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(parent: bb3f480) | patch
powerpc: Add TIDR CPU feature for POWER9
authorAlastair D'Silva <alastair@d-silva.org>
Fri, 11 May 2018 06:12:57 +0000 (16:12 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Sun, 3 Jun 2018 10:40:31 +0000 (20:40 +1000)
commit82f07232401739a57312bf921f3ca88e43c6d9f2
treec72b6e74646cb19cace8d1920c34dc2ae5176c63tree | snapshot
parentbb3f480d2ce191f37e72cc5482397cfb5ad5c3eacommit | diff
powerpc: Add TIDR CPU feature for POWER9

This patch adds a CPU feature bit to show whether the CPU has
the TIDR register available, enabling as_notify/wait in userspace.

Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
Reviewed-by: Frederic Barrat <fbarrat@linux.vnet.ibm.com>
Reviewed-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/cputable.h diff | blob | history
arch/powerpc/kernel/dt_cpu_ftrs.c diff | blob | history
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