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authorDavid Howells <dhowells@redhat.com>2006-07-10 07:44:55 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-10 16:24:22 -0400
commit84e8cd6dbc00b4979e8d1c15c80d91987aeb3417 (patch)
tree5df8103b5e6d414bc39e165655ae8bd5341abd76 /include/asm-frv/ptrace.h
parent6d8c4e3b0150ff537902477ed62f8a8e9e70007b (diff)
[PATCH] FRV: Introduce asm-offsets for FRV arch
Introduce the use of asm-offsets into the FRV architecture. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-frv/ptrace.h')
-rw-r--r--include/asm-frv/ptrace.h12
1 files changed, 2 insertions, 10 deletions
diff --git a/include/asm-frv/ptrace.h b/include/asm-frv/ptrace.h
index b2cce0718e57..7ff525162a72 100644
--- a/include/asm-frv/ptrace.h
+++ b/include/asm-frv/ptrace.h
@@ -62,18 +62,10 @@
62#ifndef __ASSEMBLY__ 62#ifndef __ASSEMBLY__
63 63
64/* 64/*
65 * dedicate GR28; to keeping the a pointer to the current exception frame 65 * we dedicate GR28 to keeping a pointer to the current exception frame
66 * - gr28 is destroyed on entry to the kernel from userspace
66 */ 67 */
67register struct pt_regs *__frame asm("gr28"); 68register struct pt_regs *__frame asm("gr28");
68register struct pt_regs *__debug_frame asm("gr31");
69
70#ifndef container_of
71#define container_of(ptr, type, member) ({ \
72 const typeof( ((type *)0)->member ) *__mptr = (ptr); \
73 (type *)( (char *)__mptr - offsetof(type,member) );})
74#endif
75
76#define __debug_regs container_of(__debug_frame, struct pt_debug_regs, normal_regs)
77 69
78#define user_mode(regs) (!((regs)->psr & PSR_S)) 70#define user_mode(regs) (!((regs)->psr & PSR_S))
79#define instruction_pointer(regs) ((regs)->pc) 71#define instruction_pointer(regs) ((regs)->pc)