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Re: [Qemu-devel] [PATCH 10/54] vvfat: Use opened node as backing file
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH 10/54] vvfat: Use opened node as backing file |
Date: |
Thu, 23 Feb 2017 19:49:56 +0800 |
User-agent: |
Mutt/1.7.1 (2016-10-04) |
On Tue, 02/21 15:58, Kevin Wolf wrote:
> - backing = bdrv_new();
> + backing = bdrv_new_open_driver(&vvfat_write_target, NULL,
> BDRV_O_ALLOW_RDWR,
> + &error_abort);
> + *(void**) backing->opaque = s;
Could be simply "backing->opaque = s".
> +
> bdrv_set_backing_hd(s->bs, backing);
> bdrv_unref(backing);
>
> - s->bs->backing->bs->drv = &vvfat_write_target;
> - s->bs->backing->bs->opaque = g_new(void *, 1);
> - *(void**)s->bs->backing->bs->opaque = s;
> -
> return 0;
>
> err:
> --
> 1.8.3.1
>
Fam
- [Qemu-devel] [PATCH 05/54] block: Attach bs->file only during .bdrv_open(), (continued)
- [Qemu-devel] [PATCH 05/54] block: Attach bs->file only during .bdrv_open(), Kevin Wolf, 2017/02/21
- [Qemu-devel] [PATCH 11/54] tests: Use opened block node for block job tests, Kevin Wolf, 2017/02/21
- [Qemu-devel] [PATCH 08/54] block: Factor out bdrv_open_driver(), Kevin Wolf, 2017/02/21
- [Qemu-devel] [PATCH 09/54] block: Add bdrv_new_open_driver(), Kevin Wolf, 2017/02/21
- [Qemu-devel] [PATCH 10/54] vvfat: Use opened node as backing file, Kevin Wolf, 2017/02/21
- [Qemu-devel] [PATCH 12/54] block: Add op blocker permission constants, Kevin Wolf, 2017/02/21
- [Qemu-devel] [PATCH 13/54] block: Add Error argument to bdrv_attach_child(), Kevin Wolf, 2017/02/21
- [Qemu-devel] [PATCH 16/54] block: Default .bdrv_child_perm() for filter drivers, Kevin Wolf, 2017/02/21