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Diffstat (limited to 'arch/mips/include/asm/processor.h')
-rw-r--r--arch/mips/include/asm/processor.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h
index 5d33b727acf..0d629bb93cb 100644
--- a/arch/mips/include/asm/processor.h
+++ b/arch/mips/include/asm/processor.h
@@ -34,6 +34,11 @@ extern void (*cpu_wait)(void);
extern unsigned int vced_count, vcei_count;
/*
+ * MIPS does have an arch_pick_mmap_layout()
+ */
+#define HAVE_ARCH_PICK_MMAP_LAYOUT 1
+
+/*
* A special page (the vdso) is mapped into all processes at the very
* top of the virtual memory space.
*/
@@ -52,6 +57,9 @@ extern unsigned int vced_count, vcei_count;
* space during mmap's.
*/
#define TASK_UNMAPPED_BASE ((TASK_SIZE / 3) & ~(PAGE_SIZE))
+
+#define TASK_IS_32BIT_ADDR 1
+
#endif
#ifdef CONFIG_64BIT
@@ -77,6 +85,9 @@ extern unsigned int vced_count, vcei_count;
PAGE_ALIGN(TASK_SIZE32 / 3) : PAGE_ALIGN(TASK_SIZE / 3))
#define TASK_SIZE_OF(tsk) \
(test_tsk_thread_flag(tsk, TIF_32BIT_ADDR) ? TASK_SIZE32 : TASK_SIZE)
+
+#define TASK_IS_32BIT_ADDR test_thread_flag(TIF_32BIT_ADDR)
+
#endif
#ifdef __KERNEL__
@@ -218,7 +229,6 @@ struct thread_struct {
unsigned long cp0_badvaddr; /* Last user fault */
unsigned long cp0_baduaddr; /* Last kernel fault accessing USEG */
unsigned long error_code;
- unsigned long trap_no;
unsigned long irix_trampoline; /* Wheee... */
unsigned long irix_oldctx;
#ifdef CONFIG_CPU_CAVIUM_OCTEON
@@ -290,7 +300,6 @@ struct thread_struct {
.cp0_badvaddr = 0, \
.cp0_baduaddr = 0, \
.error_code = 0, \
- .trap_no = 0, \
.irix_trampoline = 0, \
.irix_oldctx = 0, \
/* \