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[Qemu-block] [PATCH v8 11/15] vmdk: Return extent's file in bdrv_get_blo


From: Fam Zheng
Subject: [Qemu-block] [PATCH v8 11/15] vmdk: Return extent's file in bdrv_get_block_status
Date: Mon, 25 Jan 2016 10:44:43 +0800

Signed-off-by: Fam Zheng <address@hidden>
Reviewed-by: Max Reitz <address@hidden>
---
 block/vmdk.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/block/vmdk.c b/block/vmdk.c
index e1d3e27..f8f7fcf 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -1274,6 +1274,7 @@ static int64_t coroutine_fn 
vmdk_co_get_block_status(BlockDriverState *bs,
                              0, 0);
     qemu_co_mutex_unlock(&s->lock);
 
+    index_in_cluster = vmdk_find_index_in_cluster(extent, sector_num);
     switch (ret) {
     case VMDK_ERROR:
         ret = -EIO;
@@ -1286,14 +1287,15 @@ static int64_t coroutine_fn 
vmdk_co_get_block_status(BlockDriverState *bs,
         break;
     case VMDK_OK:
         ret = BDRV_BLOCK_DATA;
-        if (extent->file == bs->file && !extent->compressed) {
-            ret |= BDRV_BLOCK_OFFSET_VALID | offset;
+        if (!extent->compressed) {
+            ret |= BDRV_BLOCK_OFFSET_VALID;
+            ret |= (offset + (index_in_cluster << BDRV_SECTOR_BITS))
+                    & BDRV_BLOCK_OFFSET_MASK;
         }
-
+        *file = extent->file->bs;
         break;
     }
 
-    index_in_cluster = vmdk_find_index_in_cluster(extent, sector_num);
     n = extent->cluster_sectors - index_in_cluster;
     if (n > nb_sectors) {
         n = nb_sectors;
-- 
2.4.3




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