[Xen-devel] [PATCH V5 5/5] xen: Set the vram dirty when an error occur.

[Anthony PERARD <anthony.perard@xxxxxxxxxx>]

If the call to xc_hvm_track_dirty_vram() fails, then we set dirtybit on all the
video ram. This case happens during migration.

Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
---
 xen-all.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/xen-all.c b/xen-all.c
index b11542c..e6308be 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -507,7 +507,8 @@ static void xen_sync_dirty_bitmap(XenIOState *state,
                                  bitmap);
     if (rc < 0) {
         if (rc != -ENODATA) {
-            fprintf(stderr, "xen: track_dirty_vram failed (0x" TARGET_FMT_plx
+            memory_region_set_dirty(framebuffer, 0, size);
+            DPRINTF("xen: track_dirty_vram failed (0x" TARGET_FMT_plx
                     ", 0x" TARGET_FMT_plx "): %s\n",
                     start_addr, start_addr + size, strerror(-rc));
         }
-- 
Anthony PERARD


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