Only allow enabling or disabling all the emulated devices inside of Xen,
right now Xen doesn't support enabling specific emulated devices only.
Signed-off-by: Roger Pau Monné <roger....@citrix.com>
Reviewed-by: Andrew Cooper <andrew.coop...@citrix.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
---
Changes since v7:
- Rework if condition.
Changes since v5:
- Add Andrew Cooper Reviewed-by.
---
xen/arch/x86/domain.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index 3f9e5d2..971c88d 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -532,8 +532,8 @@ int arch_domain_create(struct domain *d, unsigned int
domcr_flags,
d->domain_id, config->emulation_flags);
return -EINVAL;
}
- if ( is_hvm_domain(d) ? (config->emulation_flags != XEN_X86_EMU_ALL)
- : (config->emulation_flags != 0) )
+ if ( config->emulation_flags != 0 &&
+ (!is_hvm_domain(d) || config->emulation_flags != XEN_X86_EMU_ALL)
)
{
printk(XENLOG_G_ERR "d%d: Xen does not allow %s domain creation "
"with the current selection of emulators: %#x\n",
--
1.9.5 (Apple Git-50.3)
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