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(parent: 5b0392a) | patch
powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used
authorDiana Craciun <diana.craciun@nxp.com>
Thu, 11 Apr 2019 11:46:26 +0000 (21:46 +1000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 17 Apr 2019 06:36:43 +0000 (08:36 +0200)
commit487bea70ea9886d7860af15e8d413d8d5c9873e7
treee67008421fe967a64afe277b33783a99f87f3c9etree | snapshot
parent5b0392afd333e0dc78f9a0b50951b5a5e1b74e02commit | 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: Sasha Levin <sashal@kernel.org>
arch/powerpc/kernel/setup-common.c diff | blob | history
Domain: System / Kernel;