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authorAl Viro <viro@parcelfarce.linux.theplanet.co.uk>2005-11-13 16:06:58 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-13 18:14:14 -0800
commitabd03753bd1532c05eb13231569a5257b007e29c (patch)
tree339e8c12169a2d04ba209f0bc8902859e6596bbf /include
parentf037360f2ed111fe89a8f5cb6ba351f4e9934e53 (diff)
[PATCH] m68k: m68k-specific thread_info changes
a) added embedded thread_info [m68k processor.h] b) added missing symbols in asm-offsets.c c) task_thread_info() and friends in asm-m68k/thread_info.h d) made m68k thread_info.h included by m68k processor.h, not the other way round. Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk> Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-m68k/processor.h2
-rw-r--r--include/asm-m68k/thread_info.h14
2 files changed, 12 insertions, 4 deletions
diff --git a/include/asm-m68k/processor.h b/include/asm-m68k/processor.h
index df1575db32a..84b4b26df04 100644
--- a/include/asm-m68k/processor.h
+++ b/include/asm-m68k/processor.h
@@ -14,6 +14,7 @@
#define current_text_addr() ({ __label__ _l; _l: &&_l;})
#include <linux/config.h>
+#include <linux/thread_info.h>
#include <asm/segment.h>
#include <asm/fpu.h>
#include <asm/ptrace.h>
@@ -79,6 +80,7 @@ struct thread_struct {
unsigned long fpcntl[3]; /* fp control regs */
unsigned char fpstate[FPSTATESIZE]; /* floating point state */
struct task_work work;
+ struct thread_info info;
};
#define INIT_THREAD { \
diff --git a/include/asm-m68k/thread_info.h b/include/asm-m68k/thread_info.h
index 2aed24f6fd2..4fdbf55f95e 100644
--- a/include/asm-m68k/thread_info.h
+++ b/include/asm-m68k/thread_info.h
@@ -2,7 +2,6 @@
#define _ASM_M68K_THREAD_INFO_H
#include <asm/types.h>
-#include <asm/processor.h>
#include <asm/page.h>
struct thread_info {
@@ -35,14 +34,21 @@ struct thread_info {
#define free_thread_info(ti) free_pages((unsigned long)(ti),1)
#endif /* PAGE_SHIFT == 13 */
-//#define init_thread_info (init_task.thread.info)
+#define init_thread_info (init_task.thread.info)
#define init_stack (init_thread_union.stack)
-#define current_thread_info() (current->thread_info)
-
+#define task_thread_info(tsk) (&(tsk)->thread.info)
+#define current_thread_info() task_thread_info(current)
#define __HAVE_THREAD_FUNCTIONS
+#define setup_thread_stack(p, org) ({ \
+ *(struct task_struct **)(p)->thread_info = (p); \
+ task_thread_info(p)->task = (p); \
+})
+
+#define end_of_stack(p) ((unsigned long *)(p)->thread_info + 1)
+
#define TIF_SYSCALL_TRACE 0 /* syscall trace active */
#define TIF_DELAYED_TRACE 1 /* single step a syscall */
#define TIF_NOTIFY_RESUME 2 /* resumption notification requested */