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(parent: 56c0b48) | 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)
commit819844285ef2b5d15466f5b5062514135ffba06c
treec72b6e74646cb19cace8d1920c34dc2ae5176c63tree | snapshot
parent56c0b48b1e443efa5d6f4d60513302c934e55b17commit | 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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