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Re: [PATCH v2 17/21] block: Take graph rdlock in bdrv_drop_intermediate(
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [PATCH v2 17/21] block: Take graph rdlock in bdrv_drop_intermediate() |
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Date: |
Tue, 12 Sep 2023 12:49:27 -0400 |
On Mon, Sep 11, 2023 at 11:46:16AM +0200, Kevin Wolf wrote:
> The function reads the parents list, so it needs to hold the graph lock.
>
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
> ---
> block.c | 2 ++
> 1 file changed, 2 insertions(+)
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
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- [PATCH v2 06/21] block-coroutine-wrapper: Add no_co_wrapper_bdrv_wrlock functions, (continued)
- [PATCH v2 06/21] block-coroutine-wrapper: Add no_co_wrapper_bdrv_wrlock functions, Kevin Wolf, 2023/09/11
- [PATCH v2 08/21] block: Mark bdrv_replace_child_noperm() GRAPH_WRLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 07/21] block-coroutine-wrapper: Allow arbitrary parameter names, Kevin Wolf, 2023/09/11
- [PATCH v2 09/21] block: Mark bdrv_replace_child_tran() GRAPH_WRLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 10/21] block: Mark bdrv_attach_child_common() GRAPH_WRLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 11/21] block: Call transaction callbacks with lock held, Kevin Wolf, 2023/09/11
- [PATCH v2 12/21] block: Mark bdrv_attach_child() GRAPH_WRLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 13/21] block: Mark bdrv_parent_perms_conflict() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 14/21] block: Mark bdrv_get_cumulative_perm() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 17/21] block: Take graph rdlock in bdrv_drop_intermediate(), Kevin Wolf, 2023/09/11
- Re: [PATCH v2 17/21] block: Take graph rdlock in bdrv_drop_intermediate(),
Stefan Hajnoczi <=
- [PATCH v2 15/21] block: Mark bdrv_child_perm() GRAPH_RDLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 16/21] block: Mark bdrv_parent_cb_change_media() GRAPH_RDLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 18/21] block: Take graph rdlock in bdrv_change_aio_context(), Kevin Wolf, 2023/09/11
- [PATCH v2 19/21] block: Mark bdrv_root_unref_child() GRAPH_WRLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 20/21] block: Mark bdrv_unref_child() GRAPH_WRLOCK, Kevin Wolf, 2023/09/11
- [PATCH v2 21/21] block: Mark bdrv_add/del_child() and caller GRAPH_WRLOCK, Kevin Wolf, 2023/09/11
- Re: [PATCH v2 00/21] Graph locking part 4 (node management), Stefan Hajnoczi, 2023/09/12