Messages in this thread Patch in this message | | | Date | Mon, 17 Feb 2003 03:12:41 -0500 (EST) | From | Zwane Mwaikambo <> | Subject | [PATCH][2.5] set_cpus_allowed needs cpu_online_map BUG check |
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We don't want to try and migrate to offline cpus, so BUG() on it.
diff -u -r1.1.1.1 sched.c --- linux-2.5.61-trojan/kernel/sched.c 15 Feb 2003 12:32:44 -0000 1.1.1.1 +++ linux-2.5.61-trojan/kernel/sched.c 15 Feb 2003 16:04:51 -0000 @@ -2200,11 +2221,8 @@ migration_req_t req; runqueue_t *rq; -#if 0 /* FIXME: Grab cpu_lock, return error on this case. --RR */ - new_mask &= cpu_online_map; - if (!new_mask) + if (!(new_mask & cpu_online_map)) BUG(); -#endif rq = task_rq_lock(p, &flags); p->cpus_allowed = new_mask; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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