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authorRalf Baechle <ralf@linux-mips.org>2007-08-13 12:44:41 +0100
committerRalf Baechle <ralf@linux-mips.org>2007-08-27 02:16:56 +0100
commit9975e77df5428a1afff57fd8f76a1bc0bfc247fc (patch)
tree8ebe240bcbec6c17402ab2c69013fa2106157f48 /arch
parentbdd3ede0e11b5bc2d8424f73fb0219b8236d98bb (diff)
[MIPS] Gcc 3.3 build fixes.
Work around gcc 3.3's unability to evaluate that certain expressions indeed are constant. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/mm/init.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index b8cb0dde3af..09d91505b90 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -26,6 +26,7 @@
#include <linux/proc_fs.h>
#include <linux/pfn.h>
+#include <asm/asm-offsets.h>
#include <asm/bootinfo.h>
#include <asm/cachectl.h>
#include <asm/cpu.h>
@@ -498,7 +499,13 @@ unsigned long pgd_current[NR_CPUS];
* different layout ...
*/
#define __page_aligned(order) __attribute__((__aligned__(PAGE_SIZE<<order)))
-pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned(PGD_ORDER);
+
+/*
+ * gcc 3.3 and older have trouble determining that PTRS_PER_PGD and PGD_ORDER
+ * are constants. So we use the variants from asm-offset.h until that gcc
+ * will officially be retired.
+ */
+pgd_t swapper_pg_dir[_PTRS_PER_PGD] __page_aligned(_PGD_ORDER);
#ifdef CONFIG_64BIT
#ifdef MODULE_START
pgd_t module_pg_dir[PTRS_PER_PGD] __page_aligned(PGD_ORDER);