/* module parameters */
static unsigned long filter_offset;
static int nommiotrace;
-static int ISA_trace;
static int trace_pc;
module_param(filter_offset, ulong, 0);
module_param(nommiotrace, bool, 0);
-module_param(ISA_trace, bool, 0);
module_param(trace_pc, bool, 0);
MODULE_PARM_DESC(filter_offset, "Start address of traced mappings.");
MODULE_PARM_DESC(nommiotrace, "Disable actual MMIO tracing.");
-MODULE_PARM_DESC(ISA_trace, "Do not exclude the low ISA range.");
MODULE_PARM_DESC(trace_pc, "Record address of faulting instructions.");
static bool is_enabled(void)
if (nommiotrace)
pr_info(NAME "MMIO tracing disabled.\n");
- if (ISA_trace)
- pr_warning(NAME "Warning! low ISA range will be traced.\n");
spin_lock_irq(&trace_lock);
atomic_inc(&mmiotrace_enabled);
spin_unlock_irq(&trace_lock);