linux-kernel - [PATCH 1/2] arm: remove ioremap

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Message-Id: <20240328084831.2955605-2-hch@lst.de>
Date: Thu, 28 Mar 2024 09:48:30 +0100
From: Christoph Hellwig <hch@....de>
To: Russell King <linux@...linux.org.uk>
Cc: linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] arm: remove ioremap_page

ioremap_page isn't used anywhere, remove it.

Signed-off-by: Christoph Hellwig <hch@....de>
---
 arch/arm/include/asm/mach/map.h | 5 -----
 arch/arm/mm/ioremap.c           | 8 --------
 2 files changed, 13 deletions(-)

diff --git a/arch/arm/include/asm/mach/map.h b/arch/arm/include/asm/mach/map.h
index 2b8970d8e5a2ff..03f456cb53644f 100644
--- a/arch/arm/include/asm/mach/map.h
+++ b/arch/arm/include/asm/mach/map.h
@@ -52,11 +52,6 @@ static inline void debug_ll_io_init(void) {}
 
 struct mem_type;
 extern const struct mem_type *get_mem_type(unsigned int type);
-/*
- * external interface to remap single page with appropriate type
- */
-extern int ioremap_page(unsigned long virt, unsigned long phys,
-			const struct mem_type *mtype);
 #else
 #define iotable_init(map,num)	do { } while (0)
 #define vm_reserve_area_early(a,s,c)	do { } while (0)
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 794cfea9f9d4c8..6debe27b3a72fb 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -107,14 +107,6 @@ void __init add_static_vm_early(struct static_vm *svm)
 	list_add_tail(&svm->list, &curr_svm->list);
 }
 
-int ioremap_page(unsigned long virt, unsigned long phys,
-		 const struct mem_type *mtype)
-{
-	return vmap_page_range(virt, virt + PAGE_SIZE, phys,
-			       __pgprot(mtype->prot_pte));
-}
-EXPORT_SYMBOL(ioremap_page);
-
 void __check_vmalloc_seq(struct mm_struct *mm)
 {
 	int seq;
-- 
2.39.2