[Xen-devel] [PATCH RFC 10/14] libxl: If xc_domain_add_to_physmap fails, include errno value

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

Instead of just the return value.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
---
 tools/libxc/xc_dom_x86.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/tools/libxc/xc_dom_x86.c b/tools/libxc/xc_dom_x86.c
index bf06fe4..20e379c 100644
--- a/tools/libxc/xc_dom_x86.c
+++ b/tools/libxc/xc_dom_x86.c
@@ -865,7 +865,8 @@ static int map_grant_table_frames(struct xc_dom_image *dom)
             }
             xc_dom_panic(dom->xch, XC_INTERNAL_ERROR,
                          "%s: mapping grant tables failed " "(pfn=0x%" PRIpfn
-                         ", rc=%d)", __FUNCTION__, dom->total_pages + i, rc);
+                         ", rc=%d, errno=%d)", __FUNCTION__,
+                         dom->total_pages + i, rc ,errno);
             return rc;
         }
     }
@@ -918,8 +919,8 @@ int arch_setup_bootlate(struct xc_dom_image *dom)
         if ( rc != 0 )
         {
             xc_dom_panic(dom->xch, XC_INTERNAL_ERROR, "%s: mapping"
-                         " shared_info failed (pfn=0x%" PRIpfn ", rc=%d)",
-                         __FUNCTION__, dom->shared_info_pfn, rc);
+                         " shared_info failed (pfn=0x%" PRIpfn ", rc=%d, 
errno: %d)",
+                         __FUNCTION__, dom->shared_info_pfn, rc, errno);
             return rc;
         }
 
-- 
2.1.0


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