>From Al Viro:
The next group of helpers is a bit trickier - they want the constants
similar to those in user-offsets.h, but we need target sc.h for it. So we
can't put that into user-offsets (sc.h depends on it) and need the second
generated header for that stuff (kernel-offsets.h. BFD...
Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Jeff Dike <[email protected]>
diff -urN RC12-rc3-uml-sc/arch/um/Makefile RC12-rc3-uml-kernel-offsets/arch/um/Makefile
--- RC12-rc3-uml-sc/arch/um/Makefile Wed Apr 27 18:22:28 2005
+++ RC12-rc3-uml-kernel-offsets/arch/um/Makefile Wed Apr 27 18:18:08 2005
@@ -174,6 +174,19 @@
CLEAN_FILES += $(ARCH_DIR)/user-offsets.s $(ARCH_DIR)/user-offsets.h
+$(ARCH_DIR)/kernel-offsets.s: $(ARCH_DIR)/sys-$(SUBARCH)/kernel-offsets.c \
+ $(ARCH_SYMLINKS) \
+ $(SYS_DIR)/sc.h \
+ include/asm include/linux/version.h \
+ include/config/MARKER \
+ $(ARCH_DIR)/include/user_constants.h
+ $(CC) $(CFLAGS) $(NOSTDINC_FLAGS) $(CPPFLAGS) -S -o $@ $<
+
+$(ARCH_DIR)/kernel-offsets.h: $(ARCH_DIR)/kernel-offsets.s
+ $(call filechk,gen-asm-offsets)
+
+CLEAN_FILES += $(ARCH_DIR)/kernel-offsets.s $(ARCH_DIR)/kernel-offsets.h
+
$(ARCH_DIR)/include/task.h: $(ARCH_DIR)/util/mk_task
$(call filechk,gen_header)
diff -urN RC12-rc3-uml-sc/arch/um/include/common-offsets.h RC12-rc3-uml-kernel-offsets/arch/um/include/common-offsets.h
--- RC12-rc3-uml-sc/arch/um/include/common-offsets.h Wed Dec 31 19:00:00 1969
+++ RC12-rc3-uml-kernel-offsets/arch/um/include/common-offsets.h Wed Apr 27 17:07:28 2005
@@ -0,0 +1,14 @@
+/* for use by sys-$SUBARCH/kernel-offsets.c */
+
+OFFSET(TASK_REGS, task_struct, thread.regs);
+OFFSET(TASK_PID, task_struct, pid);
+DEFINE(UM_KERN_PAGE_SIZE, PAGE_SIZE);
+DEFINE(UM_NSEC_PER_SEC, NSEC_PER_SEC);
+DEFINE_STR(UM_KERN_EMERG, KERN_EMERG);
+DEFINE_STR(UM_KERN_ALERT, KERN_ALERT);
+DEFINE_STR(UM_KERN_CRIT, KERN_CRIT);
+DEFINE_STR(UM_KERN_ERR, KERN_ERR);
+DEFINE_STR(UM_KERN_WARNING, KERN_WARNING);
+DEFINE_STR(UM_KERN_NOTICE, KERN_NOTICE);
+DEFINE_STR(UM_KERN_INFO, KERN_INFO);
+DEFINE_STR(UM_KERN_DEBUG, KERN_DEBUG);
diff -urN RC12-rc3-uml-sc/arch/um/sys-i386/kernel-offsets.c RC12-rc3-uml-kernel-offsets/arch/um/sys-i386/kernel-offsets.c
--- RC12-rc3-uml-sc/arch/um/sys-i386/kernel-offsets.c Wed Dec 31 19:00:00 1969
+++ RC12-rc3-uml-kernel-offsets/arch/um/sys-i386/kernel-offsets.c Wed Apr 27 17:07:28 2005
@@ -0,0 +1,25 @@
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/sched.h>
+#include <linux/time.h>
+#include <asm/page.h>
+
+#define DEFINE(sym, val) \
+ asm volatile("\n->" #sym " %0 " #val : : "i" (val))
+
+#define STR(x) #x
+#define DEFINE_STR(sym, val) asm volatile("\n->" #sym " " STR(val) " " #val: : )
+
+#define BLANK() asm volatile("\n->" : : )
+
+#define OFFSET(sym, str, mem) \
+ DEFINE(sym, offsetof(struct str, mem));
+
+void foo(void)
+{
+ OFFSET(TASK_DEBUGREGS, task_struct, thread.arch.debugregs);
+#ifdef CONFIG_MODE_TT
+ OFFSET(TASK_EXTERN_PID, task_struct, thread.mode.tt.extern_pid);
+#endif
+#include <common-offsets.h>
+}
diff -urN RC12-rc3-uml-sc/arch/um/sys-x86_64/kernel-offsets.c RC12-rc3-uml-kernel-offsets/arch/um/sys-x86_64/kernel-offsets.c
--- RC12-rc3-uml-sc/arch/um/sys-x86_64/kernel-offsets.c Wed Dec 31 19:00:00 1969
+++ RC12-rc3-uml-kernel-offsets/arch/um/sys-x86_64/kernel-offsets.c Wed Apr 27 17:07:28 2005
@@ -0,0 +1,24 @@
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/sched.h>
+#include <linux/time.h>
+#include <asm/page.h>
+
+#define DEFINE(sym, val) \
+ asm volatile("\n->" #sym " %0 " #val : : "i" (val))
+
+#define DEFINE_STR1(x) #x
+#define DEFINE_STR(sym, val) asm volatile("\n->" #sym " " DEFINE_STR1(val) " " #val: : )
+
+#define BLANK() asm volatile("\n->" : : )
+
+#define OFFSET(sym, str, mem) \
+ DEFINE(sym, offsetof(struct str, mem));
+
+void foo(void)
+{
+#ifdef CONFIG_MODE_TT
+ OFFSET(TASK_EXTERN_PID, task_struct, thread.mode.tt.extern_pid);
+#endif
+#include <common-offsets.h>
+}
-
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