From 751e2f0698c284b4924d83ec63fa4e834bf4c80d Mon Sep 17 00:00:00 2001
From: Pavel Butsykin <pbutsykin@virtuozzo.com>
Date: Fri, 22 Jul 2016 11:17:41 +0300
Subject: block: Convert bdrv_pwrite_compressed() to BdrvChild

Signed-off-by: Pavel Butsykin <pbutsykin@virtuozzo.com>
Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
CC: Jeff Cody <jcody@redhat.com>
CC: Markus Armbruster <armbru@redhat.com>
CC: Eric Blake <eblake@redhat.com>
CC: John Snow <jsnow@redhat.com>
CC: Stefan Hajnoczi <stefanha@redhat.com>
CC: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/block-backend.c | 2 +-
 block/io.c            | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

(limited to 'block')

diff --git a/block/block-backend.c b/block/block-backend.c
index 4c704a134f..76ea45955f 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -1493,7 +1493,7 @@ int blk_pwrite_compressed(BlockBackend *blk, int64_t offset, const void *buf,
         return ret;
     }
 
-    return bdrv_pwrite_compressed(blk_bs(blk), offset, buf, count);
+    return bdrv_pwrite_compressed(blk->root, offset, buf, count);
 }
 
 int blk_truncate(BlockBackend *blk, int64_t offset)
diff --git a/block/io.c b/block/io.c
index da874d0f19..c528fead1b 100644
--- a/block/io.c
+++ b/block/io.c
@@ -1868,9 +1868,10 @@ int bdrv_is_allocated_above(BlockDriverState *top,
     return 0;
 }
 
-int bdrv_pwrite_compressed(BlockDriverState *bs, int64_t offset,
+int bdrv_pwrite_compressed(BdrvChild *child, int64_t offset,
                            const void *buf, int bytes)
 {
+    BlockDriverState *bs = child->bs;
     BlockDriver *drv = bs->drv;
     int ret;
 
-- 
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