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blackfin: Autogenerate offsets in struct thread_info 

Maintaining offsets by hand is no fun.

Signed-off-by: Richard Weinberger <richard@nod.at>
hifive-unleashed-5.1
Richard Weinberger 2015-04-03 18:56:16 +02:00
parent 9699a517e0
commit ede45dd302
3 changed files with 7 additions and 9 deletions
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9
arch/blackfin/include/asm/thread_info.h
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@ -75,15 +75,6 @@ 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
*/

6
arch/blackfin/kernel/asm-offsets.c
View File

@ -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));

1
arch/blackfin/kernel/traps.c
View File

@ -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>