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From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	alexjlzheng@gmail.com, chandan.babu@oracle.com,
	djwong@kernel.org, linux-kernel@vger.kernel.org,
	linux-xfs@vger.kernel.org, alexjlzheng@tencent.com
Subject: Re: [PATCH v3 2/2] xfs: make xfs_log_iovec independent from xfs_log_vec and free it early
Date: Tue, 2 Jul 2024 22:14:37 -0700	[thread overview]
Message-ID: <ZoTePWuRKxHXofGF@infradead.org> (raw)
In-Reply-To: <ZoSQ5BAhpwoYN4Dz@dread.disaster.area>

On Wed, Jul 03, 2024 at 09:44:36AM +1000, Dave Chinner wrote:
> Ah, ok, my bad. I missed that because the xfs_log_iovec is not the
> data buffer - it is specifically just the iovec array that indexes
> the data buffer. Everything in the commit message references the
> xfs_log_iovec, and makes no mention of the actual logged metadata
> that is being stored, and I didn't catch that the submitter was
> using xfs_log_iovec to mean something different to what I understand
> it to be from looking at the code. That's why I take the time to
> explain my reasoning - so that people aren't in any doubt about how
> I interpretted the changes and can easily point out where I've gone
> wrong. :) 

And throw in the xfs_log_vec vs xfs_log_iovec naming that keeps
confusing me after all these years..


      reply	other threads:[~2024-07-03  5:14 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-26  4:49 [PATCH v3 0/2] Separate xfs_log_vec/iovec to save memory alexjlzheng
2024-06-26  4:49 ` [PATCH v3 1/2] xfs: add xfs_log_vec_cache for separate xfs_log_vec/xfs_log_iovec alexjlzheng
2024-06-26  4:49 ` [PATCH v3 2/2] xfs: make xfs_log_iovec independent from xfs_log_vec and free it early alexjlzheng
2024-07-01  0:51   ` Dave Chinner
2024-07-01  4:49     ` Christoph Hellwig
2024-07-02 23:44       ` Dave Chinner
2024-07-03  5:14         ` Christoph Hellwig [this message]

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