Btrfs: allow splitting of hole em's when dropping extent cache

[linux-imx.git] / kernel / sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 4ce13c3cedb97a8bb4eb402d02bc10f79c35245e..07f6fc468e1732734e7fcf5f73982a93670e4194 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -599,6 +599,13 @@ static struct ctl_table kern_table[] = {
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
+       {
+               .procname       = "traceoff_on_warning",
+               .data           = &__disable_trace_on_warning,
+               .maxlen         = sizeof(__disable_trace_on_warning),
+               .mode           = 0644,
+               .proc_handler   = proc_dointvec,
+       },
 #endif
 #ifdef CONFIG_MODULES
        {
@@ -800,7 +807,7 @@ static struct ctl_table kern_table[] = {
 #if defined(CONFIG_LOCKUP_DETECTOR)
        {
                .procname       = "watchdog",
-               .data           = &watchdog_enabled,
+               .data           = &watchdog_user_enabled,
                .maxlen         = sizeof (int),
                .mode           = 0644,
                .proc_handler   = proc_dowatchdog,
@@ -827,7 +834,7 @@ static struct ctl_table kern_table[] = {
        },
        {
                .procname       = "nmi_watchdog",
-               .data           = &watchdog_enabled,
+               .data           = &watchdog_user_enabled,
                .maxlen         = sizeof (int),
                .mode           = 0644,
                .proc_handler   = proc_dowatchdog,
@@ -2339,7 +2346,11 @@ static int do_proc_dointvec_ms_jiffies_conv(bool *negp, unsigned long *lvalp,
                                            int write, void *data)
 {
        if (write) {
-               *valp = msecs_to_jiffies(*negp ? -*lvalp : *lvalp);
+               unsigned long jif = msecs_to_jiffies(*negp ? -*lvalp : *lvalp);
+
+               if (jif > INT_MAX)
+                       return 1;
+               *valp = (int)jif;
        } else {
                int val = *valp;
                unsigned long lval;