[Xen-devel] [PATCH for-next 4/7] x86: add a comment regarding the location of hypervisor_probe

[Wei Liu <wl@xxxxxxx>]

Signed-off-by: Wei Liu <liuwe@xxxxxxxxxxxxx>
---
 xen/arch/x86/setup.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
index cf5a7b8e1e..4aa0af5a12 100644
--- a/xen/arch/x86/setup.c
+++ b/xen/arch/x86/setup.c
@@ -764,6 +764,10 @@ void __init noreturn __start_xen(unsigned long mbi_p)
      * allocing any xenheap structures wanted in lower memory. */
     kexec_early_calculations();
 
+    /*
+     * The probing has to be done _before_ initialising console,
+     * otherwise we couldn't set up Xen's PV console correctly.
+     */
     running_on_hypervisor = hypervisor_probe();
 
     parse_video_info();
-- 
2.20.1


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