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(parent: b53221e) | patch
powerpc: Disable DAWR on POWER9 via CPU feature quirk
authorMichael Neuling <mikey@neuling.org>
Tue, 27 Mar 2018 04:37:23 +0000 (15:37 +1100)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 27 Mar 2018 12:55:33 +0000 (23:55 +1100)
commit622aa35e8f6a077f034fe4ad053b6a2e9d278414
tree9a42e7a822ce606312770571a3bbaf7f41e8186btree | snapshot
parentb53221e7042764d7456933d47a83b31372ce9daccommit | diff
powerpc: Disable DAWR on POWER9 via CPU feature quirk

This disables the DAWR on all POWER9 CPUs via cpu feature quirk.

Using the DAWR on POWER9 can cause xstops, hence we need to disable
it.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/kernel/dt_cpu_ftrs.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)