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[Qemu-devel] [PULL 27/29] vmdk: Use bdrv_nb_sectors() where sectors, not


From: Kevin Wolf
Subject: [Qemu-devel] [PULL 27/29] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted
Date: Fri, 22 Aug 2014 16:51:51 +0200

From: Markus Armbruster <address@hidden>

Instead of bdrv_getlength().

Commit 57322b7 did this all over block, but one more bdrv_getlength()
has crept in since.

Signed-off-by: Markus Armbruster <address@hidden>
Reviewed-by: Fam Zheng <address@hidden>
Reviewed-by: BenoƮt Canet <address@hidden>
Signed-off-by: Kevin Wolf <address@hidden>
---
 block/vmdk.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/block/vmdk.c b/block/vmdk.c
index f000d2a..07cb62c 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -397,7 +397,7 @@ static int vmdk_add_extent(BlockDriverState *bs,
 {
     VmdkExtent *extent;
     BDRVVmdkState *s = bs->opaque;
-    int64_t length;
+    int64_t nb_sectors;
 
     if (cluster_sectors > 0x200000) {
         /* 0x200000 * 512Bytes = 1GB for one cluster is unrealistic */
@@ -413,9 +413,9 @@ static int vmdk_add_extent(BlockDriverState *bs,
         return -EFBIG;
     }
 
-    length = bdrv_getlength(file);
-    if (length < 0) {
-        return length;
+    nb_sectors = bdrv_nb_sectors(file);
+    if (nb_sectors < 0) {
+        return nb_sectors;
     }
 
     s->extents = g_renew(VmdkExtent, s->extents, s->num_extents + 1);
@@ -432,8 +432,7 @@ static int vmdk_add_extent(BlockDriverState *bs,
     extent->l1_entry_sectors = l2_size * cluster_sectors;
     extent->l2_size = l2_size;
     extent->cluster_sectors = flat ? sectors : cluster_sectors;
-    extent->next_cluster_sector =
-        ROUND_UP(DIV_ROUND_UP(length, BDRV_SECTOR_SIZE), cluster_sectors);
+    extent->next_cluster_sector = ROUND_UP(nb_sectors, cluster_sectors);
 
     if (s->num_extents > 1) {
         extent->end_sector = (*(extent - 1)).end_sector + extent->sectors;
-- 
1.8.3.1




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