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futex: Create futex_hash() get/put class
authorPeter Zijlstra <peterz@infradead.org>
Wed, 16 Apr 2025 16:29:06 +0000 (18:29 +0200)
committerPeter Zijlstra <peterz@infradead.org>
Sat, 3 May 2025 10:02:06 +0000 (12:02 +0200)
commit6c67f8d880c0950215b8e6f8539562ad1971a05a
tree0ecfbe1e5ae3666c84d6fd684d149fc4837d200etree
parent8486d12f558ff9e4e90331e8ef841d84bf3a8c24commit | diff
futex: Create futex_hash() get/put class

This gets us:

  hb = futex_hash(key) /* gets hb and inc users */
  futex_hash_get(hb)   /* inc users */
  futex_hash_put(hb)   /* dec users */

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250416162921.513656-7-bigeasy@linutronix.de
kernel/futex/core.c diff | blob | history
kernel/futex/futex.h diff | blob | history
kernel/futex/pi.c diff | blob | history
kernel/futex/requeue.c diff | blob | history
kernel/futex/waitwake.c diff | blob | history
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