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Re: [PATCH 20/20] block: Mark bdrv_refresh_limits() and callers GRAPH_RD
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From: |
Eric Blake |
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Subject: |
Re: [PATCH 20/20] block: Mark bdrv_refresh_limits() and callers GRAPH_RDLOCK |
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Date: |
Tue, 25 Apr 2023 16:23:33 -0500 |
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User-agent: |
NeoMutt/20230407 |
On Tue, Apr 25, 2023 at 07:31:58PM +0200, Kevin Wolf wrote:
> This adds GRAPH_RDLOCK annotations to declare that callers of
> bdrv_refresh_limits() need to hold a reader lock for the graph because
> it accesses the children list of a node.
>
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> ---
> include/block/block-global-state.h | 5 ++++-
> include/block/block_int-common.h | 3 ++-
> block.c | 9 +++++++++
> block/io.c | 1 -
> 4 files changed, 15 insertions(+), 3 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 08/20] block: .bdrv_open is non-coroutine and unlocked, (continued)
- [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
- [PATCH 18/20] block: Mark bdrv_query_block_graph_info() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- [PATCH 19/20] block: Mark bdrv_recurse_can_replace() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- [PATCH 20/20] block: Mark bdrv_refresh_limits() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- Re: [PATCH 20/20] block: Mark bdrv_refresh_limits() and callers GRAPH_RDLOCK,
Eric Blake <=
- [PATCH 17/20] block: Mark bdrv_query_bds_stats() and callers GRAPH_RDLOCK, Kevin Wolf, 2023/04/25
- [PATCH 16/20] block: Mark BlockDriver callbacks for amend job GRAPH_RDLOCK, Kevin Wolf, 2023/04/25