The model(small) attribute is not supported by gcc 4.X. The tests
will always be negative today.
Cc: linux-ia64@xxxxxxxxxxxxxxx
Cc: tony.luck@xxxxxxxxx
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
---
arch/ia64/scripts/check-model.c | 1 -
arch/ia64/scripts/toolchain-flags | 6 ------
include/asm-ia64/percpu.h | 12 +++---------
3 files changed, 3 insertions(+), 16 deletions(-)
Index: linux-2.6/include/asm-ia64/percpu.h
===================================================================
--- linux-2.6.orig/include/asm-ia64/percpu.h 2007-11-22 15:55:47.634454755 -0800
+++ linux-2.6/include/asm-ia64/percpu.h 2007-11-22 15:56:15.974704716 -0800
@@ -15,24 +15,18 @@
#include <linux/threads.h>
-#ifdef HAVE_MODEL_SMALL_ATTRIBUTE
-# define __SMALL_ADDR_AREA __attribute__((__model__ (__small__)))
-#else
-# define __SMALL_ADDR_AREA
-#endif
-
#define DECLARE_PER_CPU(type, name) \
- extern __SMALL_ADDR_AREA __typeof__(type) per_cpu__##name
+ extern __typeof__(type) per_cpu__##name
/* Separate out the type, so (int[3], foo) works. */
#define DEFINE_PER_CPU(type, name) \
__attribute__((__section__(".data.percpu"))) \
- __SMALL_ADDR_AREA __typeof__(type) per_cpu__##name
+ __typeof__(type) per_cpu__##name
#ifdef CONFIG_SMP
#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \
__attribute__((__section__(".data.percpu.shared_aligned"))) \
- __SMALL_ADDR_AREA __typeof__(type) per_cpu__##name \
+ __typeof__(type) per_cpu__##name \
____cacheline_aligned_in_smp
#else
#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \
Index: linux-2.6/arch/ia64/scripts/check-model.c
===================================================================
--- linux-2.6.orig/arch/ia64/scripts/check-model.c 2007-11-22 15:56:40.890455063 -0800
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1 +0,0 @@
-int __attribute__ ((__model__ (__small__))) x;
Index: linux-2.6/arch/ia64/scripts/toolchain-flags
===================================================================
--- linux-2.6.orig/arch/ia64/scripts/toolchain-flags 2007-11-22 15:57:07.329204964 -0800
+++ linux-2.6/arch/ia64/scripts/toolchain-flags 2007-11-22 15:57:27.229018356 -0800
@@ -35,12 +35,6 @@ if [ $res -eq 0 ]; then
CPPFLAGS="$CPPFLAGS -DHAVE_WORKING_TEXT_ALIGN"
fi
-if ! $CC -c $dir/check-model.c -o $out 2>&1 | grep __model__ | grep -q attrib
-then
- CPPFLAGS="$CPPFLAGS -DHAVE_MODEL_SMALL_ATTRIBUTE"
-fi
-rm -f $out
-
# Check whether assembler supports .serialize.{data,instruction} directive.
$CC -c $dir/check-serialize.S -o $out 2>/dev/null
--
-
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