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(parent: f26f5ba) | patch
powerpc/book3s64/kuap: Improve error reporting with KUAP
authorAneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Fri, 27 Nov 2020 04:44:18 +0000 (10:14 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 3 Dec 2020 14:01:26 +0000 (01:01 +1100)
commit0a103931b8ddff3886c5c1f6ca198c1d44b9ca27
tree441bc498a79aa7434ed9cfa3152f0f4e030f3f74tree | snapshot
parentf26f5baad30916d84fb943b16dc03ba8cfef0c48commit | diff
powerpc/book3s64/kuap: Improve error reporting with KUAP

With hash translation use DSISR_KEYFAULT to identify a wrong access.
With Radix we look at the AMR value and type of fault.

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/20201127044424.40686-17-aneesh.kumar@linux.ibm.com
arch/powerpc/include/asm/book3s/32/kup.h diff | blob | history
arch/powerpc/include/asm/book3s/64/kup.h diff | blob | history
arch/powerpc/include/asm/kup.h diff | blob | history
arch/powerpc/include/asm/nohash/32/kup-8xx.h diff | blob | history
arch/powerpc/mm/fault.c diff | blob | history
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