On 20.07.2017 17:27, Maarten Lankhorst wrote: > emon_crash should skip if the debugfs file could not be opened the first > time, and debugfs_test.read_all_entries should skip files that could not > be opened, instead of returning an error. > > This is because in a typical IGT run there may be more debugfs files > registered than can be opened. > > This is an example on f2-pnv-d510: > $ grep -r . /sys/kernel/debug/dri/0 >/dev/null > grep: /sys/kernel/debug/dri/0/i915_sseu_status: No such device > grep: /sys/kernel/debug/dri/0/i915_energy_uJ: No such device > grep: /sys/kernel/debug/dri/0/i915_sink_crc_eDP1: No such device > grep: /sys/kernel/debug/dri/0/i915_emon_status: No such device > grep: /sys/kernel/debug/dri/0/i915_guc_log_control: Invalid argument > grep: /sys/kernel/debug/dri/0/i915_fbc_false_color: No such device > grep: /sys/kernel/debug/dri/0/i915_cur_wm_latency: No such device > grep: /sys/kernel/debug/dri/0/i915_spr_wm_latency: No such device > grep: /sys/kernel/debug/dri/0/i915_pri_wm_latency: No such device > grep: /sys/kernel/debug/dri/0/i915_next_seqno: Permission denied > grep: /sys/kernel/debug/dri/0/i915_cache_sharing: No such device > grep: /sys/kernel/debug/dri/0/i915_min_freq: No such device > grep: /sys/kernel/debug/dri/0/i915_max_freq: No such device > grep: /sys/kernel/debug/dri/0/i915_pipe_C_crc: No such device > grep: /sys/kernel/debug/dri/0/i915_forcewake_user: Invalid argument > grep: /sys/kernel/debug/dri/0/crtc-1/crc/data: Input/output error > > Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> > Cc: Abdiel Janulgue <abdiel.janulgue@xxxxxxxxxxxxxxx> > Cc: Arkadiusz Hiler <arkadiusz.hiler@xxxxxxxxx> Patches 1 and 2 are Reviewed by: Abdiel Janulgue <abdiel.janulgue@xxxxxxxxxxxxxxx> _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
