linux-kernel - Re: [PATCH] xfs: make xfs_log_iovec independent from xfs_log

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Date: Tue, 25 Jun 2024 04:34:14 -0700
From: Christoph Hellwig <hch@...radead.org>
To: alexjlzheng@...il.com
Cc: hch@...radead.org, alexjlzheng@...cent.com, chandan.babu@...cle.com,
	david@...morbit.com, djwong@...nel.org,
	linux-kernel@...r.kernel.org, linux-xfs@...r.kernel.org
Subject: Re: [PATCH] xfs: make xfs_log_iovec independent from xfs_log_vec and
 release it early

On Tue, Jun 25, 2024 at 07:24:38PM +0800, alexjlzheng@...il.com wrote:
> I am sorry, but I didn't get your point. May I ask if you could clarify your
> viewpoint more clearly?

The explanation you gave in reply to Darrick should be covered in
the commit log for the patch.  The commit log should also contain
measurement of how much memory this saves and explain why this is a
good trafeoff vs the extra memory allocation.