[PATCH] s390: 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>
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index cc02232..37dfe33 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -52,7 +52,7 @@
struct pt_regs *regs;
per_struct *per_info;
- regs = __KSTK_PTREGS(task);
+ regs = task_pt_regs(task);
per_info = (per_struct *) &task->thread.per_info;
per_info->control_regs.bits.em_instruction_fetch =
per_info->single_step | per_info->instruction_fetch;
@@ -150,7 +150,7 @@
/*
* psw and gprs are stored on the stack
*/
- tmp = *(addr_t *)((addr_t) &__KSTK_PTREGS(child)->psw + addr);
+ tmp = *(addr_t *)((addr_t) &task_pt_regs(child)->psw + addr);
if (addr == (addr_t) &dummy->regs.psw.mask)
/* Remove per bit from user psw. */
tmp &= ~PSW_MASK_PER;
@@ -176,7 +176,7 @@
/*
* orig_gpr2 is stored on the kernel stack
*/
- tmp = (addr_t) __KSTK_PTREGS(child)->orig_gpr2;
+ tmp = (addr_t) task_pt_regs(child)->orig_gpr2;
} else if (addr < (addr_t) (&dummy->regs.fp_regs + 1)) {
/*
@@ -243,7 +243,7 @@
high order bit but older gdb's rely on it */
data |= PSW_ADDR_AMODE;
#endif
- *(addr_t *)((addr_t) &__KSTK_PTREGS(child)->psw + addr) = data;
+ *(addr_t *)((addr_t) &task_pt_regs(child)->psw + addr) = data;
} else if (addr < (addr_t) (&dummy->regs.orig_gpr2)) {
/*
@@ -267,7 +267,7 @@
/*
* orig_gpr2 is stored on the kernel stack
*/
- __KSTK_PTREGS(child)->orig_gpr2 = data;
+ task_pt_regs(child)->orig_gpr2 = data;
} else if (addr < (addr_t) (&dummy->regs.fp_regs + 1)) {
/*
@@ -393,15 +393,15 @@
*/
if (addr == (addr_t) &dummy32->regs.psw.mask) {
/* Fake a 31 bit psw mask. */
- tmp = (__u32)(__KSTK_PTREGS(child)->psw.mask >> 32);
+ tmp = (__u32)(task_pt_regs(child)->psw.mask >> 32);
tmp = PSW32_MASK_MERGE(PSW32_USER_BITS, tmp);
} else if (addr == (addr_t) &dummy32->regs.psw.addr) {
/* Fake a 31 bit psw address. */
- tmp = (__u32) __KSTK_PTREGS(child)->psw.addr |
+ tmp = (__u32) task_pt_regs(child)->psw.addr |
PSW32_ADDR_AMODE31;
} else {
/* gpr 0-15 */
- tmp = *(__u32 *)((addr_t) &__KSTK_PTREGS(child)->psw +
+ tmp = *(__u32 *)((addr_t) &task_pt_regs(child)->psw +
addr*2 + 4);
}
} else if (addr < (addr_t) (&dummy32->regs.orig_gpr2)) {
@@ -415,7 +415,7 @@
/*
* orig_gpr2 is stored on the kernel stack
*/
- tmp = *(__u32*)((addr_t) &__KSTK_PTREGS(child)->orig_gpr2 + 4);
+ tmp = *(__u32*)((addr_t) &task_pt_regs(child)->orig_gpr2 + 4);
} else if (addr < (addr_t) (&dummy32->regs.fp_regs + 1)) {
/*
@@ -472,15 +472,15 @@
if (tmp != PSW32_MASK_MERGE(PSW32_USER_BITS, tmp))
/* Invalid psw mask. */
return -EINVAL;
- __KSTK_PTREGS(child)->psw.mask =
+ task_pt_regs(child)->psw.mask =
PSW_MASK_MERGE(PSW_USER32_BITS, (__u64) tmp << 32);
} else if (addr == (addr_t) &dummy32->regs.psw.addr) {
/* Build a 64 bit psw address from 31 bit address. */
- __KSTK_PTREGS(child)->psw.addr =
+ task_pt_regs(child)->psw.addr =
(__u64) tmp & PSW32_ADDR_INSN;
} else {
/* gpr 0-15 */
- *(__u32*)((addr_t) &__KSTK_PTREGS(child)->psw
+ *(__u32*)((addr_t) &task_pt_regs(child)->psw
+ addr*2 + 4) = tmp;
}
} else if (addr < (addr_t) (&dummy32->regs.orig_gpr2)) {
@@ -494,7 +494,7 @@
/*
* orig_gpr2 is stored on the kernel stack
*/
- *(__u32*)((addr_t) &__KSTK_PTREGS(child)->orig_gpr2 + 4) = tmp;
+ *(__u32*)((addr_t) &task_pt_regs(child)->orig_gpr2 + 4) = tmp;
} else if (addr < (addr_t) (&dummy32->regs.fp_regs + 1)) {
/*