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authorPaolo Bonzini <pbonzini@redhat.com>2019-11-21 10:01:51 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2019-11-21 12:03:40 +0100
commit46f4f0aabc61bfd365e1eb3c8a6d766d1a49cf32 (patch)
treef98a256ff3e4b20ca6252f7f80ce17759e57c6f2 /kernel/stacktrace.c
parent14edff88315add29099fd8eebb9ef989c2e47c18 (diff)
parentb07a5c53d42a8c87b208614129e947dd2338ff9c (diff)
downloadtalos-op-linux-46f4f0aabc61bfd365e1eb3c8a6d766d1a49cf32.tar.gz
talos-op-linux-46f4f0aabc61bfd365e1eb3c8a6d766d1a49cf32.zip
Merge branch 'kvm-tsx-ctrl' into HEAD
Conflicts: arch/x86/kvm/vmx/vmx.c
Diffstat (limited to 'kernel/stacktrace.c')
-rw-r--r--kernel/stacktrace.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c
index 6d1f68b7e528..c9ea7eb2cb1a 100644
--- a/kernel/stacktrace.c
+++ b/kernel/stacktrace.c
@@ -141,7 +141,8 @@ unsigned int stack_trace_save_tsk(struct task_struct *tsk, unsigned long *store,
struct stacktrace_cookie c = {
.store = store,
.size = size,
- .skip = skipnr + 1,
+ /* skip this function if they are tracing us */
+ .skip = skipnr + !!(current == tsk),
};
if (!try_get_task_stack(tsk))
@@ -298,7 +299,8 @@ unsigned int stack_trace_save_tsk(struct task_struct *task,
struct stack_trace trace = {
.entries = store,
.max_entries = size,
- .skip = skipnr + 1,
+ /* skip this function if they are tracing us */
+ .skip = skipnr + !!(current == task),
};
save_stack_trace_tsk(task, &trace);
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