oom: add oom_kill_allocating_task sysctl

[linux-2.6-omap-h63xx.git] / kernel / sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 6ace893c17c94dc737bda11fb63ee2811d34de79..5e63de0f9ee23dfd6bd1262984e6bb783a128231 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -63,6 +63,7 @@ extern int print_fatal_signals;
 extern int sysctl_overcommit_memory;
 extern int sysctl_overcommit_ratio;
 extern int sysctl_panic_on_oom;
+extern int sysctl_oom_kill_allocating_task;
 extern int max_threads;
 extern int core_uses_pid;
 extern int suid_dumpable;
@@ -222,14 +223,11 @@ static ctl_table kern_table[] = {
 #ifdef CONFIG_SCHED_DEBUG
        {
                .ctl_name       = CTL_UNNUMBERED,
-               .procname       = "sched_min_granularity_ns",
-               .data           = &sysctl_sched_min_granularity,
+               .procname       = "sched_nr_latency",
+               .data           = &sysctl_sched_nr_latency,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
-               .proc_handler   = &proc_dointvec_minmax,
-               .strategy       = &sysctl_intvec,
-               .extra1         = &min_sched_granularity_ns,
-               .extra2         = &max_sched_granularity_ns,
+               .proc_handler   = &proc_dointvec,
        },
        {
                .ctl_name       = CTL_UNNUMBERED,
@@ -266,43 +264,37 @@ static ctl_table kern_table[] = {
        },
        {
                .ctl_name       = CTL_UNNUMBERED,
-               .procname       = "sched_stat_granularity_ns",
-               .data           = &sysctl_sched_stat_granularity,
+               .procname       = "sched_child_runs_first",
+               .data           = &sysctl_sched_child_runs_first,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
-               .proc_handler   = &proc_dointvec_minmax,
-               .strategy       = &sysctl_intvec,
-               .extra1         = &min_wakeup_granularity_ns,
-               .extra2         = &max_wakeup_granularity_ns,
+               .proc_handler   = &proc_dointvec,
        },
        {
                .ctl_name       = CTL_UNNUMBERED,
-               .procname       = "sched_runtime_limit_ns",
-               .data           = &sysctl_sched_runtime_limit,
+               .procname       = "sched_features",
+               .data           = &sysctl_sched_features,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
-               .proc_handler   = &proc_dointvec_minmax,
-               .strategy       = &sysctl_intvec,
-               .extra1         = &min_sched_granularity_ns,
-               .extra2         = &max_sched_granularity_ns,
+               .proc_handler   = &proc_dointvec,
        },
        {
                .ctl_name       = CTL_UNNUMBERED,
-               .procname       = "sched_child_runs_first",
-               .data           = &sysctl_sched_child_runs_first,
+               .procname       = "sched_migration_cost",
+               .data           = &sysctl_sched_migration_cost,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
                .proc_handler   = &proc_dointvec,
        },
+#endif
        {
                .ctl_name       = CTL_UNNUMBERED,
-               .procname       = "sched_features",
-               .data           = &sysctl_sched_features,
+               .procname       = "sched_compat_yield",
+               .data           = &sysctl_sched_compat_yield,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
                .proc_handler   = &proc_dointvec,
        },
-#endif
 #ifdef CONFIG_PROVE_LOCKING
        {
                .ctl_name       = CTL_UNNUMBERED,
@@ -789,6 +781,14 @@ static ctl_table vm_table[] = {
                .mode           = 0644,
                .proc_handler   = &proc_dointvec,
        },
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "oom_kill_allocating_task",
+               .data           = &sysctl_oom_kill_allocating_task,
+               .maxlen         = sizeof(sysctl_oom_kill_allocating_task),
+               .mode           = 0644,
+               .proc_handler   = &proc_dointvec,
+       },
        {
                .ctl_name       = VM_OVERCOMMIT_RATIO,
                .procname       = "overcommit_ratio",
@@ -822,7 +822,7 @@ static ctl_table vm_table[] = {
                .data           = &vm_dirty_ratio,
                .maxlen         = sizeof(vm_dirty_ratio),
                .mode           = 0644,
-               .proc_handler   = &proc_dointvec_minmax,
+               .proc_handler   = &dirty_ratio_handler,
                .strategy       = &sysctl_intvec,
                .extra1         = &zero,
                .extra2         = &one_hundred,
@@ -889,6 +889,14 @@ static ctl_table vm_table[] = {
                .mode           = 0644,
                .proc_handler   = &hugetlb_treat_movable_handler,
        },
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "hugetlb_dynamic_pool",
+               .data           = &hugetlb_dynamic_pool,
+               .maxlen         = sizeof(hugetlb_dynamic_pool),
+               .mode           = 0644,
+               .proc_handler   = &proc_dointvec,
+       },
 #endif
        {
                .ctl_name       = VM_LOWMEM_RESERVE_RATIO,
@@ -1045,7 +1053,7 @@ static ctl_table vm_table[] = {
                .strategy       = &sysctl_string,
        },
 #endif
-#if defined(CONFIG_X86_32) || \
+#if (defined(CONFIG_X86_32) && !defined(CONFIG_UML))|| \
    (defined(CONFIG_SUPERH) && defined(CONFIG_VSYSCALL))
        {
                .ctl_name       = VM_VDSO_ENABLED,
@@ -1213,7 +1221,7 @@ static ctl_table fs_table[] = {
 };
 
 static ctl_table debug_table[] = {
-#ifdef CONFIG_X86
+#if defined(CONFIG_X86) || defined(CONFIG_PPC)
        {
                .ctl_name       = CTL_UNNUMBERED,
                .procname       = "exception-trace",