[Cluster-devel] trace: Add exports to use __print_symbolic and __print_flags from a module
Steven Whitehouse
swhiteho at redhat.com
Mon Jun 1 14:53:35 UTC 2009
A patch to allow the use of __print_symbolic and __print_flags
from a module. This allows the current GFS2 tracing patch to
build. This is against the latest -tip tree.
Signed-off-by: Steven Whitehouse <swhiteho at redhat.com>
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index c12d95d..0fe3b22 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -17,6 +17,7 @@
static DECLARE_RWSEM(trace_event_mutex);
DEFINE_PER_CPU(struct trace_seq, ftrace_event_seq);
+EXPORT_PER_CPU_SYMBOL(ftrace_event_seq);
static struct hlist_head event_hash[EVENT_HASHSIZE] __read_mostly;
@@ -250,6 +251,7 @@ ftrace_print_flags_seq(struct trace_seq *p, const char *delim,
return p->buffer;
}
+EXPORT_SYMBOL(ftrace_print_flags_seq);
const char *
ftrace_print_symbols_seq(struct trace_seq *p, unsigned long val,
@@ -275,6 +277,7 @@ ftrace_print_symbols_seq(struct trace_seq *p, unsigned long val,
return p->buffer;
}
+EXPORT_SYMBOL(ftrace_print_symbols_seq);
#ifdef CONFIG_KRETPROBES
static inline const char *kretprobed(const char *name)
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