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authorNicolas Pitre <nico@cam.org>2005-10-17 17:03:19 -0400
committerThomas Gleixner <tglx@mtd.linutronix.de>2005-11-06 17:12:57 -0500
commitfb0258730ad554db531f12fc1c3d5a5234fe52a4 (patch)
tree3a11c374d9a849dfbffe72ce0b529079d95fba68 /include/linux/mtd/xip.h
parentd574504114753f52d8d2a8a0f186d2a5fcd80789 (diff)
[MTD] Don't let gcc inline functions marked __xipram
If they get inlined into non __xipram functions we're screwed. Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/mtd/xip.h')
-rw-r--r--include/linux/mtd/xip.h16
1 files changed, 8 insertions, 8 deletions
diff --git a/include/linux/mtd/xip.h b/include/linux/mtd/xip.h
index 7b7deef6b18..863fa5a1d24 100644
--- a/include/linux/mtd/xip.h
+++ b/include/linux/mtd/xip.h
@@ -12,7 +12,7 @@
12 * it under the terms of the GNU General Public License version 2 as 12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation. 13 * published by the Free Software Foundation.
14 * 14 *
15 * $Id: xip.h,v 1.2 2004/12/01 15:49:10 nico Exp $ 15 * $Id: xip.h,v 1.4 2005/10/17 21:03:16 nico Exp $
16 */ 16 */
17 17
18#ifndef __LINUX_MTD_XIP_H__ 18#ifndef __LINUX_MTD_XIP_H__
@@ -23,19 +23,19 @@
23#ifdef CONFIG_MTD_XIP 23#ifdef CONFIG_MTD_XIP
24 24
25/* 25/*
26 * Function that are modifying the flash state away from array mode must
27 * obviously not be running from flash. The __xipram is therefore marking
28 * those functions so they get relocated to ram.
29 */
30#define __xipram __attribute__ ((__section__ (".data")))
31
32/*
33 * We really don't want gcc to guess anything. 26 * We really don't want gcc to guess anything.
34 * We absolutely _need_ proper inlining. 27 * We absolutely _need_ proper inlining.
35 */ 28 */
36#include <linux/compiler.h> 29#include <linux/compiler.h>
37 30
38/* 31/*
32 * Function that are modifying the flash state away from array mode must
33 * obviously not be running from flash. The __xipram is therefore marking
34 * those functions so they get relocated to ram.
35 */
36#define __xipram noinline __attribute__ ((__section__ (".data")))
37
38/*
39 * Each architecture has to provide the following macros. They must access 39 * Each architecture has to provide the following macros. They must access
40 * the hardware directly and not rely on any other (XIP) functions since they 40 * the hardware directly and not rely on any other (XIP) functions since they
41 * won't be available when used (flash not in array mode). 41 * won't be available when used (flash not in array mode).