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powerpc: Add PPC_FEATURE userspace bits for SCV and DARN instructions
authorNicholas Piggin <[email protected]>
Sat, 20 May 2017 04:29:49 +0000 (14:29 +1000)
committerMichael Ellerman <[email protected]>
Thu, 25 May 2017 13:07:45 +0000 (23:07 +1000)
commita4700a26107241cc7b9ac8528b2c6714ff99983d
tree06e152b268a8bb2d1dfc77bd3541f5a88becb810tree | snapshot
parentd75e4919cc0b6fbcbc8d6654ef66d87a9dbf1526commit | diff
powerpc: Add PPC_FEATURE userspace bits for SCV and DARN instructions

Providing "scv" support to userspace requires kernel support, so it
must be advertised as independently to the base ISA 3 instruction set.

The darn instruction relies on firmware enablement, so it has been
decided to split this out from the core ISA 3 feature as well.

Signed-off-by: Nicholas Piggin <[email protected]>
Acked-by: Benjamin Herrenschmidt <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
arch/powerpc/include/uapi/asm/cputable.h diff | blob | blame | history
arch/powerpc/kernel/cputable.c diff | blob | blame | history
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