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-rw-r--r--include/linux/spinlock.h37
1 files changed, 0 insertions, 37 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index 1129ee0a7180..d311a090fae7 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -296,43 +296,6 @@ do { \
296}) 296})
297 297
298/* 298/*
299 * Locks two spinlocks l1 and l2.
300 * l1_first indicates if spinlock l1 should be taken first.
301 */
302static inline void double_spin_lock(spinlock_t *l1, spinlock_t *l2,
303 bool l1_first)
304 __acquires(l1)
305 __acquires(l2)
306{
307 if (l1_first) {
308 spin_lock(l1);
309 spin_lock(l2);
310 } else {
311 spin_lock(l2);
312 spin_lock(l1);
313 }
314}
315
316/*
317 * Unlocks two spinlocks l1 and l2.
318 * l1_taken_first indicates if spinlock l1 was taken first and therefore
319 * should be released after spinlock l2.
320 */
321static inline void double_spin_unlock(spinlock_t *l1, spinlock_t *l2,
322 bool l1_taken_first)
323 __releases(l1)
324 __releases(l2)
325{
326 if (l1_taken_first) {
327 spin_unlock(l2);
328 spin_unlock(l1);
329 } else {
330 spin_unlock(l1);
331 spin_unlock(l2);
332 }
333}
334
335/*
336 * Pull the atomic_t declaration: 299 * Pull the atomic_t declaration:
337 * (asm-mips/atomic.h needs above definitions) 300 * (asm-mips/atomic.h needs above definitions)
338 */ 301 */