btrfs: only track ref_heads in delayed_ref_updates

[sfrench/cifs-2.6.git] / kernel / sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index cc02050fd0c493378228eb6960e15449754f1387..5fc724e4e454c3304ecaebe7c868eb622f784eb8 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -66,7 +66,6 @@
 #include <linux/kexec.h>
 #include <linux/bpf.h>
 #include <linux/mount.h>
-#include <linux/pipe_fs_i.h>
 
 #include <linux/uaccess.h>
 #include <asm/processor.h>
@@ -91,7 +90,9 @@
 #ifdef CONFIG_CHR_DEV_SG
 #include <scsi/sg.h>
 #endif
-
+#ifdef CONFIG_STACKLEAK_RUNTIME_DISABLE
+#include <linux/stackleak.h>
+#endif
 #ifdef CONFIG_LOCKUP_DETECTOR
 #include <linux/nmi.h>
 #endif
@@ -1232,6 +1233,17 @@ static struct ctl_table kern_table[] = {
                .extra1         = &zero,
                .extra2         = &one,
        },
+#endif
+#ifdef CONFIG_STACKLEAK_RUNTIME_DISABLE
+       {
+               .procname       = "stack_erasing",
+               .data           = NULL,
+               .maxlen         = sizeof(int),
+               .mode           = 0600,
+               .proc_handler   = stack_erasing_sysctl,
+               .extra1         = &zero,
+               .extra2         = &one,
+       },
 #endif
        { }
 };