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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:05:57 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:08:55 -0800
commit815d5ec86eb8d5f57e5e4aa147bd1fb6338c58ac (patch)
treefe2e78f38963c0de63e032ec84b25a56ce963bd1 /include/asm-arm
parente7c1b32fd354c34c4dceb1736a485bc5d91f7c43 (diff)
[PATCH] arm: 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-arm')
-rw-r--r--include/asm-arm/processor.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/asm-arm/processor.h b/include/asm-arm/processor.h
index 7d4118e0905..fb5877e5a39 100644
--- a/include/asm-arm/processor.h
+++ b/include/asm-arm/processor.h
@@ -85,9 +85,11 @@ unsigned long get_wchan(struct task_struct *p);
*/
extern int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
-#define KSTK_REGS(tsk) (((struct pt_regs *)(THREAD_START_SP + (unsigned long)(tsk)->thread_info)) - 1)
-#define KSTK_EIP(tsk) KSTK_REGS(tsk)->ARM_pc
-#define KSTK_ESP(tsk) KSTK_REGS(tsk)->ARM_sp
+#define task_pt_regs(p) \
+ ((struct pt_regs *)(THREAD_START_SP + (void *)(p)->thread_info) - 1)
+
+#define KSTK_EIP(tsk) task_pt_regs(tsk)->ARM_pc
+#define KSTK_ESP(tsk) task_pt_regs(tsk)->ARM_sp
/*
* Prefetching support - only ARMv5.