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From: "Joerg Roedel" <joerg.roedel@amd.com>
To: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com
Cc: linux-kernel@vger.kernel.org, "Joerg Roedel" <joerg.roedel@amd.com>
Subject: [PATCH 3/3] x86_64: use __PAGE_KERNEL_EXEC in ioremap_64.c
Date: Sun,  2 Dec 2007 14:21:21 +0100	[thread overview]
Message-ID: <11966016811238-git-send-email-joerg.roedel@amd.com> (raw)
In-Reply-To: <11966016811565-git-send-email-joerg.roedel@amd.com>

This patch replaces the manual permission setup for pages in ioremap_64.c with
the pre-defined __PAGE_KERNEL_EXEC value.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
 arch/x86/mm/ioremap_64.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/arch/x86/mm/ioremap_64.c b/arch/x86/mm/ioremap_64.c
index 6cac90a..9a67fc6 100644
--- a/arch/x86/mm/ioremap_64.c
+++ b/arch/x86/mm/ioremap_64.c
@@ -103,8 +103,7 @@ void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned l
 	}
 #endif
 
-	pgprot = __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_GLOBAL
-			  | _PAGE_DIRTY | _PAGE_ACCESSED | flags);
+	pgprot = __pgprot(__PAGE_KERNEL_EXEC | _PAGE_GLOBAL | flags);
 	/*
 	 * Mappings have to be page-aligned
 	 */
-- 
1.5.2.5




  parent reply	other threads:[~2007-12-02 13:21 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-02 13:21 [PATCH 0/3] x86_64: some minor paging cleanups Joerg Roedel
2007-12-02 13:21 ` [PATCH 1/3] x86_64: define all _PAGE_* in terms of _PAGE_BIT_* Joerg Roedel
2007-12-04 12:36   ` Ingo Molnar
2007-12-04 12:38   ` Ingo Molnar
2007-12-04 15:06     ` Joerg Roedel
2007-12-04 21:07       ` Ingo Molnar
2007-12-05 10:52         ` Joerg Roedel
2007-12-05 11:27           ` Ingo Molnar
2007-12-05 11:42             ` Joerg Roedel
2007-12-05 12:30               ` Ingo Molnar
2007-12-05 14:40                 ` [PATCH] x86_64: some whitespace cleanups in paging code Joerg Roedel
2007-12-05 14:51                   ` Ingo Molnar
2007-12-05 16:37                   ` Heiko Carstens
2007-12-05 17:24                     ` Joerg Roedel
2007-12-02 13:21 ` [PATCH 2/3] x86_64: use __PAGE_KERNEL* instead of _KERNPG_TABLE for 2MB PTEs in memory initialization Joerg Roedel
2007-12-02 13:21 ` Joerg Roedel [this message]
2007-12-04 15:23 [PATCH 0/3] x86_64: some minor paging cleanups Joerg Roedel
2007-12-04 15:23 ` [PATCH 3/3] x86_64: use __PAGE_KERNEL_EXEC in ioremap_64.c Joerg Roedel

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