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-rw-r--r--kernel/sched/wait.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/kernel/sched/wait.c b/kernel/sched/wait.c
index 4f7053579fe3..9453efe9b25a 100644
--- a/kernel/sched/wait.c
+++ b/kernel/sched/wait.c
@@ -480,16 +480,6 @@ void wake_up_bit(void *word, int bit)
480} 480}
481EXPORT_SYMBOL(wake_up_bit); 481EXPORT_SYMBOL(wake_up_bit);
482 482
483wait_queue_head_t *bit_waitqueue(void *word, int bit)
484{
485 const int shift = BITS_PER_LONG == 32 ? 5 : 6;
486 const struct zone *zone = page_zone(virt_to_page(word));
487 unsigned long val = (unsigned long)word << shift | bit;
488
489 return &zone->wait_table[hash_long(val, zone->wait_table_bits)];
490}
491EXPORT_SYMBOL(bit_waitqueue);
492
493/* 483/*
494 * Manipulate the atomic_t address to produce a better bit waitqueue table hash 484 * Manipulate the atomic_t address to produce a better bit waitqueue table hash
495 * index (we're keying off bit -1, but that would produce a horrible hash 485 * index (we're keying off bit -1, but that would produce a horrible hash