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From: xiaoshoukui <xiaoshoukui@gmail.com>
To: dsterba@suse.cz
Cc: clm@fb.com, dsterba@suse.com, josef@toxicpanda.com,
	linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
	xiaoshoukui@gmail.com, xiaoshoukui@ruijie.com.cn
Subject: Re: [PATCH] btrfs: fix BUG_ON condition in btrfs_cancel_balance
Date: Thu, 17 Aug 2023 23:02:39 -0400	[thread overview]
Message-ID: <20230818030239.39524-1-xiaoshoukui@gmail.com> (raw)
In-Reply-To: <20230817121135.GL2420@twin.jikos.cz>

> Seems that it's from times the balance was not cancellable the same way
> as now. Also it's a good time to switch the BUG_ON to an assertion or
> handle it properly.

That's the point. Canceling the balance only takes into account the normal scenarios.
Replacing the BUG ON here with an assertion would make the code cleaner.

> I'll change to to ASSERT, this is really to verify that the state
> tracking works properly.

The ASSERT and BUG ON macros have already helped us uncover many hidden issues. 

      reply	other threads:[~2023-08-18  3:03 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-15  6:55 [PATCH] btrfs: fix BUG_ON condition in btrfs_cancel_balance xiaoshoukui
2023-08-17 12:11 ` David Sterba
2023-08-18  3:02   ` xiaoshoukui [this message]

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