| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 051/107] powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used | Date | Mon, 1 Apr 2019 19:02:06 +0200 |
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4.14-stable review patch. If anyone has any objections, please let me know.
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From: Diana Craciun <diana.craciun@nxp.com>
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 | 1 + 1 file changed, 1 insertion(+)
--- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -938,6 +938,7 @@ void __init setup_arch(char **cmdline_p) ppc_md.setup_arch(); setup_barrier_nospec(); + setup_spectre_v2(); paging_init();
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