extern phys_addr_t phys_initrd_start;
extern unsigned long phys_initrd_size;
-extern unsigned int real_root_dev;
-
extern char __initramfs_start[];
extern unsigned long __initramfs_size;
unsigned long initrd_start, initrd_end;
int initrd_below_start_ok;
-unsigned int real_root_dev; /* do_proc_dointvec cannot handle kdev_t */
+static unsigned int real_root_dev; /* do_proc_dointvec cannot handle kdev_t */
static int __initdata mount_initrd = 1;
phys_addr_t phys_initrd_start __initdata;
unsigned long phys_initrd_size __initdata;
+#ifdef CONFIG_SYSCTL
+static struct ctl_table kern_do_mounts_initrd_table[] = {
+ {
+ .procname = "real-root-dev",
+ .data = &real_root_dev,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec,
+ },
+ { }
+};
+
+static __init int kernel_do_mounts_initrd_sysctls_init(void)
+{
+ register_sysctl_init("kernel", kern_do_mounts_initrd_table);
+ return 0;
+}
+late_initcall(kernel_do_mounts_initrd_sysctls_init);
+#endif /* CONFIG_SYSCTL */
+
static int __init no_initrd(char *str)
{
mount_initrd = 0;
.proc_handler = sysctl_latencytop,
},
#endif
-#ifdef CONFIG_BLK_DEV_INITRD
- {
- .procname = "real-root-dev",
- .data = &real_root_dev,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = proc_dointvec,
- },
-#endif
{
.procname = "print-fatal-signals",
.data = &print_fatal_signals,