
{
struct ctl_table *table = sd_alloc_ctl_entry(14);
- set_table_entry(&table[0], 1, "min_interval", &sd->min_interval,
+ set_table_entry(&table[0], "min_interval", &sd->min_interval,
sizeof(long), 0644, proc_doulongvec_minmax);
- set_table_entry(&table[1], 2, "max_interval", &sd->max_interval,
+ set_table_entry(&table[1], "max_interval", &sd->max_interval,
sizeof(long), 0644, proc_doulongvec_minmax);
- set_table_entry(&table[2], 3, "busy_idx", &sd->busy_idx,
+ set_table_entry(&table[2], "busy_idx", &sd->busy_idx,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[3], 4, "idle_idx", &sd->idle_idx,
+ set_table_entry(&table[3], "idle_idx", &sd->idle_idx,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[4], 5, "newidle_idx", &sd->newidle_idx,
+ set_table_entry(&table[4], "newidle_idx", &sd->newidle_idx,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[5], 6, "wake_idx", &sd->wake_idx,
+ set_table_entry(&table[5], "wake_idx", &sd->wake_idx,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[6], 7, "forkexec_idx", &sd->forkexec_idx,
+ set_table_entry(&table[6], "forkexec_idx", &sd->forkexec_idx,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[7], 8, "busy_factor", &sd->busy_factor,
+ set_table_entry(&table[7], "busy_factor", &sd->busy_factor,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[8], 9, "imbalance_pct", &sd->imbalance_pct,
+ set_table_entry(&table[8], "imbalance_pct", &sd->imbalance_pct,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[10], 11, "cache_nice_tries",
+ set_table_entry(&table[10], "cache_nice_tries",
&sd->cache_nice_tries,
sizeof(int), 0644, proc_dointvec_minmax);
- set_table_entry(&table[12], 13, "flags", &sd->flags,
+ set_table_entry(&table[12], "flags", &sd->flags,
sizeof(int), 0644, proc_dointvec_minmax);
return table;
@@ -5296,7 +5302,6 @@ static ctl_table *sd_alloc_ctl_cpu_table(int cpu)
i = 0;
for_each_domain(cpu, sd) {
snprintf(buf, 32, "domain%d", i);
- entry->ctl_name = i + 1;
entry->procname = kstrdup(buf, GFP_KERNEL);
entry->mode = 0755;
entry->child = sd_alloc_ctl_domain_table(sd);
@@ -5317,7 +5322,6 @@ static void init_sched_domain_sysctl(void)
for (i = 0; i < cpu_num; i++, entry++) {
snprintf(buf, 32, "cpu%d", i);
- entry->ctl_name = i + 1;
entry->procname = kstrdup(buf, GFP_KERNEL);
entry->mode = 0755;
entry->child = sd_alloc_ctl_cpu_table(i);
-
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