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Diffstat (limited to 'sys-kernel/boest-v5.0.15/raspberrypi/0095-ARM64-Force-hardware-emulation-of-deprecated-instruc.patch')
-rw-r--r--sys-kernel/boest-v5.0.15/raspberrypi/0095-ARM64-Force-hardware-emulation-of-deprecated-instruc.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/sys-kernel/boest-v5.0.15/raspberrypi/0095-ARM64-Force-hardware-emulation-of-deprecated-instruc.patch b/sys-kernel/boest-v5.0.15/raspberrypi/0095-ARM64-Force-hardware-emulation-of-deprecated-instruc.patch
new file mode 100644
index 00000000..b1617d18
--- /dev/null
+++ b/sys-kernel/boest-v5.0.15/raspberrypi/0095-ARM64-Force-hardware-emulation-of-deprecated-instruc.patch
@@ -0,0 +1,30 @@
+From df12897dae2b9d6e4f5b7a955a7f25532bbbc3fb Mon Sep 17 00:00:00 2001
+From: Michael Zoran <mzoran@crowfest.net>
+Date: Sat, 11 Feb 2017 01:18:31 -0800
+Subject: [PATCH 095/194] ARM64: Force hardware emulation of deprecated
+ instructions.
+
+---
+ arch/arm64/kernel/armv8_deprecated.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c
+index e52e7280884a..89486b7365c0 100644
+--- a/arch/arm64/kernel/armv8_deprecated.c
++++ b/arch/arm64/kernel/armv8_deprecated.c
+@@ -182,10 +182,15 @@ static void __init register_insn_emulation(struct insn_emulation_ops *ops)
+
+ switch (ops->status) {
+ case INSN_DEPRECATED:
++#if 0
+ insn->current_mode = INSN_EMULATE;
+ /* Disable the HW mode if it was turned on at early boot time */
+ run_all_cpu_set_hw_mode(insn, false);
++#else
++ insn->current_mode = INSN_HW;
++ run_all_cpu_set_hw_mode(insn, true);
+ insn->max = INSN_HW;
++#endif
+ break;
+ case INSN_OBSOLETE:
+ insn->current_mode = INSN_UNDEF;