mirror of
https://github.com/torvalds/linux.git
synced 2024-11-22 20:22:09 +00:00
aa5c697988
Use the ftrace infrastructure to conditionally trace UFS UIC command events. New trace event "ufshcd_uic_command" is created, which samples the following UFS UIC command data: - Device name - Optional identification string - UIC command opcode - UIC command argument1 - UIC command argument2 - UIC command argement3 Usage: echo 1 > /sys/kernel/debug/tracing/events/ufs/enable cat /sys/kernel/debug/tracing/trace_pipe Link: https://lore.kernel.org/r/20200615072235.23042-3-stanley.chu@mediatek.com Acked-by: Avri Altman <avri.altman@wdc.com> Signed-off-by: Stanley Chu <stanley.chu@mediatek.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> |
||
---|---|---|
.. | ||
events | ||
bpf_probe.h | ||
define_trace.h | ||
perf.h | ||
syscall.h | ||
trace_events.h |