Messages in this thread | | | Date | Thu, 27 Mar 2003 16:54:47 +0100 | From | mikpe@csd ... | Subject | [patch] 2.4.21-pre5 correct scheduling of idle tasks [ all arch ] |
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Keith Owens writes: > There are several inconsistencies in the scheduling of idle tasks and, > for UP, tracking which task is on the cpu. This patch standardizes > idle task scheduling across all architectures and corrects the UP > error, it is just a bug fix. ... > To make it worse, on UP a task is assigned to a cpu but never released. > Very quickly, all tasks are marked as currently running on cpu 0 :(.
->cpus_runnable and task_has_cpu() are SMP-only, as a quick grep through 2.4.20 will tell you. There is no UP bug here to fix.
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