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authorSteven Rostedt <rostedt@goodmis.org>2008-08-15 04:47:17 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-14 10:35:05 +0200
commita9fdda33cd7c7519b082e37538fe790f9ff684bb (patch)
tree56d16d69e519e127a2090df6a16aa9029e8c0e05 /kernel/trace/ftrace.c
parentftrace: use only 5 byte nops for x86 (diff)
downloadlinux-a9fdda33cd7c7519b082e37538fe790f9ff684bb.tar.xz
linux-a9fdda33cd7c7519b082e37538fe790f9ff684bb.zip
ftrace: do not show freed records in available_filter_functions
Seems that freed records can appear in the available_filter_functions list. This patch fixes that. Signed-off-by: Steven Rostedt <srostedt@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to '')
-rw-r--r--kernel/trace/ftrace.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index ea45bb1c0fd6..8affb6d00ec1 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -872,15 +872,13 @@ t_next(struct seq_file *m, void *v, loff_t *pos)
}
} else {
rec = &iter->pg->records[iter->idx++];
- if ((!(iter->flags & FTRACE_ITER_FAILURES) &&
+ if ((rec->flags & FTRACE_FL_FREE) ||
+
+ (!(iter->flags & FTRACE_ITER_FAILURES) &&
(rec->flags & FTRACE_FL_FAILED)) ||
((iter->flags & FTRACE_ITER_FAILURES) &&
- (!(rec->flags & FTRACE_FL_FAILED) ||
- (rec->flags & FTRACE_FL_FREE))) ||
-
- ((iter->flags & FTRACE_ITER_FILTER) &&
- !(rec->flags & FTRACE_FL_FILTER)) ||
+ !(rec->flags & FTRACE_FL_FAILED)) ||
((iter->flags & FTRACE_ITER_NOTRACE) &&
!(rec->flags & FTRACE_FL_NOTRACE))) {