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authorTony Luck <tony.luck@intel.com>2005-09-13 08:50:39 -0700
committerTony Luck <tony.luck@intel.com>2005-09-13 08:50:39 -0700
commit82f1b07b9ad88066c0fa867dd6b32ce43ae7ad22 (patch)
tree26b6b36d0139c7e7d1893aa201b0c6b230a80f1e
parent2f4ba45a75d6383b4a1201169a808ffea416ffa0 (diff)
[IA64] fix circular dependency on generation of asm-offsets.h
Fix? One ugly hack is replaced by a different ugly hack. Signed-off-by: Tony Luck <tony.luck@intel.com>
-rw-r--r--arch/ia64/Makefile12
-rw-r--r--arch/ia64/kernel/asm-offsets.c1
-rw-r--r--include/asm-ia64/ptrace.h2
-rw-r--r--include/asm-ia64/thread_info.h7
4 files changed, 11 insertions, 11 deletions
diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile
index 70f8ed2748d..67932ad5308 100644
--- a/arch/ia64/Makefile
+++ b/arch/ia64/Makefile
@@ -82,17 +82,7 @@ unwcheck: vmlinux
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
-archprepare: include/asm-ia64/.offsets.h.stamp
-
-include/asm-ia64/.offsets.h.stamp:
- mkdir -p include/asm-ia64
- [ -s include/asm-ia64/asm-offsets.h ] \
- || echo "#define IA64_TASK_SIZE 0" > include/asm-ia64/asm-offsets.h
- touch $@
-
-
-
-CLEAN_FILES += vmlinux.gz bootloader include/asm-ia64/.offsets.h.stamp
+CLEAN_FILES += vmlinux.gz bootloader
boot: lib/lib.a vmlinux
$(Q)$(MAKE) $(build)=$(boot) $@
diff --git a/arch/ia64/kernel/asm-offsets.c b/arch/ia64/kernel/asm-offsets.c
index f6a23428934..77225659e96 100644
--- a/arch/ia64/kernel/asm-offsets.c
+++ b/arch/ia64/kernel/asm-offsets.c
@@ -4,6 +4,7 @@
* to extract and format the required data.
*/
+#define ASM_OFFSETS_C 1
#include <linux/config.h>
#include <linux/sched.h>
diff --git a/include/asm-ia64/ptrace.h b/include/asm-ia64/ptrace.h
index fc544929ac3..a79d1a7ecc7 100644
--- a/include/asm-ia64/ptrace.h
+++ b/include/asm-ia64/ptrace.h
@@ -57,7 +57,9 @@
#include <linux/config.h>
#include <asm/fpu.h>
+#ifndef ASM_OFFSETS_C
#include <asm/asm-offsets.h>
+#endif
/*
* Base-2 logarithm of number of pages to allocate per task structure
diff --git a/include/asm-ia64/thread_info.h b/include/asm-ia64/thread_info.h
index cf4a950a0f4..171b2207bde 100644
--- a/include/asm-ia64/thread_info.h
+++ b/include/asm-ia64/thread_info.h
@@ -5,7 +5,9 @@
#ifndef _ASM_IA64_THREAD_INFO_H
#define _ASM_IA64_THREAD_INFO_H
+#ifndef ASM_OFFSETS_C
#include <asm/asm-offsets.h>
+#endif
#include <asm/processor.h>
#include <asm/ptrace.h>
@@ -51,9 +53,14 @@ struct thread_info {
}, \
}
+#ifndef ASM_OFFSETS_C
/* how to get the thread information struct from C */
#define current_thread_info() ((struct thread_info *) ((char *) current + IA64_TASK_SIZE))
#define alloc_thread_info(tsk) ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE))
+#else
+#define current_thread_info() ((struct thread_info *) 0)
+#define alloc_thread_info(tsk) ((struct thread_info *) 0)
+#endif
#define free_thread_info(ti) /* nothing */
#define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR