IB/ipath: Test interrupts at driver startup

[linux-2.6-omap-h63xx.git] / arch / x86_64 / ia32 / ptrace32.c

diff --git a/arch/x86_64/ia32/ptrace32.c b/arch/x86_64/ia32/ptrace32.c
index 659c0722f6b825c75ca7d86743a872630cd9c45f..4de3a54318f4d6d4f3636144393ee7c88d13fea4 100644 (file)
--- a/arch/x86_64/ia32/ptrace32.c
+++ b/arch/x86_64/ia32/ptrace32.c
@@ -117,6 +117,10 @@ static int putreg32(struct task_struct *child, unsigned regno, u32 val)
                        if ((0x5454 >> ((val >> (16 + 4*i)) & 0xf)) & 1)
                               return -EIO;
                child->thread.debugreg7 = val; 
+               if (val)
+                       set_tsk_thread_flag(child, TIF_DEBUG);
+               else
+                       clear_tsk_thread_flag(child, TIF_DEBUG);
                break; 
                    
        default:
@@ -201,9 +205,9 @@ static int getreg32(struct task_struct *child, unsigned regno, u32 *val)
 static long ptrace32_siginfo(unsigned request, u32 pid, u32 addr, u32 data)
 {
        int ret;
-       compat_siginfo_t *si32 = (compat_siginfo_t *)compat_ptr(data);
+       compat_siginfo_t __user *si32 = compat_ptr(data);
        siginfo_t ssi; 
-       siginfo_t *si = compat_alloc_user_space(sizeof(siginfo_t));
+       siginfo_t __user *si = compat_alloc_user_space(sizeof(siginfo_t));
        if (request == PTRACE_SETSIGINFO) {
                memset(&ssi, 0, sizeof(siginfo_t));
                ret = copy_siginfo_from_user32(&ssi, si32);
@@ -239,7 +243,10 @@ asmlinkage long sys32_ptrace(long request, u32 pid, u32 addr, u32 data)
        case PTRACE_SINGLESTEP:
        case PTRACE_DETACH:
        case PTRACE_SYSCALL:
+       case PTRACE_OLDSETOPTIONS:
        case PTRACE_SETOPTIONS:
+       case PTRACE_SET_THREAD_AREA:
+       case PTRACE_GET_THREAD_AREA:
                return sys_ptrace(request, pid, addr, data); 
 
        default:
@@ -371,8 +378,10 @@ asmlinkage long sys32_ptrace(long request, u32 pid, u32 addr, u32 data)
                ret = -EIO;
                if (!access_ok(VERIFY_READ, u, sizeof(*u)))
                        break;
-               /* no checking to be bug-to-bug compatible with i386 */
-               __copy_from_user(&child->thread.i387.fxsave, u, sizeof(*u));
+               /* no checking to be bug-to-bug compatible with i386. */
+               /* but silence warning */
+               if (__copy_from_user(&child->thread.i387.fxsave, u, sizeof(*u)))
+                       ;
                set_stopped_child_used_math(child);
                child->thread.i387.fxsave.mxcsr &= mxcsr_feature_mask;
                ret = 0;