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tracing: Fix documentation on tp_printk cmdline option
kernel-parameters.txt incorrectly states that workings of
kernel.tracepoint_printk sysctl depends on "tracepoint_printk kernel
cmdline option", this is a bit misleading for new users since the actual
cmdline option name is tp_printk.
Fixes: 0daa230296
("tracing: Add tp_printk cmdline to have tracepoints go to printk()")
Signed-off-by: Vitaly Chikunov <vt@altlinux.org>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20240323231704.1217926-1-vt@altlinux.org
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@ -6599,7 +6599,7 @@
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To turn off having tracepoints sent to printk,
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To turn off having tracepoints sent to printk,
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echo 0 > /proc/sys/kernel/tracepoint_printk
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echo 0 > /proc/sys/kernel/tracepoint_printk
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Note, echoing 1 into this file without the
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Note, echoing 1 into this file without the
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tracepoint_printk kernel cmdline option has no effect.
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tp_printk kernel cmdline option has no effect.
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The tp_printk_stop_on_boot (see below) can also be used
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The tp_printk_stop_on_boot (see below) can also be used
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to stop the printing of events to console at
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to stop the printing of events to console at
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