summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel/uprobes.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/kernel/uprobes.c')
-rw-r--r--arch/powerpc/kernel/uprobes.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/uprobes.c b/arch/powerpc/kernel/uprobes.c
index d2d46d1014f8..bc77834dbf43 100644
--- a/arch/powerpc/kernel/uprobes.c
+++ b/arch/powerpc/kernel/uprobes.c
@@ -64,6 +64,8 @@ int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs)
autask->saved_trap_nr = current->thread.trap_nr;
current->thread.trap_nr = UPROBE_TRAP_NR;
regs->nip = current->utask->xol_vaddr;
+
+ user_enable_single_step(current);
return 0;
}
@@ -119,6 +121,8 @@ int arch_uprobe_post_xol(struct arch_uprobe *auprobe, struct pt_regs *regs)
* to be executed.
*/
regs->nip = utask->vaddr + MAX_UINSN_BYTES;
+
+ user_disable_single_step(current);
return 0;
}
@@ -162,6 +166,8 @@ void arch_uprobe_abort_xol(struct arch_uprobe *auprobe, struct pt_regs *regs)
current->thread.trap_nr = utask->autask.saved_trap_nr;
instruction_pointer_set(regs, utask->vaddr);
+
+ user_disable_single_step(current);
}
/*
OpenPOWER on IntegriCloud