diff options
Diffstat (limited to 'samples/ftrace/ftrace-ops.c')
| -rw-r--r-- | samples/ftrace/ftrace-ops.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/samples/ftrace/ftrace-ops.c b/samples/ftrace/ftrace-ops.c index 0c8da87ff5c3..68d6685c80bd 100644 --- a/samples/ftrace/ftrace-ops.c +++ b/samples/ftrace/ftrace-ops.c @@ -12,7 +12,7 @@ * Arbitrary large value chosen to be sufficiently large to minimize noise but * sufficiently small to complete quickly. */ -unsigned int nr_function_calls = 100000; +static unsigned int nr_function_calls = 100000; module_param(nr_function_calls, uint, 0); MODULE_PARM_DESC(nr_function_calls, "How many times to call the relevant tracee"); @@ -21,7 +21,7 @@ MODULE_PARM_DESC(nr_function_calls, "How many times to call the relevant tracee" * be called directly or whether it's necessary to go via the list func, which * can be significantly more expensive. */ -unsigned int nr_ops_relevant = 1; +static unsigned int nr_ops_relevant = 1; module_param(nr_ops_relevant, uint, 0); MODULE_PARM_DESC(nr_ops_relevant, "How many ftrace_ops to associate with the relevant tracee"); @@ -30,7 +30,7 @@ MODULE_PARM_DESC(nr_ops_relevant, "How many ftrace_ops to associate with the rel * tracers enabled for distinct functions can force the use of the list func * and incur overhead for all call sites. */ -unsigned int nr_ops_irrelevant = 0; +static unsigned int nr_ops_irrelevant; module_param(nr_ops_irrelevant, uint, 0); MODULE_PARM_DESC(nr_ops_irrelevant, "How many ftrace_ops to associate with the irrelevant tracee"); @@ -38,15 +38,15 @@ MODULE_PARM_DESC(nr_ops_irrelevant, "How many ftrace_ops to associate with the i * On architectures with DYNAMIC_FTRACE_WITH_REGS, saving the full pt_regs can * be more expensive than only saving the minimal necessary regs. */ -bool save_regs = false; +static bool save_regs; module_param(save_regs, bool, 0); MODULE_PARM_DESC(save_regs, "Register ops with FTRACE_OPS_FL_SAVE_REGS (save all registers in the trampoline)"); -bool assist_recursion = false; +static bool assist_recursion; module_param(assist_recursion, bool, 0); MODULE_PARM_DESC(assist_reursion, "Register ops with FTRACE_OPS_FL_RECURSION"); -bool assist_rcu = false; +static bool assist_rcu; module_param(assist_rcu, bool, 0); MODULE_PARM_DESC(assist_reursion, "Register ops with FTRACE_OPS_FL_RCU"); @@ -55,7 +55,7 @@ MODULE_PARM_DESC(assist_reursion, "Register ops with FTRACE_OPS_FL_RCU"); * overhead. Sometimes a consistency check using a more expensive tracer is * desireable. */ -bool check_count = false; +static bool check_count; module_param(check_count, bool, 0); MODULE_PARM_DESC(check_count, "Check that tracers are called the expected number of times\n"); @@ -64,7 +64,7 @@ MODULE_PARM_DESC(check_count, "Check that tracers are called the expected number * runs, but sometimes it can be useful to leave them registered so that they * can be inspected through the tracefs 'enabled_functions' file. */ -bool persist = false; +static bool persist; module_param(persist, bool, 0); MODULE_PARM_DESC(persist, "Successfully load module and leave ftrace ops registered after test completes\n"); @@ -114,8 +114,8 @@ static void ops_func_count(unsigned long ip, unsigned long parent_ip, self->count++; } -struct sample_ops *ops_relevant; -struct sample_ops *ops_irrelevant; +static struct sample_ops *ops_relevant; +static struct sample_ops *ops_irrelevant; static struct sample_ops *ops_alloc_init(void *tracee, ftrace_func_t func, unsigned long flags, int nr) @@ -163,8 +163,8 @@ static void ops_check(struct sample_ops *ops, int nr, } } -ftrace_func_t tracer_relevant = ops_func_nop; -ftrace_func_t tracer_irrelevant = ops_func_nop; +static ftrace_func_t tracer_relevant = ops_func_nop; +static ftrace_func_t tracer_irrelevant = ops_func_nop; static int __init ftrace_ops_sample_init(void) { |