debug_table
offsetof(struct debug_table, debug_exception));
DEFINE(DT_DEBUG_SAVE, offsetof(struct debug_table, debug_save));
DEFINE(DT_DBREAKC_SAVE, offsetof(struct debug_table, dbreakc_save));
DEFINE(DT_ICOUNT_SAVE, offsetof(struct debug_table, icount_save));
offsetof(struct debug_table, icount_level_save));
DEFINE_PER_CPU(struct debug_table, debug_table);
unsigned long debugsave = (unsigned long)this_cpu_ptr(&debug_table);
this_cpu_ptr(&debug_table)->debug_exception = debug_exception;
static struct ctl_table debug_table[] = {
sunrpc_table_header = register_sysctl("sunrpc", debug_table);