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由 Masami Hiramatsu 提交于
Skip kretprobe hit in NMI context, because if an NMI happens inside the critical section protected by kretprobe_table.lock and another(or same) kretprobe hit, pre_kretprobe_handler tries to lock kretprobe_table.lock again. Normal interrupts have no problem because they are disabled with the lock. Signed-off-by: NMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Acked-by: NAnanth N Mavinakayanahalli <ananth@in.ibm.com> Cc: David S. Miller <davem@davemloft.net> Link: http://lkml.kernel.org/r/20140804031016.11433.65539.stgit@kbuild-fedora.novalocal [ Minor edits for clarity. ] Signed-off-by: NIngo Molnar <mingo@kernel.org>
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