locking/ww_mutex: Abstract out waiter enqueueing
authorPeter Zijlstra <peterz@infradead.org>
Sun, 15 Aug 2021 21:28:47 +0000 (23:28 +0200)
committerIngo Molnar <mingo@kernel.org>
Tue, 17 Aug 2021 17:04:54 +0000 (19:04 +0200)
commit843dac28f90ef80535b0aee0b78446f1770c8611
treeb1fe1a179f1477b5bacabf85e4a5f20f2a7a2398
parent23d599eb2377404100d0d1508e12b0a2c40b49b1
locking/ww_mutex: Abstract out waiter enqueueing

The upcoming rtmutex based ww_mutex needs a different handling for
enqueueing a waiter. Split it out into a helper function.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211304.566318143@linutronix.de
kernel/locking/ww_mutex.h