Preempt timeout (us, jiffy granularity)
configname: CONFIG_DRM_XE_PREEMPT_TIMEOUT
Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)
└─>drm/xe Profile Guided Optimisation
└─>Preempt timeout (us, jiffy granularity)
In linux kernel since version 4.19.310 (release Date: 2024-03-15)
How long to wait (in microseconds) for a preemption event to occur
when submitting a new context. If the current context does not hit
an arbitration point and yield to HW before the timer expires, the
HW will be reset to allow the more important context to execute.
when submitting a new context. If the current context does not hit
an arbitration point and yield to HW before the timer expires, the
HW will be reset to allow the more important context to execute.