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path: root/drivers/tty/tty_ldisc.c
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Diffstat (limited to 'drivers/tty/tty_ldisc.c')
-rw-r--r--drivers/tty/tty_ldisc.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c
index 1c4d7b6d8a76..5bdc241628ac 100644
--- a/drivers/tty/tty_ldisc.c
+++ b/drivers/tty/tty_ldisc.c
@@ -308,19 +308,19 @@ EXPORT_SYMBOL_GPL(tty_ldisc_deref);
308 308
309 309
310static inline int __lockfunc 310static inline int __lockfunc
311tty_ldisc_lock(struct tty_struct *tty, unsigned long timeout) 311__tty_ldisc_lock(struct tty_struct *tty, unsigned long timeout)
312{ 312{
313 return ldsem_down_write(&tty->ldisc_sem, timeout); 313 return ldsem_down_write(&tty->ldisc_sem, timeout);
314} 314}
315 315
316static inline int __lockfunc 316static inline int __lockfunc
317tty_ldisc_lock_nested(struct tty_struct *tty, unsigned long timeout) 317__tty_ldisc_lock_nested(struct tty_struct *tty, unsigned long timeout)
318{ 318{
319 return ldsem_down_write_nested(&tty->ldisc_sem, 319 return ldsem_down_write_nested(&tty->ldisc_sem,
320 LDISC_SEM_OTHER, timeout); 320 LDISC_SEM_OTHER, timeout);
321} 321}
322 322
323static inline void tty_ldisc_unlock(struct tty_struct *tty) 323static inline void __tty_ldisc_unlock(struct tty_struct *tty)
324{ 324{
325 return ldsem_up_write(&tty->ldisc_sem); 325 return ldsem_up_write(&tty->ldisc_sem);
326} 326}
@@ -332,24 +332,24 @@ tty_ldisc_lock_pair_timeout(struct tty_struct *tty, struct tty_struct *tty2,
332 int ret; 332 int ret;
333 333
334 if (tty < tty2) { 334 if (tty < tty2) {
335 ret = tty_ldisc_lock(tty, timeout); 335 ret = __tty_ldisc_lock(tty, timeout);
336 if (ret) { 336 if (ret) {
337 ret = tty_ldisc_lock_nested(tty2, timeout); 337 ret = __tty_ldisc_lock_nested(tty2, timeout);
338 if (!ret) 338 if (!ret)
339 tty_ldisc_unlock(tty); 339 __tty_ldisc_unlock(tty);
340 } 340 }
341 } else { 341 } else {
342 /* if this is possible, it has lots of implications */ 342 /* if this is possible, it has lots of implications */
343 WARN_ON_ONCE(tty == tty2); 343 WARN_ON_ONCE(tty == tty2);
344 if (tty2 && tty != tty2) { 344 if (tty2 && tty != tty2) {
345 ret = tty_ldisc_lock(tty2, timeout); 345 ret = __tty_ldisc_lock(tty2, timeout);
346 if (ret) { 346 if (ret) {
347 ret = tty_ldisc_lock_nested(tty, timeout); 347 ret = __tty_ldisc_lock_nested(tty, timeout);
348 if (!ret) 348 if (!ret)
349 tty_ldisc_unlock(tty2); 349 __tty_ldisc_unlock(tty2);
350 } 350 }
351 } else 351 } else
352 ret = tty_ldisc_lock(tty, timeout); 352 ret = __tty_ldisc_lock(tty, timeout);
353 } 353 }
354 354
355 if (!ret) 355 if (!ret)
@@ -370,9 +370,9 @@ tty_ldisc_lock_pair(struct tty_struct *tty, struct tty_struct *tty2)
370static void __lockfunc tty_ldisc_unlock_pair(struct tty_struct *tty, 370static void __lockfunc tty_ldisc_unlock_pair(struct tty_struct *tty,
371 struct tty_struct *tty2) 371 struct tty_struct *tty2)
372{ 372{
373 tty_ldisc_unlock(tty); 373 __tty_ldisc_unlock(tty);
374 if (tty2) 374 if (tty2)
375 tty_ldisc_unlock(tty2); 375 __tty_ldisc_unlock(tty2);
376} 376}
377 377
378static void __lockfunc tty_ldisc_enable_pair(struct tty_struct *tty, 378static void __lockfunc tty_ldisc_enable_pair(struct tty_struct *tty,