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[PATCH] mips: task_pt_regs()

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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>
This commit is contained in:
Al Viro
2006-01-12 01:06:07 -08:00
committed by Linus Torvalds
parent 6450578f32
commit 40bc9c671a
5 changed files with 12 additions and 20 deletions
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12
arch/mips/kernel/ptrace.c
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@@ -64,8 +64,7 @@ int ptrace_getregs (struct task_struct *child, __s64 __user *data)
if (!access_ok(VERIFY_WRITE, data, 38 * 8))
return -EIO;
regs = (struct pt_regs *) ((unsigned long) child->thread_info +
THREAD_SIZE - 32 - sizeof(struct pt_regs));
regs = task_pt_regs(child);
for (i = 0; i < 32; i++)
__put_user (regs->regs[i], data + i);
@@ -92,8 +91,7 @@ int ptrace_setregs (struct task_struct *child, __s64 __user *data)
if (!access_ok(VERIFY_READ, data, 38 * 8))
return -EIO;
regs = (struct pt_regs *) ((unsigned long) child->thread_info +
THREAD_SIZE - 32 - sizeof(struct pt_regs));
regs = task_pt_regs(child);
for (i = 0; i < 32; i++)
__get_user (regs->regs[i], data + i);
@@ -198,8 +196,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
struct pt_regs *regs;
unsigned long tmp = 0;
regs = (struct pt_regs *) ((unsigned long) child->thread_info +
THREAD_SIZE - 32 - sizeof(struct pt_regs));
regs = task_pt_regs(child);
ret = 0; /* Default return value. */
switch (addr) {
@@ -314,8 +311,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
case PTRACE_POKEUSR: {
struct pt_regs *regs;
ret = 0;
regs = (struct pt_regs *) ((unsigned long) child->thread_info +
THREAD_SIZE - 32 - sizeof(struct pt_regs));
regs = task_pt_regs(child);
switch (addr) {
case 0 ... 31: