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| author | Richard Weinberger <richard@nod.at> | 2015-04-12 18:10:36 +0200 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2015-04-12 21:03:29 +0200 |
| commit | cb418fdb33feba951187f6e01e9f78d3cd2dacbb (patch) | |
| tree | 5b41a82a0b48d5893850890e993340528d6bca83 | |
| parent | 3050a35fba296196cb00e87f4a96aa7d9ed17a7b (diff) | |
| download | talos-op-linux-cb418fdb33feba951187f6e01e9f78d3cd2dacbb.tar.gz talos-op-linux-cb418fdb33feba951187f6e01e9f78d3cd2dacbb.zip | |
xtensa: Autogenerate offsets in struct thread_info
Maintaining offsets by hand is no fun.
Reported-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Richard Weinberger <richard@nod.at>
| -rw-r--r-- | arch/xtensa/include/asm/thread_info.h | 11 | ||||
| -rw-r--r-- | arch/xtensa/kernel/asm-offsets.c | 8 |
2 files changed, 8 insertions, 11 deletions
diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h index a9b5d3ba196c..baa1f279f59f 100644 --- a/arch/xtensa/include/asm/thread_info.h +++ b/arch/xtensa/include/asm/thread_info.h @@ -61,17 +61,6 @@ struct thread_info { xtregs_user_t xtregs_user; }; -#else /* !__ASSEMBLY__ */ - -/* offsets into the thread_info struct for assembly code access */ -#define TI_TASK 0x00000000 -#define TI_EXEC_DOMAIN 0x00000004 -#define TI_FLAGS 0x00000008 -#define TI_STATUS 0x0000000C -#define TI_CPU 0x00000010 -#define TI_PRE_COUNT 0x00000014 -#define TI_ADDR_LIMIT 0x00000018 - #endif /* diff --git a/arch/xtensa/kernel/asm-offsets.c b/arch/xtensa/kernel/asm-offsets.c index 1915c7c889ba..b123ace3b67c 100644 --- a/arch/xtensa/kernel/asm-offsets.c +++ b/arch/xtensa/kernel/asm-offsets.c @@ -77,6 +77,14 @@ int main(void) DEFINE(TASK_THREAD_INFO, offsetof (struct task_struct, stack)); DEFINE(TASK_STRUCT_SIZE, sizeof (struct task_struct)); + /* offsets in thread_info struct */ + OFFSET(TI_TASK, thread_info, task); + OFFSET(TI_FLAGS, thread_info, flags); + OFFSET(TI_STSTUS, thread_info, status); + OFFSET(TI_CPU, thread_info, cpu); + OFFSET(TI_PRE_COUNT, thread_info, preempt_count); + OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit); + /* struct thread_info (offset from start_struct) */ DEFINE(THREAD_RA, offsetof (struct task_struct, thread.ra)); DEFINE(THREAD_SP, offsetof (struct task_struct, thread.sp)); |
