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Date: Wed, 1 Jul 2026 12:27:45 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Zi Yan <ziy@nvidia.com>
Cc: Usama Arif <usama.arif@linux.dev>, apopple@nvidia.com, byungchul@sk.com,
 david@kernel.org, gourry@gourry.net, joshua.hahnjy@gmail.com,
 linux-kernel@vger.kernel.org, linux-mm@kvack.org, matthew.brost@intel.com,
 rakie.kim@sk.com, ying.huang@linux.alibaba.com, shakeel.butt@linux.dev,
 hannes@cmpxchg.org, kernel-team@meta.com, sashiko-bot
 <sashiko-bot@kernel.org>
Subject: Re: [PATCH] mm/migrate_device: pin large folios before splitting
Message-Id: <20260701122745.2bfab3347691b658fb93f601@linux-foundation.org>
In-Reply-To: <78C557ED-3CF3-4558-9BA4-C43B30E63F67@nvidia.com>
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On Wed, 01 Jul 2026 13:02:10 -0400 Zi Yan <ziy@nvidia.com> wrote:

> LGTM. Like David said, the comments might not be needed. Thanks.

I like the comments!  They may be uninteresting to those who are
already familiar with these things, but they aren't the target audience.

How are others to become familiar, if not by this?