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authorRichard Weinberger <richard@nod.at>2015-04-03 18:56:16 +0200
committerRichard Weinberger <richard@nod.at>2015-04-12 20:58:24 +0200
commitede45dd302385007b7ee83148753654ab8453167 (patch)
tree1c73acbbe71e3944f4ece333ed8d861d3792663a /arch/blackfin
parent9699a517e0029c4dc34159787a26a746dfab858b (diff)
downloadlinux-ede45dd302385007b7ee83148753654ab8453167.tar.gz
blackfin: Autogenerate offsets in struct thread_info
Maintaining offsets by hand is no fun.

Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/include/asm/thread_info.h9
-rw-r--r--arch/blackfin/kernel/asm-offsets.c6
-rw-r--r--arch/blackfin/kernel/traps.c1
3 files changed, 7 insertions, 9 deletions
diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h
index 57c3a8bd583d..962be3fb3ee1 100644
--- a/arch/blackfin/include/asm/thread_info.h
+++ b/arch/blackfin/include/asm/thread_info.h
@@ -76,15 +76,6 @@ static inline struct thread_info *current_thread_info(void)
 #endif				/* __ASSEMBLY__ */
 
 /*
- * Offsets in thread_info structure, used in assembly code
- */
-#define TI_TASK		0
-#define TI_EXECDOMAIN	4
-#define TI_FLAGS	8
-#define TI_CPU		12
-#define TI_PREEMPT	16
-
-/*
  * thread information flag bit numbers
  */
 #define TIF_SYSCALL_TRACE	0	/* syscall trace active */
diff --git a/arch/blackfin/kernel/asm-offsets.c b/arch/blackfin/kernel/asm-offsets.c
index 37fcae950216..486560aea050 100644
--- a/arch/blackfin/kernel/asm-offsets.c
+++ b/arch/blackfin/kernel/asm-offsets.c
@@ -42,6 +42,12 @@ int main(void)
 	DEFINE(THREAD_PC, offsetof(struct thread_struct, pc));
 	DEFINE(KERNEL_STACK_SIZE, THREAD_SIZE);
 
+	/* offsets in thread_info struct */
+	OFFSET(TI_TASK, thread_info, task);
+	OFFSET(TI_FLAGS, thread_info, flags);
+	OFFSET(TI_CPU, thread_info, cpu);
+	OFFSET(TI_PREEMPT, thread_info, preempt_count);
+
 	/* offsets into the pt_regs */
 	DEFINE(PT_ORIG_R0, offsetof(struct pt_regs, orig_r0));
 	DEFINE(PT_ORIG_P0, offsetof(struct pt_regs, orig_p0));
diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c
index de5c2c3ebd9b..1ed85ddadc0d 100644
--- a/arch/blackfin/kernel/traps.c
+++ b/arch/blackfin/kernel/traps.c
@@ -18,6 +18,7 @@
 #include <asm/fixed_code.h>
 #include <asm/pseudo_instructions.h>
 #include <asm/pda.h>
+#include <asm/asm-offsets.h>
 
 #ifdef CONFIG_KGDB
 # include <linux/kgdb.h>