linux-kernel - [PATCH 2/5] um: Serve io_remap_pfn

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Message-Id: <1328574170-2286-2-git-send-email-richard@nod.at>
Date:	Tue,  7 Feb 2012 01:22:47 +0100
From:	Richard Weinberger <richard@....at>
To:	linux-kernel@...r.kernel.org
Cc:	user-mode-linux-devel@...ts.sourceforge.net,
	viro@...iv.linux.org.uk, Artem.Bityutskiy@...ux.intel.com,
	linux-mtd@...ts.infradead.org, Richard Weinberger <richard@....at>
Subject: [PATCH 2/5] um: Serve io_remap_pfn_range()

At some places io_remap_pfn_range() is needed.
UML has to serve it like all other archs do.

Signed-off-by: Richard Weinberger <richard@....at>
---
 arch/um/include/asm/pgtable.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/um/include/asm/pgtable.h b/arch/um/include/asm/pgtable.h
index 41474fb..6a3f984 100644
--- a/arch/um/include/asm/pgtable.h
+++ b/arch/um/include/asm/pgtable.h
@@ -69,6 +69,8 @@ extern unsigned long end_iomem;
 #define PAGE_KERNEL	__pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED)
 #define PAGE_KERNEL_EXEC	__pgprot(__PAGE_KERNEL_EXEC)
 
+#define io_remap_pfn_range	remap_pfn_range
+
 /*
  * The i386 can't do page protection for execute, and considers that the same
  * are read.
-- 
1.7.6

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