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[src/bouyer-xenpvh]: src/sys/arch/amd64/amd64 Merge back hypervisor_callback ...
details: https://anonhg.NetBSD.org/src/rev/b2b25cea5263
branches: bouyer-xenpvh
changeset: 982917:b2b25cea5263
user: bouyer <bouyer%NetBSD.org@localhost>
date: Sat Apr 11 11:56:51 2020 +0000
description:
Merge back hypervisor_callback and hypervisor_pvhvm_callback, there's no
issues calling Xdoreti in the PV case.
diffstat:
sys/arch/amd64/amd64/vector.S | 19 +++----------------
1 files changed, 3 insertions(+), 16 deletions(-)
diffs (48 lines):
diff -r b7c1e58e9dd5 -r b2b25cea5263 sys/arch/amd64/amd64/vector.S
--- a/sys/arch/amd64/amd64/vector.S Sat Apr 11 10:11:30 2020 +0000
+++ b/sys/arch/amd64/amd64/vector.S Sat Apr 11 11:56:51 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: vector.S,v 1.73.6.1 2020/04/10 14:41:59 bouyer Exp $ */
+/* $NetBSD: vector.S,v 1.73.6.2 2020/04/11 11:56:51 bouyer Exp $ */
/*
* Copyright (c) 1998, 2007, 2008 The NetBSD Foundation, Inc.
@@ -811,36 +811,23 @@
*/
/* Hypervisor callback */
+
ENTRY(hypervisor_callback)
movq (%rsp),%rcx
movq 8(%rsp),%r11
addq $16,%rsp
- pushq $0 /* Dummy error code */
- pushq $T_ASTFLT
- INTRENTRY
- /* sti?? */
- movq %rsp,%rdi
- subq $8,%rdi; /* don't forget if_ppl */
- call do_hypervisor_callback
- testb $SEL_RPL,TF_CS(%rsp)
- jnz doreti_checkast
-1:
- INTRFASTEXIT
-END(hypervisor_callback)
-
IDTVEC(hypervisor_pvhvm_callback)
pushq $0 /* Dummy error code */
pushq $T_ASTFLT
INTRENTRY
movl CPUVAR(ILEVEL),%edi
pushq %rdi /* for Xdoreti */
- /* sti?? */
movq %rsp,%rdi
- subq $8,%rdi; /* don't forget if_ppl */
call do_hypervisor_callback
incl CPUVAR(IDEPTH)
jmp _C_LABEL(Xdoreti)
IDTVEC_END(hypervisor_pvhvm_callback)
+END(hypervisor_callback)
#endif /* XEN */
#ifdef XENPV
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