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powerpc/fsl: Add macro to flush the branch predictor
authorDiana Craciun <diana.craciun@nxp.com>
Thu, 11 Apr 2019 11:46:19 +0000 (21:46 +1000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 17 Apr 2019 06:36:42 +0000 (08:36 +0200)
commit5188172929d63775332476e32be735ca1416a8af
tree97f2dc4497118664a9faeac167a36323e376bb86tree | snapshot
parentd91460f2d0efc0fe6a197fc739e30edab6070456commit | diff
powerpc/fsl: Add macro to flush the branch predictor

commit 1cbf8990d79ff69da8ad09e8a3df014e1494462b upstream.

The BUCSR register can be used to invalidate the entries in the
branch prediction mechanisms.

Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
arch/powerpc/include/asm/ppc_asm.h diff | blob | blame | history
Arne's tree of linux kernel.