diff options
-rw-r--r-- | fs/gfs2/locking/dlm/thread.c | 20 |
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 | ||
271 | static int gdlm_thread(void *data) | 271 | static 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 | ||
332 | static int gdlm_thread1(void *data) | ||
333 | { | ||
334 | return gdlm_thread(data, 1); | ||
335 | } | ||
336 | |||
337 | static int gdlm_thread2(void *data) | ||
338 | { | ||
339 | return gdlm_thread(data, 0); | ||
340 | } | ||
341 | |||
336 | int gdlm_init_threads(struct gdlm_ls *ls) | 342 | int 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); |