diff options
| author | David S. Miller <davem@davemloft.net> | 2009-09-11 20:35:13 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-09-11 20:35:13 -0700 |
| commit | cabc5c0f7fa1342049042d6e147db5a73773955b (patch) | |
| tree | 2be09ae1777d580c7dfe05d6d5b76e57281ec447 /kernel/module.c | |
| parent | b73d884756303316ead4cd7dad51236b2a515a1a (diff) | |
| parent | 86d710146fb9975f04c505ec78caa43d227c1018 (diff) | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
arch/sparc/Kconfig
Diffstat (limited to 'kernel/module.c')
| -rw-r--r-- | kernel/module.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/module.c b/kernel/module.c index 2d537186191..46580edff0c 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -55,6 +55,11 @@ #include <linux/percpu.h> #include <linux/kmemleak.h> +#define CREATE_TRACE_POINTS +#include <trace/events/module.h> + +EXPORT_TRACEPOINT_SYMBOL(module_get); + #if 0 #define DEBUGP printk #else @@ -942,6 +947,8 @@ void module_put(struct module *module) if (module) { unsigned int cpu = get_cpu(); local_dec(__module_ref_addr(module, cpu)); + trace_module_put(module, _RET_IP_, + local_read(__module_ref_addr(module, cpu))); /* Maybe they're waiting for us to drop reference? */ if (unlikely(!module_is_live(module))) wake_up_process(module->waiter); @@ -1497,6 +1504,8 @@ static int __unlink_module(void *_mod) /* Free a module, remove from lists, etc (must hold module_mutex). */ static void free_module(struct module *mod) { + trace_module_free(mod); + /* Delete from various lists */ stop_machine(__unlink_module, mod, NULL); remove_notes_attrs(mod); @@ -2364,6 +2373,8 @@ static noinline struct module *load_module(void __user *umod, /* Get rid of temporary copy */ vfree(hdr); + trace_module_load(mod); + /* Done! */ return mod; |