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authorDiana Craciun <[email protected]>2018-12-12 16:03:08 +0200
committerMichael Ellerman <[email protected]>2018-12-20 22:59:03 +1100
commit3bc8ea8603ae4c1e09aca8de229ad38b8091fcb3 (patch)
tree9a12b7ae0cd12029d53cf8a17ebb50bcc0c1d997
parente7aa61f47b23afbec41031bc47ca8d6cb6516abc (diff)
powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used
If the user choses not to use the mitigations, replace the code sequence with nops. Signed-off-by: Diana Craciun <[email protected]> Signed-off-by: Michael Ellerman <[email protected]>
-rw-r--r--arch/powerpc/kernel/setup-common.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 4fe7740917a7..ca00fbb97cf8 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -974,6 +974,7 @@ void __init setup_arch(char **cmdline_p)
ppc_md.setup_arch();
setup_barrier_nospec();
+ setup_spectre_v2();
paging_init();