From: Matthew Wilcox <willy@infradead.org>
To: Zhaoyang Huang <huangzhaoyang@gmail.com>
Cc: "Christian König" <christian.koenig@amd.com>,
"Suren Baghdasaryan" <surenb@google.com>,
"Petr Tesarik" <ptesarik@suse.com>,
"zhaoyang.huang" <zhaoyang.huang@unisoc.com>,
"Andrew Morton" <akpm@linux-foundation.org>,
"David Hildenbrand" <david@redhat.com>,
"Mel Gorman" <mgorman@techsingularity.net>,
"Vlastimil Babka" <vbabka@suse.cz>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Benjamin Gaignard" <benjamin.gaignard@collabora.com>,
"Brian Starkey" <Brian.Starkey@arm.com>,
"John Stultz" <jstultz@google.com>,
"T . J . Mercier" <tjmercier@google.com>,
linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org,
linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, steve.kang@unisoc.com
Subject: Re: [PATCH 2/2] driver: dma-buf: use alloc_pages_bulk_list for order-0 allocation
Date: Wed, 15 Oct 2025 04:21:13 +0100 [thread overview]
Message-ID: <aO8TKQN6ifOSMRSC@casper.infradead.org> (raw)
In-Reply-To: <CAGWkznGnmb=8GgcrfDvY2REHdRZYVXZy=F3thXhK0FaSoiK7tw@mail.gmail.com>
On Wed, Oct 15, 2025 at 09:12:07AM +0800, Zhaoyang Huang wrote:
> > Could be that we need to make this behavior conditional, but somebody would need to come up with some really good arguments to justify the complexity.
> ok, should we use CONFIG_DMA_BUF_BULK_ALLOCATION or a variable
> controlled by sysfs interface?
No. Explain what you're trying to solve, because you haven't yet.
next prev parent reply other threads:[~2025-10-15 3:21 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-14 8:32 [PATCH 0/2] optimization of dma-buf system_heap allocation zhaoyang.huang
2025-10-14 8:32 ` [PATCH 1/2] mm: call back alloc_pages_bulk_list since it is useful zhaoyang.huang
2025-10-14 9:41 ` Petr Tesarik
2025-10-14 12:46 ` Zhaoyang Huang
2025-10-15 12:16 ` David Hildenbrand
2025-10-15 12:35 ` Zhaoyang Huang
2025-10-14 8:32 ` [PATCH 2/2] driver: dma-buf: use alloc_pages_bulk_list for order-0 allocation zhaoyang.huang
2025-10-14 11:59 ` Christian König
2025-10-14 12:44 ` Zhaoyang Huang
2025-10-14 13:04 ` Christian König
2025-10-14 15:10 ` Petr Tesarik
2025-10-14 15:52 ` Christian König
2025-10-15 1:12 ` Zhaoyang Huang
2025-10-15 3:21 ` Matthew Wilcox [this message]
2025-10-15 5:52 ` Zhaoyang Huang
2025-10-15 8:40 ` Petr Tesarik
2025-10-15 9:14 ` Zhaoyang Huang
2025-10-14 12:45 ` Petr Tesarik
2025-10-14 14:06 ` [PATCH 0/2] optimization of dma-buf system_heap allocation Matthew Wilcox
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