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Re: [PATCH 11/20] vhdx: Take graph lock for accessing a node's parent li
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From: |
Eric Blake |
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Subject: |
Re: [PATCH 11/20] vhdx: Take graph lock for accessing a node's parent list |
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Date: |
Tue, 25 Apr 2023 16:08:37 -0500 |
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User-agent: |
NeoMutt/20230407 |
On Tue, Apr 25, 2023 at 07:31:49PM +0200, Kevin Wolf wrote:
> This adds GRAPH_RDLOCK annotations to declare that functions accessing
> the parent list of a node need to hold a reader lock for the graph. As
> it happens, they already do.
>
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> ---
> block/vhdx.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
Reviewed-by: Eric Blake <eblake@redhat.com>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
- Re: [PATCH 06/20] graph-lock: Add GRAPH_UNLOCKED(_PTR), (continued)
- [PATCH 10/20] nbd: Mark nbd_co_do_establish_connection() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- [PATCH 05/20] test-bdrv-drain: Don't modify the graph in coroutines, Kevin Wolf, 2023/04/25
- [PATCH 07/20] graph-lock: Fix GRAPH_RDLOCK_GUARD*() to be reader lock, Kevin Wolf, 2023/04/25
- [PATCH 15/20] block: Mark bdrv_co_debug_event() GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- [PATCH 11/20] vhdx: Take graph lock for accessing a node's parent list, Kevin Wolf, 2023/04/25
- Re: [PATCH 11/20] vhdx: Take graph lock for accessing a node's parent list,
Eric Blake <=
- [PATCH 13/20] block: Mark bdrv_co_get_allocated_file_size() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- [PATCH 14/20] block: Mark bdrv_co_get_info() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- [PATCH 08/20] block: .bdrv_open is non-coroutine and unlocked, Kevin Wolf, 2023/04/25
- [PATCH 09/20] nbd: Remove nbd_co_flush() wrapper function, Kevin Wolf, 2023/04/25
- [PATCH 12/20] mirror: Take graph lock for accessing a node's parent list, Kevin Wolf, 2023/04/25