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authorGuido Günther <agx@sigxcpu.org>2015-04-30 17:44:55 +0200
committerMarcel Holtmann <marcel@holtmann.org>2015-04-30 18:48:09 +0200
commit1cc800e7aabb40e2d8ffc3d259e6a153007fa9eb (patch)
tree4f96651ce009ec24d320e8d384a1f1569ca6dcf1 /ipc
parent42fb23e2f57accbed69804e6d72ea3a88b8a84c4 (diff)
downloadlinux-1cc800e7aabb40e2d8ffc3d259e6a153007fa9eb.tar.gz
ieee802154: Add trace events for rdev->ops
Enabling tracing via

 echo 1 > /sys/kernel/debug/tracing/events/cfg802154/enable

enables event tracing like

 iwpan dev wpan0 set pan_id 0xbeef
 cat /sys/kernel/debug/tracing/trace
 # tracer: nop
 #
 # entries-in-buffer/entries-written: 2/2   #P:1
 #
 #                              _-----=> irqs-off
 #                             / _----=> need-resched
 #                            | / _---=> hardirq/softirq
 #                            || / _--=> preempt-depth
 #                            ||| /     delay
 #           TASK-PID   CPU#  ||||    TIMESTAMP  FUNCTION
 #              | |       |   ||||       |         |
            iwpan-2663  [000] ....   170.369142: 802154_rdev_set_pan_id: phy0, wpan_dev(1), pan id: 0xbeef
            iwpan-2663  [000] ....   170.369177: 802154_rdev_return_int: phy0, returned: 0

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions