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authorIngo Molnar <mingo@kernel.org>2012-04-14 07:18:27 -0400
committerIngo Molnar <mingo@kernel.org>2012-04-14 07:19:04 -0400
commit6ac1ef482d7ae0c690f1640bf6eb818ff9a2d91e (patch)
tree021cc9f6b477146fcebe6f3be4752abfa2ba18a9 /include/linux/module.h
parent682968e0c425c60f0dde37977e5beb2b12ddc4cc (diff)
parenta385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (diff)
Merge branch 'perf/core' into perf/uprobes
Merge in latest upstream (and the latest perf development tree), to prepare for tooling changes, and also to pick up v3.4 MM changes that the uprobes code needs to take care of. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/module.h')
-rw-r--r--include/linux/module.h32
1 files changed, 4 insertions, 28 deletions
diff --git a/include/linux/module.h b/include/linux/module.h
index 4598bf03e98b..fbcafe2ee13e 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -21,8 +21,6 @@
21#include <linux/percpu.h> 21#include <linux/percpu.h>
22#include <asm/module.h> 22#include <asm/module.h>
23 23
24#include <trace/events/module.h>
25
26/* Not Yet Implemented */ 24/* Not Yet Implemented */
27#define MODULE_SUPPORTED_DEVICE(name) 25#define MODULE_SUPPORTED_DEVICE(name)
28 26
@@ -452,33 +450,11 @@ void symbol_put_addr(void *addr);
452 450
453/* Sometimes we know we already have a refcount, and it's easier not 451/* Sometimes we know we already have a refcount, and it's easier not
454 to handle the error case (which only happens with rmmod --wait). */ 452 to handle the error case (which only happens with rmmod --wait). */
455static inline void __module_get(struct module *module) 453extern void __module_get(struct module *module);
456{
457 if (module) {
458 preempt_disable();
459 __this_cpu_inc(module->refptr->incs);
460 trace_module_get(module, _THIS_IP_);
461 preempt_enable();
462 }
463}
464
465static inline int try_module_get(struct module *module)
466{
467 int ret = 1;
468
469 if (module) {
470 preempt_disable();
471 454
472 if (likely(module_is_live(module))) { 455/* This is the Right Way to get a module: if it fails, it's being removed,
473 __this_cpu_inc(module->refptr->incs); 456 * so pretend it's not there. */
474 trace_module_get(module, _THIS_IP_); 457extern bool try_module_get(struct module *module);
475 } else
476 ret = 0;
477
478 preempt_enable();
479 }
480 return ret;
481}
482 458
483extern void module_put(struct module *module); 459extern void module_put(struct module *module);
484 460