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ARM64: Force hardware emulation of deprecated instructions.

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This commit is contained in:
Michael Zoran
2017-02-11 01:18:31 -08:00
committed by Dom Cobley
parent 2aeeb5f5f3
commit 5ae107d26f
1 changed files with 5 additions and 0 deletions
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5
arch/arm64/kernel/armv8_deprecated.c
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@@ -540,9 +540,14 @@ static void __init register_insn_emulation(struct insn_emulation *insn)
switch (insn->status) { switch (insn->status) {
case INSN_DEPRECATED: case INSN_DEPRECATED:
#if 0
insn->current_mode = INSN_EMULATE; insn->current_mode = INSN_EMULATE;
/* Disable the HW mode if it was turned on at early boot time */ /* Disable the HW mode if it was turned on at early boot time */
run_all_cpu_set_hw_mode(insn, false); run_all_cpu_set_hw_mode(insn, false);
#else
insn->current_mode = INSN_HW;
run_all_cpu_set_hw_mode(insn, true);
#endif
insn->max = INSN_HW; insn->max = INSN_HW;
break; break;
case INSN_OBSOLETE: case INSN_OBSOLETE: