asm/rwonce: Remove smp_read_barrier_depends() invocation
authorWill Deacon <will@kernel.org>
Wed, 30 Oct 2019 16:51:07 +0000 (16:51 +0000)
committerWill Deacon <will@kernel.org>
Tue, 21 Jul 2020 09:50:35 +0000 (10:50 +0100)
commit3c9184109e78ea2371ca8fa66d7f36986a53af98
treeccbd407080e099d75880bc5ac4d083645a12d62c
parentd6462858851549c62d73eaa14b31132b0f32d6b6
asm/rwonce: Remove smp_read_barrier_depends() invocation

Alpha overrides __READ_ONCE() directly, so there's no need to use
smp_read_barrier_depends() in the core code. This also means that
__READ_ONCE() can be relied upon to provide dependency ordering.

Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Will Deacon <will@kernel.org>
include/asm-generic/rwonce.h