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-rw-r--r--fs/gfs2/locking/dlm/thread.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/fs/gfs2/locking/dlm/thread.c b/fs/gfs2/locking/dlm/thread.c
index 1aca51e45092..bd938f06481d 100644
--- a/fs/gfs2/locking/dlm/thread.c
+++ b/fs/gfs2/locking/dlm/thread.c
@@ -268,20 +268,16 @@ static inline int check_drop(struct gdlm_ls *ls)
268 return 0; 268 return 0;
269} 269}
270 270
271static int gdlm_thread(void *data) 271static int gdlm_thread(void *data, int blist)
272{ 272{
273 struct gdlm_ls *ls = (struct gdlm_ls *) data; 273 struct gdlm_ls *ls = (struct gdlm_ls *) data;
274 struct gdlm_lock *lp = NULL; 274 struct gdlm_lock *lp = NULL;
275 int blist = 0;
276 uint8_t complete, blocking, submit, drop; 275 uint8_t complete, blocking, submit, drop;
277 DECLARE_WAITQUEUE(wait, current); 276 DECLARE_WAITQUEUE(wait, current);
278 277
279 /* Only thread1 is allowed to do blocking callbacks since gfs 278 /* Only thread1 is allowed to do blocking callbacks since gfs
280 may wait for a completion callback within a blocking cb. */ 279 may wait for a completion callback within a blocking cb. */
281 280
282 if (current == ls->thread1)
283 blist = 1;
284
285 while (!kthread_should_stop()) { 281 while (!kthread_should_stop()) {
286 set_current_state(TASK_INTERRUPTIBLE); 282 set_current_state(TASK_INTERRUPTIBLE);
287 add_wait_queue(&ls->thread_wait, &wait); 283 add_wait_queue(&ls->thread_wait, &wait);
@@ -333,12 +329,22 @@ static int gdlm_thread(void *data)
333 return 0; 329 return 0;
334} 330}
335 331
332static int gdlm_thread1(void *data)
333{
334 return gdlm_thread(data, 1);
335}
336
337static int gdlm_thread2(void *data)
338{
339 return gdlm_thread(data, 0);
340}
341
336int gdlm_init_threads(struct gdlm_ls *ls) 342int gdlm_init_threads(struct gdlm_ls *ls)
337{ 343{
338 struct task_struct *p; 344 struct task_struct *p;
339 int error; 345 int error;
340 346
341 p = kthread_run(gdlm_thread, ls, "lock_dlm1"); 347 p = kthread_run(gdlm_thread1, ls, "lock_dlm1");
342 error = IS_ERR(p); 348 error = IS_ERR(p);
343 if (error) { 349 if (error) {
344 log_error("can't start lock_dlm1 thread %d", error); 350 log_error("can't start lock_dlm1 thread %d", error);
@@ -346,7 +352,7 @@ int gdlm_init_threads(struct gdlm_ls *ls)
346 } 352 }
347 ls->thread1 = p; 353 ls->thread1 = p;
348 354
349 p = kthread_run(gdlm_thread, ls, "lock_dlm2"); 355 p = kthread_run(gdlm_thread2, ls, "lock_dlm2");
350 error = IS_ERR(p); 356 error = IS_ERR(p);
351 if (error) { 357 if (error) {
352 log_error("can't start lock_dlm2 thread %d", error); 358 log_error("can't start lock_dlm2 thread %d", error);