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perf_events: Fix modular build 

Fix:

  ERROR: "perf_swevent_put_recursion_context" [fs/ext4/ext4.ko] undefined!
  ERROR: "perf_swevent_get_recursion_context" [fs/ext4/ext4.ko] undefined!

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Jason Baron <jbaron@redhat.com>
LKML-Reference: <1258864015-10579-1-git-send-email-fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Ingo Molnar 2009-11-22 12:20:19 +01:00
parent e57cfcdac6
commit 645e8cc0c9
1 changed files with 2 additions and 0 deletions
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2
kernel/perf_event.c
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@ -3903,11 +3903,13 @@ int perf_swevent_get_recursion_context(int **recursion)
return 0;
}
EXPORT_SYMBOL_GPL(perf_swevent_get_recursion_context);
void perf_swevent_put_recursion_context(int *recursion)
{
(*recursion)--;
}
EXPORT_SYMBOL_GPL(perf_swevent_put_recursion_context);
static void __do_perf_sw_event(enum perf_type_id type, u32 event_id,
u64 nr, int nmi,