UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ptrace: cleanup arch_ptrace() and friends on Blackfin 

Change signature of get/put_reg() according to the change of arch_ptrace()
and remove unnecessary castings.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Namhyung Kim 2010-10-27 15:33:51 -07:00 committed by Linus Torvalds
parent 9f29b8fb41
commit aeebd3a3d9
1 changed files with 7 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
arch/blackfin/kernel/ptrace.c
View File

@ -38,12 +38,13 @@
* Get contents of register REGNO in task TASK. * Get contents of register REGNO in task TASK.
*/ */
static inline long static inline long
get_reg(struct task_struct *task, long regno, unsigned long __user *datap) get_reg(struct task_struct *task, unsigned long regno,
unsigned long __user *datap)
{ {
long tmp; long tmp;
struct pt_regs *regs = task_pt_regs(task); struct pt_regs *regs = task_pt_regs(task);
if (regno & 3 || regno > PT_LAST_PSEUDO || regno < 0) if (regno & 3 || regno > PT_LAST_PSEUDO)
return -EIO; return -EIO;
switch (regno) { switch (regno) {
@ -74,11 +75,11 @@ get_reg(struct task_struct *task, long regno, unsigned long __user *datap)
* Write contents of register REGNO in task TASK. * Write contents of register REGNO in task TASK.
*/ */
static inline int static inline int
put_reg(struct task_struct *task, long regno, unsigned long data) put_reg(struct task_struct *task, unsigned long regno, unsigned long data)
{ {
struct pt_regs *regs = task_pt_regs(task); struct pt_regs *regs = task_pt_regs(task);
if (regno & 3 || regno > PT_LAST_PSEUDO || regno < 0) if (regno & 3 || regno > PT_LAST_PSEUDO)
return -EIO; return -EIO;
switch (regno) { switch (regno) {
@ -369,14 +370,14 @@ long arch_ptrace(struct task_struct *child, long request,
return copy_regset_to_user(child, &user_bfin_native_view, return copy_regset_to_user(child, &user_bfin_native_view,
REGSET_GENERAL, REGSET_GENERAL,
0, sizeof(struct pt_regs), 0, sizeof(struct pt_regs),
(void __user *)data); datap);
case PTRACE_SETREGS: case PTRACE_SETREGS:
pr_debug("ptrace: PTRACE_SETREGS\n"); pr_debug("ptrace: PTRACE_SETREGS\n");
return copy_regset_from_user(child, &user_bfin_native_view, return copy_regset_from_user(child, &user_bfin_native_view,
REGSET_GENERAL, REGSET_GENERAL,
0, sizeof(struct pt_regs), 0, sizeof(struct pt_regs),
(const void __user *)data); datap);
case_default: case_default:
default: default: