[Xen-devel] [PATCH RFC v1 10/74] x86/time: Print a more helpful error when a platform timer can't be found

[Wei Liu <wei.liu2@xxxxxxxxxx>]

From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 xen/arch/x86/time.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/xen/arch/x86/time.c b/xen/arch/x86/time.c
index 2a879502a2..3b654d7b7d 100644
--- a/xen/arch/x86/time.c
+++ b/xen/arch/x86/time.c
@@ -708,7 +708,8 @@ static u64 __init init_platform_timer(void)
         }
     }
 
-    BUG_ON(rc <= 0);
+    if ( rc <= 0 )
+        panic("Unable to find usable platform timer");
 
     printk("Platform timer is %s %s\n",
            freq_string(pts->frequency), pts->name);
-- 
2.11.0


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