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-rw-r--r--arch/tile/include/asm/processor.h2
-rw-r--r--arch/tile/include/asm/thread_info.h5
-rw-r--r--arch/tile/include/asm/traps.h4
3 files changed, 10 insertions, 1 deletions
diff --git a/arch/tile/include/asm/processor.h b/arch/tile/include/asm/processor.h
index e6889474038a..d6b43ddfcc04 100644
--- a/arch/tile/include/asm/processor.h
+++ b/arch/tile/include/asm/processor.h
@@ -215,6 +215,8 @@ static inline void release_thread(struct task_struct *dead_task)
extern int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
+extern int do_work_pending(struct pt_regs *regs, u32 flags);
+
/*
* Return saved (kernel) PC of a blocked thread.
diff --git a/arch/tile/include/asm/thread_info.h b/arch/tile/include/asm/thread_info.h
index 3405b52853b8..bc4f562bd459 100644
--- a/arch/tile/include/asm/thread_info.h
+++ b/arch/tile/include/asm/thread_info.h
@@ -125,6 +125,7 @@ extern void cpu_idle_on_new_stack(struct thread_info *old_ti,
#define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */
#define TIF_SECCOMP 6 /* secure computing */
#define TIF_MEMDIE 7 /* OOM killer at work */
+#define TIF_NOTIFY_RESUME 8 /* callback before returning to user */
#define _TIF_SIGPENDING (1<<TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
@@ -134,10 +135,12 @@ extern void cpu_idle_on_new_stack(struct thread_info *old_ti,
#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
#define _TIF_SECCOMP (1<<TIF_SECCOMP)
#define _TIF_MEMDIE (1<<TIF_MEMDIE)
+#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME)
/* Work to do on any return to user space. */
#define _TIF_ALLWORK_MASK \
- (_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_SINGLESTEP|_TIF_ASYNC_TLB)
+ (_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_SINGLESTEP|\
+ _TIF_ASYNC_TLB|_TIF_NOTIFY_RESUME)
/*
* Thread-synchronous status.
diff --git a/arch/tile/include/asm/traps.h b/arch/tile/include/asm/traps.h
index d06e35f57201..5f20f920f932 100644
--- a/arch/tile/include/asm/traps.h
+++ b/arch/tile/include/asm/traps.h
@@ -15,10 +15,14 @@
#ifndef _ASM_TILE_TRAPS_H
#define _ASM_TILE_TRAPS_H
+#include <arch/chip.h>
+
/* mm/fault.c */
void do_page_fault(struct pt_regs *, int fault_num,
unsigned long address, unsigned long write);
+#if CHIP_HAS_TILE_DMA() || CHIP_HAS_SN_PROC()
void do_async_page_fault(struct pt_regs *);
+#endif
#ifndef __tilegx__
/*