block: Change bdrv_{pread,pwrite,pwrite_sync}() param order

Swap 'buf' and 'bytes' around for consistency with
bdrv_co_{pread,pwrite}(), and in preparation to implement these
functions using generated_co_wrapper.

Callers were updated using this Coccinelle script:

    @@ expression child, offset, buf, bytes, flags; @@
    - bdrv_pread(child, offset, buf, bytes, flags)
    + bdrv_pread(child, offset, bytes, buf, flags)

    @@ expression child, offset, buf, bytes, flags; @@
    - bdrv_pwrite(child, offset, buf, bytes, flags)
    + bdrv_pwrite(child, offset, bytes, buf, flags)

    @@ expression child, offset, buf, bytes, flags; @@
    - bdrv_pwrite_sync(child, offset, buf, bytes, flags)
    + bdrv_pwrite_sync(child, offset, bytes, buf, flags)

Resulting overly-long lines were then fixed by hand.

Signed-off-by: Alberto Faria <afaria@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Message-Id: <20220609152744.3891847-3-afaria@redhat.com>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/block/qcow2-cache.c b/block/qcow2-cache.c
index e562e00c5c..54b2d5f4de 100644
--- a/block/qcow2-cache.c
+++ b/block/qcow2-cache.c
@@ -223,8 +223,8 @@ static int qcow2_cache_entry_flush(BlockDriverState *bs, Qcow2Cache *c, int i)
         BLKDBG_EVENT(bs->file, BLKDBG_L2_UPDATE);
     }
 
-    ret = bdrv_pwrite(bs->file, c->entries[i].offset,
-                      qcow2_cache_get_table_addr(c, i), c->table_size, 0);
+    ret = bdrv_pwrite(bs->file, c->entries[i].offset, c->table_size,
+                      qcow2_cache_get_table_addr(c, i), 0);
     if (ret < 0) {
         return ret;
     }
@@ -379,8 +379,8 @@ static int qcow2_cache_do_get(BlockDriverState *bs, Qcow2Cache *c,
             BLKDBG_EVENT(bs->file, BLKDBG_L2_LOAD);
         }
 
-        ret = bdrv_pread(bs->file, offset, qcow2_cache_get_table_addr(c, i),
-                         c->table_size, 0);
+        ret = bdrv_pread(bs->file, offset, c->table_size,
+                         qcow2_cache_get_table_addr(c, i), 0);
         if (ret < 0) {
             return ret;
         }