Make sure the MRS emulation is enabled early enough, such that the early userspace applications (e.g, those run from initrd) could use the facility without crashing them.
Fixes: commit 77c97b4ee2129 ("arm64: cpufeature: Expose CPUID registers by emulation") Reported-by: Matwey V. Kornilov <matwey.korni...@gmail.com> Cc: James Morse <james.mo...@arm.com> Cc: Dave Martin <dave.mar...@arm.com> Cc: Catalin Marinas <catalin.mari...@arm.com> Cc: Will Deacon <will.dea...@arm.com> Cc: sta...@vger.kernel.org Cc: Mark Rutland <mark.rutl...@arm.com> Signed-off-by: Suzuki K Poulose <suzuki.poul...@arm.com> --- arch/arm64/kernel/cpufeature.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 9f9e0064c8c1..276eecab6cea 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1294,4 +1294,4 @@ static int __init enable_mrs_emulation(void) return 0; } -late_initcall(enable_mrs_emulation); +core_initcall(enable_mrs_emulation); -- 2.13.5