Merge branch 'sched/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip...

[karo-tx-linux.git] / kernel / sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index c6887cf135c824d9e302727be4d7b590ca39c8f1..2a7b9d88706b41072e4a8fa7cec9a61d1e1e3381 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -46,6 +46,7 @@
 #include <linux/nfs_fs.h>
 #include <linux/acpi.h>
 #include <linux/reboot.h>
+#include <linux/ftrace.h>
 
 #include <asm/uaccess.h>
 #include <asm/processor.h>
@@ -87,12 +88,13 @@ extern int rcutorture_runnable;
 #endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
 
 /* Constants used for minimum and  maximum */
-#if defined(CONFIG_DETECT_SOFTLOCKUP) || defined(CONFIG_HIGHMEM)
+#if defined(CONFIG_HIGHMEM) || defined(CONFIG_DETECT_SOFTLOCKUP)
 static int one = 1;
 #endif
 
 #ifdef CONFIG_DETECT_SOFTLOCKUP
 static int sixty = 60;
+static int neg_one = -1;
 #endif
 
 #ifdef CONFIG_MMU
@@ -109,7 +111,7 @@ static int min_percpu_pagelist_fract = 8;
 
 static int ngroups_max = NGROUPS_MAX;
 
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
 extern char modprobe_path[];
 #endif
 #ifdef CONFIG_CHR_DEV_SG
@@ -135,8 +137,6 @@ extern int sysctl_userprocess_debug;
 extern int spin_retry;
 #endif
 
-extern int sysctl_hz_timer;
-
 #ifdef CONFIG_BSD_PROCESS_ACCT
 extern int acct_parm[];
 #endif
@@ -267,6 +267,14 @@ static struct ctl_table kern_table[] = {
                .extra1         = &min_wakeup_granularity_ns,
                .extra2         = &max_wakeup_granularity_ns,
        },
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "sched_shares_ratelimit",
+               .data           = &sysctl_sched_shares_ratelimit,
+               .maxlen         = sizeof(unsigned int),
+               .mode           = 0644,
+               .proc_handler   = &proc_dointvec,
+       },
        {
                .ctl_name       = CTL_UNNUMBERED,
                .procname       = "sched_child_runs_first",
@@ -458,7 +466,17 @@ static struct ctl_table kern_table[] = {
                .mode           = 0644,
                .proc_handler   = &proc_dointvec,
        },
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_FTRACE
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "ftrace_enabled",
+               .data           = &ftrace_enabled,
+               .maxlen         = sizeof(int),
+               .mode           = 0644,
+               .proc_handler   = &ftrace_enable_sysctl,
+       },
+#endif
+#ifdef CONFIG_MODULES
        {
                .ctl_name       = KERN_MODPROBE,
                .procname       = "modprobe",
@@ -565,16 +583,6 @@ static struct ctl_table kern_table[] = {
                .mode           = 0644,
                .proc_handler   = &proc_dointvec,
        },
-#endif
-#ifdef CONFIG_NO_IDLE_HZ
-       {
-               .ctl_name       = KERN_HZ_TIMER,
-               .procname       = "hz_timer",
-               .data           = &sysctl_hz_timer,
-               .maxlen         = sizeof(int),
-               .mode           = 0644,
-               .proc_handler   = &proc_dointvec,
-       },
 #endif
        {
                .ctl_name       = KERN_S390_USER_DEBUG_LOGGING,
@@ -730,15 +738,26 @@ static struct ctl_table kern_table[] = {
        },
 #endif
 #ifdef CONFIG_DETECT_SOFTLOCKUP
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "softlockup_panic",
+               .data           = &softlockup_panic,
+               .maxlen         = sizeof(int),
+               .mode           = 0644,
+               .proc_handler   = &proc_dointvec_minmax,
+               .strategy       = &sysctl_intvec,
+               .extra1         = &zero,
+               .extra2         = &one,
+       },
        {
                .ctl_name       = CTL_UNNUMBERED,
                .procname       = "softlockup_thresh",
                .data           = &softlockup_thresh,
-               .maxlen         = sizeof(unsigned long),
+               .maxlen         = sizeof(int),
                .mode           = 0644,
-               .proc_handler   = &proc_doulongvec_minmax,
+               .proc_handler   = &proc_dointvec_minmax,
                .strategy       = &sysctl_intvec,
-               .extra1         = &one,
+               .extra1         = &neg_one,
                .extra2         = &sixty,
        },
        {