Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris...

[safe/jmp/linux-2.6] / kernel / module.c

diff --git a/kernel/module.c b/kernel/module.c
index cb3887e..278e9b6 100644 (file)
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -18,6 +18,7 @@
 */
 #include <linux/module.h>
 #include <linux/moduleloader.h>
+#include <linux/ftrace_event.h>
 #include <linux/init.h>
 #include <linux/kallsyms.h>
 #include <linux/fs.h>
@@ -1492,9 +1493,6 @@ static void free_module(struct module *mod)
        /* Free any allocated parameters. */
        destroy_params(mod->kp, mod->num_kp);
 
-       /* release any pointers to mcount in this module */
-       ftrace_release(mod->module_core, mod->core_size);
-
        /* This may be NULL, but that's OK */
        module_free(mod, mod->module_init);
        kfree(mod->args);
@@ -1895,11 +1893,9 @@ static noinline struct module *load_module(void __user *umod,
        unsigned int symindex = 0;
        unsigned int strindex = 0;
        unsigned int modindex, versindex, infoindex, pcpuindex;
-       unsigned int num_mcount;
        struct module *mod;
        long err = 0;
        void *percpu = NULL, *ptr = NULL; /* Stops spurious gcc warning */
-       unsigned long *mseg;
        mm_segment_t old_fs;
 
        DEBUGP("load_module: umod=%p, len=%lu, uargs=%p\n",
@@ -2175,7 +2171,19 @@ static noinline struct module *load_module(void __user *umod,
                                        sizeof(*mod->tracepoints),
                                        &mod->num_tracepoints);
 #endif
-
+#ifdef CONFIG_EVENT_TRACING
+       mod->trace_events = section_objs(hdr, sechdrs, secstrings,
+                                        "_ftrace_events",
+                                        sizeof(*mod->trace_events),
+                                        &mod->num_trace_events);
+#endif
+#ifdef CONFIG_FTRACE_MCOUNT_RECORD
+       /* sechdrs[0].sh_size is always zero */
+       mod->ftrace_callsites = section_objs(hdr, sechdrs, secstrings,
+                                            "__mcount_loc",
+                                            sizeof(*mod->ftrace_callsites),
+                                            &mod->num_ftrace_callsites);
+#endif
 #ifdef CONFIG_MODVERSIONS
        if ((mod->num_syms && !mod->crcs)
            || (mod->num_gpl_syms && !mod->gpl_crcs)
@@ -2240,11 +2248,6 @@ static noinline struct module *load_module(void __user *umod,
                        dynamic_debug_setup(debug, num_debug);
        }
 
-       /* sechdrs[0].sh_size is always zero */
-       mseg = section_objs(hdr, sechdrs, secstrings, "__mcount_loc",
-                           sizeof(*mseg), &num_mcount);
-       ftrace_init_module(mod, mseg, mseg + num_mcount);
-
        err = module_finalize(hdr, sechdrs, mod);
        if (err < 0)
                goto cleanup;
@@ -2305,7 +2308,6 @@ static noinline struct module *load_module(void __user *umod,
  cleanup:
        kobject_del(&mod->mkobj.kobj);
        kobject_put(&mod->mkobj.kobj);
-       ftrace_release(mod->module_core, mod->core_size);
  free_unload:
        module_unload_free(mod);
 #if defined(CONFIG_MODULE_UNLOAD) && defined(CONFIG_SMP)