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Qiang Yu authored
Export /sys/class/drm/cardX/device/error sysfs for user read out error task dump file. Tested-by: Andreas Baierl <ichgeh@imkreisrum.de> Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com> Signed-off-by: Qiang Yu <yuq825@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200222024210.18697-5-yuq825@gmail.com
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