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(parent: de83b7b) | patch
powerpc/pmem: Update ppc64 to use the new barrier instruction.
authorAneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Wed, 1 Jul 2020 07:22:33 +0000 (12:52 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 16 Jul 2020 03:00:23 +0000 (13:00 +1000)
commit724bf90a9d90d4da671ba9d25d6a10d0ac0e8224
treec76d88ed281803424e6ed5b2635874209af25889tree | snapshot
parentde83b7b875a04e437dfad99f2342783f91eb4a48commit | diff
powerpc/pmem: Update ppc64 to use the new barrier instruction.

pmem on POWER10 can now use phwsync instead of hwsync to ensure
all previous writes are architecturally visible for the platform
buffer flush.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200701072235.223558-6-aneesh.kumar@linux.ibm.com
arch/powerpc/include/asm/barrier.h diff | blob | history
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