Re: [PATCH] Improve dynamic tracing of open and posix mkdir

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вт, 26 февр. 2019 г. в 17:16, Steve French <smfrench@xxxxxxxxx>:
>
> Updated to limit it to open and mkdir (not compounded operations) with
> feedback from Pavel.
>
> Sample output
>
> # trace-cmd show
> # tracer: nop
> #
> #                              _-----=> irqs-off
> #                             / _----=> need-resched
> #                            | / _---=> hardirq/softirq
> #                            || / _--=> preempt-depth
> #                            ||| /     delay
> #           TASK-PID   CPU#  ||||    TIMESTAMP  FUNCTION
> #              | |       |   ||||       |         |
>            mkdir-19287 [002] .... 17897.136632:
> smb3_posix_mkdir_enter: xid=8 sid=0xd29a497f tid=0xbc99b185
> cr_opts=0x1 des_access=0x100
>            mkdir-19287 [002] .... 17897.141109: smb3_posix_mkdir_done:
> xid=8 sid=0xd29a497f tid=0xbc99b185 fid=0x3d0ea06a cr_opts=0x1
> des_access=0x100
>            touch-19289 [002] .... 17910.203266: smb3_open_enter:
> xid=12 sid=0xd29a497f tid=0xbc99b185 cr_opts=0x40
> des_access=0x40000080
>            touch-19289 [002] .... 17910.214443: smb3_open_done: xid=12
> sid=0xd29a497f tid=0xbc99b185 fid=0x74770519 cr_opts=0x40
> des_access=0x40000080

Looks good.

Reviewed-by: Pavel Shilovsky <pshilov@xxxxxxxxxxxxx>

--
Best regards,
Pavel Shilovsky




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