Remove trace_buf_size and trace_event from the kernel bootparameters of the kdump kernel
upstream: fedora resolves: bz2003832 conflict: none commit f39000f5240e577347d2cdae8fd9bcb710fe7325 Author: fj1508ic@fujitsu.com <fj1508ic@fujitsu.com> Date: Tue Jan 26 06:37:28 2021 +0000 Remove trace_buf_size and trace_event from the kernel bootparameters of the kdump kernel The kdump kernel uses resources for ftrace because trace_buf_size, which specifies the ring buffer size for ftrace, and trace_event, which specifies a valid trace event, are not removed, but the kdump kernel does not require ftrace. trace_buf_size is ignored if the specified size is 0, so specify 1. Signed-off-by: Hisashi Nagaoka <fj1508ic@fujitsu.com> Acked-by: Kairui Song <kasong@redhat.com> Signed-off-by: Tao Liu <ltao@redhat.com>
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@ -757,6 +757,10 @@ prepare_cmdline()
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fi
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done
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# Remove trace_buf_size, trace_event
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cmdline=$(remove_cmdline_param "$cmdline" trace_buf_size trace_event)
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cmdline="${cmdline} trace_buf_size=1"
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echo ${cmdline}
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}
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