Messages in this thread Patch in this message | | | From | Vineet Gupta <> | Subject | [PATCH v2 06/19] ARC: ioremap: use more commonly used PAGE_KERNEL based uncached flag | Date | Thu, 12 Aug 2021 16:37:40 -0700 |
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and remove the one off uncached definition for ARC
Signed-off-by: Vineet Gupta <vgupta@kernel.org> --- arch/arc/include/asm/pgtable.h | 3 --- arch/arc/mm/ioremap.c | 3 ++- 2 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h index 80b57c14b430..b054c14f8bf6 100644 --- a/arch/arc/include/asm/pgtable.h +++ b/arch/arc/include/asm/pgtable.h @@ -103,9 +103,6 @@ */ #define PAGE_KERNEL __pgprot(_K_PAGE_PERMS | _PAGE_CACHEABLE) -/* ioremap */ -#define PAGE_KERNEL_NO_CACHE __pgprot(_K_PAGE_PERMS) - /* Masks for actual TLB "PD"s */ #define PTE_BITS_IN_PD0 (_PAGE_GLOBAL | _PAGE_PRESENT | _PAGE_HW_SZ) #define PTE_BITS_RWX (_PAGE_EXECUTE | _PAGE_WRITE | _PAGE_READ) diff --git a/arch/arc/mm/ioremap.c b/arch/arc/mm/ioremap.c index 052bbd8b1e5f..0ee75aca6e10 100644 --- a/arch/arc/mm/ioremap.c +++ b/arch/arc/mm/ioremap.c @@ -39,7 +39,8 @@ void __iomem *ioremap(phys_addr_t paddr, unsigned long size) if (arc_uncached_addr_space(paddr)) return (void __iomem *)(u32)paddr; - return ioremap_prot(paddr, size, pgprot_val(PAGE_KERNEL_NO_CACHE)); + return ioremap_prot(paddr, size, + pgprot_val(pgprot_noncached(PAGE_KERNEL))); } EXPORT_SYMBOL(ioremap); -- 2.25.1
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