[Xen-devel] [PATCH v8 08/20] xenctx: More info on failed to map page.

[Don Slutz <dslutz@xxxxxxxxxxx>]

From: Don Slutz <Don@xxxxxxxxxxxxxxx>

Also output an extra new line since we may be in the middle of output.

Signed-off-by: Don Slutz <Don@xxxxxxxxxxxxxxx>
Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
---
 tools/xentrace/xenctx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/xentrace/xenctx.c b/tools/xentrace/xenctx.c
index 30f8f2c..1637348 100644
--- a/tools/xentrace/xenctx.c
+++ b/tools/xentrace/xenctx.c
@@ -618,7 +618,7 @@ static void *map_page(vcpu_guest_context_any_t *ctx, int 
vcpu, guest_word_t virt
     mapped = xc_map_foreign_range(xenctx.xc_handle, xenctx.domid, 
XC_PAGE_SIZE, PROT_READ, mfn);
 
     if (mapped == NULL) {
-        fprintf(stderr, "failed to map page.\n");
+        fprintf(stderr, "\nfailed to map page for "FMT_32B_WORD".\n", virt);
         return NULL;
     }
 
-- 
1.8.4


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