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authorIngo Molnar <mingo@elte.hu>2011-05-04 20:33:42 +0200
committerIngo Molnar <mingo@elte.hu>2011-05-04 20:33:42 +0200
commit98bb318864ed10ae374573f1382147f113642059 (patch)
treec1b45f1c6bedadfec2040446f5509257a7b12be2 /arch/arm/kernel
parent5933f2ae353a93b1d3b501bc63c925531849bbc7 (diff)
parente0ac8457d020c0289ea566917267da9e5e6d9865 (diff)
downloadblackbird-op-linux-98bb318864ed10ae374573f1382147f113642059.tar.gz
blackbird-op-linux-98bb318864ed10ae374573f1382147f113642059.zip
Merge branch 'perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing into perf/urgent
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/ptrace.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 2bf27f364d09..8182f45ca493 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -767,12 +767,20 @@ long arch_ptrace(struct task_struct *child, long request,
#ifdef CONFIG_HAVE_HW_BREAKPOINT
case PTRACE_GETHBPREGS:
+ if (ptrace_get_breakpoints(child) < 0)
+ return -ESRCH;
+
ret = ptrace_gethbpregs(child, addr,
(unsigned long __user *)data);
+ ptrace_put_breakpoints(child);
break;
case PTRACE_SETHBPREGS:
+ if (ptrace_get_breakpoints(child) < 0)
+ return -ESRCH;
+
ret = ptrace_sethbpregs(child, addr,
(unsigned long __user *)data);
+ ptrace_put_breakpoints(child);
break;
#endif
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