diff options
Diffstat (limited to 'arch/powerpc/kernel/ptrace32.c')
| -rw-r--r-- | arch/powerpc/kernel/ptrace32.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/ptrace32.c b/arch/powerpc/kernel/ptrace32.c index 8c21658719d9..c0244e766834 100644 --- a/arch/powerpc/kernel/ptrace32.c +++ b/arch/powerpc/kernel/ptrace32.c @@ -252,6 +252,9 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, } case PTRACE_GET_DEBUGREG: { +#ifndef CONFIG_PPC_ADV_DEBUG_REGS + unsigned long dabr_fake; +#endif ret = -EINVAL; /* We only support one DABR and no IABRS at the moment */ if (addr > 0) @@ -259,7 +262,10 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, #ifdef CONFIG_PPC_ADV_DEBUG_REGS ret = put_user(child->thread.dac1, (u32 __user *)data); #else - ret = put_user(child->thread.dabr, (u32 __user *)data); + dabr_fake = ( + (child->thread.hw_brk.address & (~HW_BRK_TYPE_DABR)) | + (child->thread.hw_brk.type & HW_BRK_TYPE_DABR)); + ret = put_user(dabr_fake, (u32 __user *)data); #endif break; } |