Messages in this thread | | | Subject | Re: Tracing to console | From | Bart Van Assche <> | Date | Tue, 26 Jun 2018 08:42:06 -0700 |
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Hello Steven and Ingo,
Did I report this observation to the right people?
Thank you,
Bart.
On 06/15/18 14:01, Bart Van Assche wrote: > Hello Steven, > > If I run the following commands as root: > > cd /sys/kernel/debug/tracing > grep pm_ available_events > set_event > echo function >current_tracer > grep scsi_ available_filter_functions | while read a b; do echo $a; done >set_ftrace_filter > echo 1 >events/printk/enable > echo 1 >tracing_on > echo 1 >/proc/sys/kernel/tracepoint_printk > echo - - - >/sys/class/scsi_host/host0/scan > > then the following appears on the console: > > console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: console: console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: console: console: console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > console: console: console: console: console: console: console: console: console: console: console: ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > [ ... ] > > I assume that the repeated "console: " prefix is a bug and also that the same > line repeats over and over again is also a bug? I ran into this with commit > 017b3f8a10ca ("scsi: snic: fix a couple of spelling mistakes: "COMPLETE"").
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