the last two weeks' work

[fs/lustre-release.git] / lustre / obdfs / sysctl.c

diff --git a/lustre/obdfs/sysctl.c b/lustre/obdfs/sysctl.c
new file mode 100644 (file)
index 0000000..5f4eca6
--- /dev/null
+++ b/lustre/obdfs/sysctl.c
@@ -0,0 +1,63 @@
+#include <linux/sched.h>
+#include <linux/mm.h>
+#include <linux/sysctl.h>
+#include <linux/swapctl.h>
+#include <linux/proc_fs.h>
+#include <linux/malloc.h>
+#include <linux/stat.h>
+#include <linux/ctype.h>
+#include <asm/bitops.h>
+#include <asm/segment.h>
+#include <asm/uaccess.h>
+#include <linux/utsname.h>
+
+#include <linux/sym_obd.h>
+#include <linux/presto.h>
+#include <linux/obd_psdev.h>
+#include <linux/presto_upcall.h>
+
+struct ctl_table_header *obdfs_table_header = NULL;
+
+int obdfs_debug_level = 4095;
+int obdfs_print_entry = 1;
+
+
+#define OBDFS_SYSCTL 1
+
+#define OBDFS_DEBUG        1       /* control debugging */
+#define OBDFS_ENTRY        2       /* control enter/leave pattern */
+#define OBDFS_TIMEOUT         3       /* timeout on upcalls to become intrble */
+#define OBDFS_HARD            4       /* mount type "hard" or "soft" */
+#define OBDFS_VARS            5       
+#define OBDFS_INDEX           6
+#define OBDFS_RESET           7
+
+#define OBDFS_VARS_SLOT       2
+
+static ctl_table obdfs_table[] = {
+       {OBDFS_DEBUG, "debug", &obdfs_debug_level, sizeof(int), 0644, NULL, &proc_dointvec},
+       {OBDFS_ENTRY, "trace", &obdfs_print_entry, sizeof(int), 0644, NULL, &proc_dointvec},
+       { 0 }
+};
+
+static ctl_table jukebox_table[] = {
+       {OBDFS_SYSCTL, "obdfs",    NULL, 0, 0555, obdfs_table},
+       {0}
+};
+
+void obdfs_sysctl_init (void)
+{
+#ifdef CONFIG_SYSCTL
+       if ( !obdfs_table_header )
+               obdfs_table_header = register_sysctl_table(jukebox_table, 0); 
+#endif
+}
+
+void obdfs_sysctl_clean (void)
+{
+#ifdef CONFIG_SYSCTL
+       if ( obdfs_table_header )
+               unregister_sysctl_table(obdfs_table_header);
+       obdfs_table_header = NULL;
+#endif
+}