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Message-Id: <20070322060259.DDB25DE3D7@ozlabs.org>
Date: Thu, 22 Mar 2007 17:01:24 +1100
From: Benjamin Herrenschmidt <benh@...nel.crashing.org>
To: Linux Memory Management <linux-mm@...ck.org>
CC: <linux-kernel@...r.kernel.org>
Subject: [RFC/PATCH 9/15] get_unmapped_area handles MAP_FIXED on x86_64
Signed-off-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
---
arch/x86_64/kernel/sys_x86_64.c | 3 +++
1 file changed, 3 insertions(+)
Index: linux-cell/arch/x86_64/kernel/sys_x86_64.c
===================================================================
--- linux-cell.orig/arch/x86_64/kernel/sys_x86_64.c 2007-03-22 16:10:10.000000000 +1100
+++ linux-cell/arch/x86_64/kernel/sys_x86_64.c 2007-03-22 16:11:06.000000000 +1100
@@ -93,6 +93,9 @@ arch_get_unmapped_area(struct file *filp
unsigned long start_addr;
unsigned long begin, end;
+ if (flags & MAP_FIXED)
+ return addr;
+
find_start_end(flags, &begin, &end);
if (len > end)
-
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