From: Petr Tesarik <ptesarik@suse.com>
To: Huacai Chen <chenhuacai@kernel.org>,
WANG Xuerui <kernel@xen0n.name>,
Guo Weikang <guoweikang.kernel@gmail.com>
Cc: "Mike Rapoport (Microsoft)" <rppt@kernel.org>,
Bibo Mao <maobibo@loongson.cn>,
loongarch@lists.linux.dev, linux-kernel@vger.kernel.org,
Petr Tesarik <ptesarik@suse.com>
Subject: [PATCH] LoongArch: Remove a bogus reference to ZONE_DMA
Date: Thu, 3 Apr 2025 16:11:25 +0200 [thread overview]
Message-ID: <20250403141125.271047-1-ptesarik@suse.com> (raw)
Remove dead code. LoongArch does not have a DMA memory zone. The
architecture does not even define MAX_DMA_PFN.
Signed-off-by: Petr Tesarik <ptesarik@suse.com>
---
arch/loongarch/mm/init.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/arch/loongarch/mm/init.c b/arch/loongarch/mm/init.c
index ca5aa5f46a9f..7fab370efa74 100644
--- a/arch/loongarch/mm/init.c
+++ b/arch/loongarch/mm/init.c
@@ -65,9 +65,6 @@ void __init paging_init(void)
{
unsigned long max_zone_pfns[MAX_NR_ZONES];
-#ifdef CONFIG_ZONE_DMA
- max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
-#endif
#ifdef CONFIG_ZONE_DMA32
max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
#endif
--
2.48.1
next reply other threads:[~2025-04-03 14:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-03 14:11 Petr Tesarik [this message]
2025-04-03 14:14 ` Mike Rapoport
2025-04-26 10:11 ` Huacai Chen
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