CONFIG_DRM_XE_PREEMPT_TIMEOUT_MAX: Hard upper limit for preempt timeout (us)

General informations

The Linux kernel configuration item CONFIG_DRM_XE_PREEMPT_TIMEOUT_MAX has multiple definitions:

Hard upper limit for preempt timeout (us) found in drivers/gpu/drm/xe/Kconfig.profile

The configuration item CONFIG_DRM_XE_PREEMPT_TIMEOUT_MAX:

• prompt: Hard upper limit for preempt timeout (us)
• type: int
• depends on: (none)
• defined in drivers/gpu/drm/xe/Kconfig.profile
• found in Linux kernels: 7.3-rc+HEAD

Help text

Absolute upper bound (in microseconds) for the per-engine-class preemption timeout. This is the maximum value that can be written to the sysfs preempt_timeout_us knob, regardless of privileges.

Default max preempt timeout (us) found in drivers/gpu/drm/xe/Kconfig.profile

The configuration item CONFIG_DRM_XE_PREEMPT_TIMEOUT_MAX:

• prompt: Default max preempt timeout (us)
• type: int
• depends on: (none)
• defined in drivers/gpu/drm/xe/Kconfig.profile
• found in Linux kernels: 6.8–6.19, 7.0–7.2

Help text

Configures the default max preempt timeout after which context will be forcefully taken away and higher priority context will run.

Hardware

LKDDb

Raw data from LKDDb:

• (none)

Sources

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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