readahead: data structure and routines

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

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index d93e13d93f24c0c25d0bfc9cfe4944cd239fc10f..3ed4912bf1833334c627fa54a78f3a276cb4a2ab 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -29,6 +29,7 @@
 #include <linux/utsname.h>
 #include <linux/capability.h>
 #include <linux/smp_lock.h>
+#include <linux/fs.h>
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/kobject.h>
@@ -45,13 +46,11 @@
 #include <linux/syscalls.h>
 #include <linux/nfs_fs.h>
 #include <linux/acpi.h>
+#include <linux/reboot.h>
 
 #include <asm/uaccess.h>
 #include <asm/processor.h>
 
-extern int proc_nr_files(ctl_table *table, int write, struct file *filp,
-                     void __user *buffer, size_t *lenp, loff_t *ppos);
-
 #ifdef CONFIG_X86
 #include <asm/nmi.h>
 #include <asm/stacktrace.h>
@@ -61,6 +60,7 @@ extern int proc_nr_files(ctl_table *table, int write, struct file *filp,
 
 /* External variables not in a header file. */
 extern int C_A_D;
+extern int print_fatal_signals;
 extern int sysctl_overcommit_memory;
 extern int sysctl_overcommit_ratio;
 extern int sysctl_panic_on_oom;
@@ -202,7 +202,10 @@ static ctl_table root_table[] = {
                .mode           = 0555,
                .child          = dev_table,
        },
-
+/*
+ * NOTE: do not add new entries to this table unless you have read
+ * Documentation/sysctl/ctl_unnumbered.txt
+ */
        { .ctl_name = 0 }
 };
 
@@ -340,6 +343,14 @@ static ctl_table kern_table[] = {
                .proc_handler   = &proc_dointvec,
        },
 #endif
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "print-fatal-signals",
+               .data           = &print_fatal_signals,
+               .maxlen         = sizeof(int),
+               .mode           = 0644,
+               .proc_handler   = &proc_dointvec,
+       },
 #ifdef __sparc__
        {
                .ctl_name       = KERN_SPARC_REBOOT,
@@ -649,7 +660,7 @@ static ctl_table kern_table[] = {
        {
                .ctl_name       = KERN_ACPI_VIDEO_FLAGS,
                .procname       = "acpi_video_flags",
-               .data           = &acpi_video_flags,
+               .data           = &acpi_realmode_flags,
                .maxlen         = sizeof (unsigned long),
                .mode           = 0644,
                .proc_handler   = &proc_doulongvec_minmax,
@@ -695,6 +706,15 @@ static ctl_table kern_table[] = {
                .proc_handler   = &proc_dointvec,
        },
 #endif
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "poweroff_cmd",
+               .data           = &poweroff_cmd,
+               .maxlen         = POWEROFF_CMD_PATH_LEN,
+               .mode           = 0644,
+               .proc_handler   = &proc_dostring,
+               .strategy       = &sysctl_string,
+       },
 
        { .ctl_name = 0 }
 };
@@ -814,6 +834,14 @@ static ctl_table vm_table[] = {
                .mode           = 0644,
                .proc_handler   = &proc_dointvec,
         },
+        {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "hugepages_treat_as_movable",
+               .data           = &hugepages_treat_as_movable,
+               .maxlen         = sizeof(int),
+               .mode           = 0644,
+               .proc_handler   = &hugetlb_treat_movable_handler,
+       },
 #endif
        {
                .ctl_name       = VM_LOWMEM_RESERVE_RATIO,
@@ -958,6 +986,17 @@ static ctl_table vm_table[] = {
                .mode           = 0644,
                .proc_handler   = &proc_doulongvec_minmax,
        },
+#ifdef CONFIG_NUMA
+       {
+               .ctl_name       = CTL_UNNUMBERED,
+               .procname       = "numa_zonelist_order",
+               .data           = &numa_zonelist_order,
+               .maxlen         = NUMA_ZONELIST_ORDER_LEN,
+               .mode           = 0644,
+               .proc_handler   = &numa_zonelist_order_handler,
+               .strategy       = &sysctl_string,
+       },
+#endif
 #endif
 #if defined(CONFIG_X86_32) || \
    (defined(CONFIG_SUPERH) && defined(CONFIG_VSYSCALL))
@@ -972,6 +1011,10 @@ static ctl_table vm_table[] = {
                .extra1         = &zero,
        },
 #endif
+/*
+ * NOTE: do not add new entries to this table unless you have read
+ * Documentation/sysctl/ctl_unnumbered.txt
+ */
        { .ctl_name = 0 }
 };
 
@@ -1112,6 +1155,10 @@ static ctl_table fs_table[] = {
                .child          = binfmt_misc_table,
        },
 #endif
+/*
+ * NOTE: do not add new entries to this table unless you have read
+ * Documentation/sysctl/ctl_unnumbered.txt
+ */
        { .ctl_name = 0 }
 };