aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kernel/ppc32.h2
-rw-r--r--arch/powerpc/kernel/ptrace32.c27
2 files changed, 0 insertions, 29 deletions
diff --git a/arch/powerpc/kernel/ppc32.h b/arch/powerpc/kernel/ppc32.h
index fda05e2211d6..90e562771791 100644
--- a/arch/powerpc/kernel/ppc32.h
+++ b/arch/powerpc/kernel/ppc32.h
@@ -135,6 +135,4 @@ struct ucontext32 {
135 struct mcontext32 uc_mcontext; 135 struct mcontext32 uc_mcontext;
136}; 136};
137 137
138extern int copy_siginfo_to_user32(struct compat_siginfo __user *d, siginfo_t *s);
139
140#endif /* _PPC64_PPC32_H */ 138#endif /* _PPC64_PPC32_H */
diff --git a/arch/powerpc/kernel/ptrace32.c b/arch/powerpc/kernel/ptrace32.c
index 9d30e10970ac..4c1de6af4c09 100644
--- a/arch/powerpc/kernel/ptrace32.c
+++ b/arch/powerpc/kernel/ptrace32.c
@@ -29,15 +29,12 @@
29#include <linux/security.h> 29#include <linux/security.h>
30#include <linux/signal.h> 30#include <linux/signal.h>
31#include <linux/compat.h> 31#include <linux/compat.h>
32#include <linux/elf.h>
33 32
34#include <asm/uaccess.h> 33#include <asm/uaccess.h>
35#include <asm/page.h> 34#include <asm/page.h>
36#include <asm/pgtable.h> 35#include <asm/pgtable.h>
37#include <asm/system.h> 36#include <asm/system.h>
38 37
39#include "ppc32.h"
40
41/* 38/*
42 * does not yet catch signals sent when the child dies. 39 * does not yet catch signals sent when the child dies.
43 * in exit.c or in signal.c. 40 * in exit.c or in signal.c.
@@ -67,27 +64,6 @@ static long compat_ptrace_old(struct task_struct *child, long request,
67 return -EPERM; 64 return -EPERM;
68} 65}
69 66
70static int compat_ptrace_getsiginfo(struct task_struct *child, compat_siginfo_t __user *data)
71{
72 siginfo_t lastinfo;
73 int error = -ESRCH;
74
75 read_lock(&tasklist_lock);
76 if (likely(child->sighand != NULL)) {
77 error = -EINVAL;
78 spin_lock_irq(&child->sighand->siglock);
79 if (likely(child->last_siginfo != NULL)) {
80 lastinfo = *child->last_siginfo;
81 error = 0;
82 }
83 spin_unlock_irq(&child->sighand->siglock);
84 }
85 read_unlock(&tasklist_lock);
86 if (!error)
87 return copy_siginfo_to_user32(data, &lastinfo);
88 return error;
89}
90
91long compat_arch_ptrace(struct task_struct *child, compat_long_t request, 67long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
92 compat_ulong_t caddr, compat_ulong_t cdata) 68 compat_ulong_t caddr, compat_ulong_t cdata)
93{ 69{
@@ -306,9 +282,6 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
306 0, PT_REGS_COUNT * sizeof(compat_long_t), 282 0, PT_REGS_COUNT * sizeof(compat_long_t),
307 compat_ptr(data)); 283 compat_ptr(data));
308 284
309 case PTRACE_GETSIGINFO:
310 return compat_ptrace_getsiginfo(child, compat_ptr(data));
311
312 case PTRACE_GETFPREGS: 285 case PTRACE_GETFPREGS:
313 case PTRACE_SETFPREGS: 286 case PTRACE_SETFPREGS:
314 case PTRACE_GETVRREGS: 287 case PTRACE_GETVRREGS: