genode/repos/base-foc/patches/0017-svm-avoid-forceful-exit-on-task-switch.patch
Stefan Kalkowski 811410fdbb foc: update to current github version (fix #3402)
Instead of hosting our outdated own fork, this commit now uses kernkonzept's
nowadays available github source repositories. This hopefully simplifies
updates, or cherry-picking single fixes.
2019-06-13 12:22:48 +02:00

26 lines
1012 B
Diff

From 45bf2c699552d1e2891d322bea479d95f8c93d02 Mon Sep 17 00:00:00 2001
From: Alexander Boettcher <alexander.boettcher@genode-labs.com>
Date: Sat, 4 May 2019 19:20:41 +0200
Subject: [PATCH 17/17] svm: avoid forceful exit on task switch
---
kernel/fiasco/src/kern/ia32/vm_svm.cpp | 2 --
1 file changed, 2 deletions(-)
diff --git a/kernel/fiasco/src/kern/ia32/vm_svm.cpp b/kernel/fiasco/src/kern/ia32/vm_svm.cpp
index 1330e36a..9ac5b87b 100644
--- a/kernel/fiasco/src/kern/ia32/vm_svm.cpp
+++ b/kernel/fiasco/src/kern/ia32/vm_svm.cpp
@@ -486,8 +486,6 @@ Vm_svm::do_resume_vcpu(Context *ctxt, Vcpu_state *vcpu, Vmcb *vmcb_s)
kernel_vmcb_s->control_area.intercept_instruction0 |= (1 << 22);
// intercept HLT
kernel_vmcb_s->control_area.intercept_instruction0 |= (1 << 24);
- // intercept task switch
- kernel_vmcb_s->control_area.intercept_instruction0 |= (1 << 29);
// intercept shutdown
kernel_vmcb_s->control_area.intercept_instruction0 |= (1 << 31);
// intercept MONITOR/MWAIT
--
2.11.0