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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 22:28:32 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 22:28:32 +0100 |
| commit | 4b2f8838479eb2abe042e094f7d2cced6d5ea772 (patch) | |
| tree | 5ef3236b354a494c8d71a572896283e44989c696 /arch/arc/include/asm/processor.h | |
| parent | c848791f0336914a3081ea3fe029cf177d81de81 (diff) | |
| parent | 9fd85eb502a78bd812db58bd1f668b2a06ee30a5 (diff) | |
| download | lwn-4b2f8838479eb2abe042e094f7d2cced6d5ea772.tar.gz lwn-4b2f8838479eb2abe042e094f7d2cced6d5ea772.zip | |
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'arch/arc/include/asm/processor.h')
| -rw-r--r-- | arch/arc/include/asm/processor.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h index 4e547296831d..52312cb5dbe2 100644 --- a/arch/arc/include/asm/processor.h +++ b/arch/arc/include/asm/processor.h @@ -47,9 +47,6 @@ struct thread_struct { /* Forward declaration, a strange C thing */ struct task_struct; -/* Return saved PC of a blocked thread */ -unsigned long thread_saved_pc(struct task_struct *t); - #define task_pt_regs(p) \ ((struct pt_regs *)(THREAD_SIZE + (void *)task_stack_page(p)) - 1) @@ -72,18 +69,21 @@ unsigned long thread_saved_pc(struct task_struct *t); #define release_segments(mm) do { } while (0) #define KSTK_EIP(tsk) (task_pt_regs(tsk)->ret) +#define KSTK_ESP(tsk) (task_pt_regs(tsk)->sp) /* * Where abouts of Task's sp, fp, blink when it was last seen in kernel mode. * Look in process.c for details of kernel stack layout */ -#define KSTK_ESP(tsk) (tsk->thread.ksp) +#define TSK_K_ESP(tsk) (tsk->thread.ksp) -#define KSTK_REG(tsk, off) (*((unsigned int *)(KSTK_ESP(tsk) + \ +#define TSK_K_REG(tsk, off) (*((unsigned int *)(TSK_K_ESP(tsk) + \ sizeof(struct callee_regs) + off))) -#define KSTK_BLINK(tsk) KSTK_REG(tsk, 4) -#define KSTK_FP(tsk) KSTK_REG(tsk, 0) +#define TSK_K_BLINK(tsk) TSK_K_REG(tsk, 4) +#define TSK_K_FP(tsk) TSK_K_REG(tsk, 0) + +#define thread_saved_pc(tsk) TSK_K_BLINK(tsk) extern void start_thread(struct pt_regs * regs, unsigned long pc, unsigned long usp); |