DRM mod打印日志,每秒超过10行。我在ubuntu12.04.和DRM modinfo上工作:
filename: /lib/modules/3.5.0-28-generic/kernel/drivers/gpu/drm/drm.ko
license: GPL and additional rights
description: DRM shared core routines
author: Gareth Hughes, Leif Delgass, José Fonseca, Jon Smirl
srcversion: 769B61070F6EB3D96F43DBD
depends:
intree: Y
vermagic: 3.5.0-28-generic SMP mod_unload modversions
parm: edid_fixup:Minimum number of valid EDID header bytes (0-8, default 6) (int)
parm: debug:Enable debug output (int)
parm: vblankoffdelay:Delay until vblank irq auto-disable [msecs] (int)
parm: timestamp_precision_usec:Max. error on timestamps [usecs] (int)
我的问题是我怎么能用deug insmod这个mod:启动时禁用?
答案 0 :(得分:1)
修改/etc/default/grub
,
换行:
GRUB_CMDLINE_LINUX_DEFAULT="drm.debug=0xe plymouth:debug"
到
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi=force"
此解决方法也可以纠正关闭错误(有时无法关闭电源)。