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由 Li Zefan 提交于
do_blk_trace_setup() may return EBUSY, but the current code doesn't decrease blk_probes_ref in this case. Signed-off-by: NLi Zefan <lizf@cn.fujitsu.com> Acked-by: NFrederic Weisbecker <fweisbec@gmail.com> Acked-by: NArnaldo Carvalho de Melo <acme@redhat.com> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <49C2F5FF.80002@cn.fujitsu.com> Signed-off-by: NIngo Molnar <mingo@elte.hu>
cbe28296