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authorPeter Zijlstra <peterz@infradead.org>2016-05-30 14:32:04 +0200
committerIngo Molnar <mingo@kernel.org>2016-06-14 11:55:15 +0200
commitb464d1270a8016edcf1fd20d77cefdecf9b0b73e (patch)
tree2648743895f108c3e2aa9157313c8449404b5883 /arch/hexagon
parent7cb45c0fe9858f92cc264f6bf9d2f6a0e7d3b249 (diff)
downloadlinux-b464d1270a8016edcf1fd20d77cefdecf9b0b73e.tar.bz2
locking/barriers, tile: Provide TILE specific smp_acquire__after_ctrl_dep()
Since TILE doesn't do read speculation, its control dependencies also guarantee LOAD->LOAD order and we don't need the additional RMB otherwise required to provide ACQUIRE semantics. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Chris Metcalf <cmetcalf@mellanox.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/hexagon')
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