diff options
| author | Al Viro <viro@ftp.linux.org.uk> | 2006-01-12 01:05:43 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-12 09:08:52 -0800 |
| commit | 26ecbdea4bf46b0165db4aafd8e4981b4db53936 (patch) | |
| tree | 16d743692c32f465a5c73b3f051bd87c87ba08ae | |
| parent | ee3eea165e706a3ce8a53693e810403f65239ebb (diff) | |
[PATCH] sparc64: task_pt_regs()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/sparc64/kernel/ptrace.c | 12 | ||||
| -rw-r--r-- | include/asm-sparc64/elf.h | 2 | ||||
| -rw-r--r-- | include/asm-sparc64/processor.h | 5 |
3 files changed, 10 insertions, 9 deletions
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c index 3e4077c84a2..3f9746f856d 100644 --- a/arch/sparc64/kernel/ptrace.c +++ b/arch/sparc64/kernel/ptrace.c @@ -296,7 +296,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs) case PTRACE_GETREGS: { struct pt_regs32 __user *pregs = (struct pt_regs32 __user *) addr; - struct pt_regs *cregs = child->thread_info->kregs; + struct pt_regs *cregs = task_pt_regs(child); int rval; if (__put_user(tstate_to_psr(cregs->tstate), (&pregs->psr)) || @@ -320,7 +320,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs) case PTRACE_GETREGS64: { struct pt_regs __user *pregs = (struct pt_regs __user *) addr; - struct pt_regs *cregs = child->thread_info->kregs; + struct pt_regs *cregs = task_pt_regs(child); unsigned long tpc = cregs->tpc; int rval; @@ -348,7 +348,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs) case PTRACE_SETREGS: { struct pt_regs32 __user *pregs = (struct pt_regs32 __user *) addr; - struct pt_regs *cregs = child->thread_info->kregs; + struct pt_regs *cregs = task_pt_regs(child); unsigned int psr, pc, npc, y; int i; @@ -381,7 +381,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs) case PTRACE_SETREGS64: { struct pt_regs __user *pregs = (struct pt_regs __user *) addr; - struct pt_regs *cregs = child->thread_info->kregs; + struct pt_regs *cregs = task_pt_regs(child); unsigned long tstate, tpc, tnpc, y; int i; @@ -562,8 +562,8 @@ asmlinkage void do_ptrace(struct pt_regs *regs) #ifdef DEBUG_PTRACE printk("CONT: %s [%d]: set exit_code = %x %lx %lx\n", child->comm, child->pid, child->exit_code, - child->thread_info->kregs->tpc, - child->thread_info->kregs->tnpc); + task_pt_regs(child)->tpc, + task_pt_regs(child)->tnpc); #endif wake_up_process(child); diff --git a/include/asm-sparc64/elf.h b/include/asm-sparc64/elf.h index 91458118277..69539a8ab83 100644 --- a/include/asm-sparc64/elf.h +++ b/include/asm-sparc64/elf.h @@ -119,7 +119,7 @@ typedef struct { #endif #define ELF_CORE_COPY_TASK_REGS(__tsk, __elf_regs) \ - ({ ELF_CORE_COPY_REGS((*(__elf_regs)), (__tsk)->thread_info->kregs); 1; }) + ({ ELF_CORE_COPY_REGS((*(__elf_regs)), task_pt_regs(__tsk)); 1; }) /* * This is used to ensure we don't load something for the wrong architecture. diff --git a/include/asm-sparc64/processor.h b/include/asm-sparc64/processor.h index 3169f3e2237..cd8d9b4c865 100644 --- a/include/asm-sparc64/processor.h +++ b/include/asm-sparc64/processor.h @@ -186,8 +186,9 @@ extern pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); extern unsigned long get_wchan(struct task_struct *task); -#define KSTK_EIP(tsk) ((tsk)->thread_info->kregs->tpc) -#define KSTK_ESP(tsk) ((tsk)->thread_info->kregs->u_regs[UREG_FP]) +#define task_pt_regs(tsk) (task_thread_info(tsk)->kregs) +#define KSTK_EIP(tsk) (task_pt_regs(tsk)->tpc) +#define KSTK_ESP(tsk) (task_pt_regs(tsk)->u_regs[UREG_FP]) #define cpu_relax() barrier() |