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(parent: a46a503) | patch
powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used
authorDiana Craciun <diana.craciun@nxp.com>
Fri, 29 Mar 2019 11:26:16 +0000 (22:26 +1100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 3 Apr 2019 04:26:20 +0000 (06:26 +0200)
commit43f40620d7a5a4fd6565219c5001296a75ed427e
tree1797a190b670e51777a9a8fca7ad2345ccbb81d7tree | snapshot
parenta46a5038263989fff96e884c7cec2680c7a5fc6acommit | diff
powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used

commit 3bc8ea8603ae4c1e09aca8de229ad38b8091fcb3 upstream.

If the user choses not to use the mitigations, replace
the code sequence with nops.

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/kernel/setup-common.c diff | blob | history
Domain: System / Kernel;