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powerpc/fsl: Add macro to flush the branch predictor
authorDiana Craciun <diana.craciun@nxp.com>
Fri, 29 Mar 2019 11:26:09 +0000 (22:26 +1100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 3 Apr 2019 04:25:14 +0000 (06:25 +0200)
commitf7a1d9fabc254ec0c8313b925b4735deccaeeb35
tree98ae80951113ac77815e47b699a294f222547105tree
parent555891364134518e8992ef36de733c71dcace363commit | 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/powerpc/include/asm/ppc_asm.h diff | blob | history
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