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The warning-track interrupt (wti) provides a notification that the receiving CPU will be pre-empted from its physical CPU within a short time frame. This time frame is called grace period and depends on the machine type. Giving up the CPU on time may prevent a task to get stuck while holding a resource. Reviewed-by: Heiko Carstens <hca@linux.ibm.com> Reviewed-by: Mete Durlu <meted@linux.ibm.com> Signed-off-by: Tobias Huschle <huschle@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> |
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Makefile |