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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:06:07 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:08:58 -0800
commit40bc9c671a9f0a5189c07a2b4280aec9b40e30cd (patch)
treeb44709dbe0a5f825f6fc0a0e0bfeac1028d8c443 /include/asm-mips/processor.h
parent6450578f32cdca587ae5f148e2118b2fcc36bb11 (diff)
[PATCH] mips: task_pt_regs()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-mips/processor.h')
-rw-r--r--include/asm-mips/processor.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/asm-mips/processor.h b/include/asm-mips/processor.h
index de53055a62a..ab3123ea565 100644
--- a/include/asm-mips/processor.h
+++ b/include/asm-mips/processor.h
@@ -200,11 +200,11 @@ extern void start_thread(struct pt_regs * regs, unsigned long pc, unsigned long
unsigned long get_wchan(struct task_struct *p);
-#define __PT_REG(reg) ((long)&((struct pt_regs *)0)->reg - sizeof(struct pt_regs))
#define __KSTK_TOS(tsk) ((unsigned long)(tsk->thread_info) + THREAD_SIZE - 32)
-#define KSTK_EIP(tsk) (*(unsigned long *)(__KSTK_TOS(tsk) + __PT_REG(cp0_epc)))
-#define KSTK_ESP(tsk) (*(unsigned long *)(__KSTK_TOS(tsk) + __PT_REG(regs[29])))
-#define KSTK_STATUS(tsk) (*(unsigned long *)(__KSTK_TOS(tsk) + __PT_REG(cp0_status)))
+#define task_pt_regs(tsk) ((struct pt_regs *)__KSTK_TOS(tsk) - 1)
+#define KSTK_EIP(tsk) (task_pt_regs(tsk)->cp0_epc)
+#define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[29])
+#define KSTK_STATUS(tsk) (task_pt_regs(tsk)->cp0_status)
#define cpu_relax() barrier()