[Xen-devel] [PATCH] libxl: avoid bringing up vcpus already online

[Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx>]

Avoid sending duplicated qmp commands and eliminate the confusing error
messages like "Unable to add CPU: 0, it already exists".

Signed-off-by: Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx>
---
 tools/libxl/libxl.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index f7961f6..d040e5c 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -5450,7 +5450,7 @@ static int libxl__set_vcpuonline_qmp(libxl__gc *gc, 
uint32_t domid,
         LOGE(ERROR, "getting domain info list");
         return ERROR_FAIL;
     }
-    for (i = 0; i <= info.vcpu_max_id; i++) {
+    for (i = info.vcpu_online; i <= info.vcpu_max_id; i++) {
         if (libxl_bitmap_test(cpumap, i)) {
             /* Return value is ignore because it does not tell anything useful
              * on the completion of the command.
-- 
1.7.9.5


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