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author | Ingo Molnar <mingo@elte.hu> | 2009-08-11 14:19:09 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-08-11 14:19:09 +0200 |
commit | 89034bc2c7b839702c00a704e79d112737f98be0 (patch) | |
tree | e65b1f3d4c751baa840efc81bc4734f089379eb3 /kernel/trace/trace_functions_graph.c | |
parent | fb82ad719831db58e9baa4c67015aae3fe27e7e3 (diff) | |
parent | 85dfd81dc57e8183a277ddd7a56aa65c96f3f487 (diff) | |
download | kernel_samsung_tuna-89034bc2c7b839702c00a704e79d112737f98be0.zip kernel_samsung_tuna-89034bc2c7b839702c00a704e79d112737f98be0.tar.gz kernel_samsung_tuna-89034bc2c7b839702c00a704e79d112737f98be0.tar.bz2 |
Merge branch 'linus' into tracing/core
Conflicts:
kernel/trace/trace_events_filter.c
We use the tracing/core version.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/trace_functions_graph.c')
-rw-r--r-- | kernel/trace/trace_functions_graph.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c index f97244a..3f4a251 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -927,9 +927,16 @@ print_graph_function(struct trace_iterator *iter) switch (entry->type) { case TRACE_GRAPH_ENT: { - struct ftrace_graph_ent_entry *field; + /* + * print_graph_entry() may consume the current event, + * thus @field may become invalid, so we need to save it. + * sizeof(struct ftrace_graph_ent_entry) is very small, + * it can be safely saved at the stack. + */ + struct ftrace_graph_ent_entry *field, saved; trace_assign_type(field, entry); - return print_graph_entry(field, s, iter); + saved = *field; + return print_graph_entry(&saved, s, iter); } case TRACE_GRAPH_RET: { struct ftrace_graph_ret_entry *field; |