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Re: [PATCH 19/21] block: Mark bdrv_root_unref_child() GRAPH_WRLOCK


From: Emanuele Giuseppe Esposito
Subject: Re: [PATCH 19/21] block: Mark bdrv_root_unref_child() GRAPH_WRLOCK
Date: Mon, 21 Aug 2023 09:35:29 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0


Am 17/08/2023 um 14:50 schrieb Kevin Wolf:
> Instead of taking the writer lock internally, require callers to already
> hold it when calling bdrv_root_unref_child(). These callers will
> typically already hold the graph lock once the locking work is
> completed, which means that they can't call functions that take it
> internally.
> 
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>

Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>




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