From 9d3392a0ac38464aa007f236bc65f19b68a3b538 Mon Sep 17 00:00:00 2001 From: Nicolas Saenz Julienne Date: Thu, 4 Mar 2021 09:53:20 +0800 Subject: [PATCH] mm: Remove examples from enum zone_type comment MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit mainline inclusion from mainline-5.11-rc1 commit 04435217f96869ac3a8f055ff68c5237a60bcd7e category: bugfix bugzilla: 50423 CVE: NA --------------------------------------------- We can't really list every setup in common code. On top of that they are unlikely to stay true for long as things change in the arch trees independently of this comment. Suggested-by: Christoph Hellwig Signed-off-by: Nicolas Saenz Julienne Reviewed-by: Christoph Hellwig Link: https://lore.kernel.org/r/20201119175400.9995-8-nsaenzjulienne@suse.de Signed-off-by: Catalin Marinas Signed-off-by: Jing Xiangfeng Reviewed-by: Kefeng  Wang Signed-off-by: Zheng Zengkai --- include/linux/mmzone.h | 20 -------------------- 1 file changed, 20 deletions(-) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index fb3bf696c05e..9d0c454d23cd 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -354,26 +354,6 @@ enum zone_type { * DMA mask is assumed when ZONE_DMA32 is defined. Some 64-bit * platforms may need both zones as they support peripherals with * different DMA addressing limitations. - * - * Some examples: - * - * - i386 and x86_64 have a fixed 16M ZONE_DMA and ZONE_DMA32 for the - * rest of the lower 4G. - * - * - arm only uses ZONE_DMA, the size, up to 4G, may vary depending on - * the specific device. - * - * - arm64 has a fixed 1G ZONE_DMA and ZONE_DMA32 for the rest of the - * lower 4G. - * - * - powerpc only uses ZONE_DMA, the size, up to 2G, may vary - * depending on the specific device. - * - * - s390 uses ZONE_DMA fixed to the lower 2G. - * - * - ia64 and riscv only use ZONE_DMA32. - * - * - parisc uses neither. */ #ifdef CONFIG_ZONE_DMA ZONE_DMA, -- GitLab