Commit b3fc5c9b authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
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sched/wait: Improve __var_waitqueue() code generation

Since we fixed hash_64() to not suck there is no need to play games to
attempt to improve the hash value on 64-bit.

Also, since we don't use the bit value for the variables, use hash_ptr()

No change in functionality.
Signed-off-by: default avatarPeter Zijlstra (Intel) <>
Cc: George Spelvin <>
Cc: Linus Torvalds <>
Cc: Mike Galbraith <>
Cc: Peter Zijlstra <>
Cc: Thomas Gleixner <>
Signed-off-by: default avatarIngo Molnar <>
parent 9b8cce52
......@@ -151,12 +151,7 @@ EXPORT_SYMBOL(wake_up_bit);
wait_queue_head_t *__var_waitqueue(void *p)
if (BITS_PER_LONG == 64) {
unsigned long q = (unsigned long)p;
return bit_waitqueue((void *)(q & ~1), q & 1);
return bit_waitqueue(p, 0);
return bit_wait_table + hash_ptr(p, WAIT_TABLE_BITS);
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