This series adds a few missing bits added to recent pseries
H_GET_CPU_CHARACTERISTICS and implements them, also removes
a restriction from powernv for some of the flushes.
This is tested mianly in qemu where I just submitted a patch
that adds support for these bits (not upstream yet).
Nicholas Piggin (4):
powerpc/pseries: Get entry and uaccess flush required bits from
H_GET_CPU_CHARACTERISTICS
powerpc/security: Add a security feature for STF barrier
powerpc/pesries: Get STF barrier requirement from
H_GET_CPU_CHARACTERISTICS
powerpc/powernv: Remove POWER9 PVR version check for entry and uaccess
flushes
arch/powerpc/include/asm/hvcall.h | 3 +++
arch/powerpc/include/asm/security_features.h | 4 ++++
arch/powerpc/kernel/security.c | 7 ++-----
arch/powerpc/platforms/powernv/setup.c | 9 ---------
arch/powerpc/platforms/pseries/setup.c | 9 +++++++++
5 files changed, 18 insertions(+), 14 deletions(-)
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2.23.0
