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From: Christoph Hellwig <hch@infradead.org>
To: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
Cc: linux-mm@kvack.org, target-devel@vger.kernel.org,
	linux-scsi@vger.kernel.org, linux-block@vger.kernel.org,
	xuyu@linux.alibaba.com, bostroesser@gmail.com
Subject: Re: [RFC 1/3] mm/memory.c: introduce vm_insert_page(s)_mkspecial
Date: Wed, 23 Mar 2022 09:45:25 -0700	[thread overview]
Message-ID: <YjtOpf1bf0qH87HD@infradead.org> (raw)
In-Reply-To: <20220318095531.15479-2-xiaoguang.wang@linux.alibaba.com>

I relaly don't think we should add this amount of overhead to the
core VM for a (relatively) irrelevant driver.

  reply	other threads:[~2022-03-23 16:45 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-18  9:55 [RFC 0/3] Add zero copy feature for tcmu Xiaoguang Wang
2022-03-18  9:55 ` [RFC 1/3] mm/memory.c: introduce vm_insert_page(s)_mkspecial Xiaoguang Wang
2022-03-23 16:45   ` Christoph Hellwig [this message]
2022-03-24  7:27     ` Xiaoguang Wang
2022-03-18  9:55 ` [RFC 2/3] mm: export zap_page_range() Xiaoguang Wang
2022-03-21 12:01   ` David Hildenbrand
2022-03-22 13:02     ` Xiaoguang Wang
2022-03-22 13:08       ` David Hildenbrand
2022-03-23 13:59         ` Xiaoguang Wang
2022-03-23 16:48         ` Christoph Hellwig
2022-03-23 16:47   ` Christoph Hellwig
2022-03-24  9:16   ` Ming Lei
2022-03-18  9:55 ` [RFC 3/3] scsi: target: tcmu: Support zero copy Xiaoguang Wang
2022-03-22 14:01   ` Bodo Stroesser
2022-03-23 14:33     ` Xiaoguang Wang
2022-03-25  9:06       ` Bodo Stroesser
2022-03-22 12:40 ` [RFC 0/3] Add zero copy feature for tcmu Bodo Stroesser
2022-03-22 13:17   ` Xiaoguang Wang
2022-03-22 14:05     ` Bodo Stroesser

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