Messages in this thread Patch in this message | | | Date | Fri, 17 Jan 2003 04:27:15 -0500 (EST) | From | Zwane Mwaikambo <> | Subject | [PATCH][2.5] per-CPU task runqueues |
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This patch simply switches over to per-CPU runqueues as defined by the new per cpu api.
Index: linux-2.5.59/kernel/sched.c =================================================================== RCS file: /build/cvsroot/linux-2.5.59/kernel/sched.c,v retrieving revision 1.1.1.1 diff -u -r1.1.1.1 sched.c --- linux-2.5.59/kernel/sched.c 17 Jan 2003 02:46:29 -0000 1.1.1.1 +++ linux-2.5.59/kernel/sched.c 17 Jan 2003 08:33:12 -0000 @@ -160,9 +160,9 @@ atomic_t nr_iowait; } ____cacheline_aligned; -static struct runqueue runqueues[NR_CPUS] __cacheline_aligned; +static DEFINE_PER_CPU(struct runqueue, runqueues); -#define cpu_rq(cpu) (runqueues + (cpu)) +#define cpu_rq(cpu) (&per_cpu(runqueues, cpu)) #define this_rq() cpu_rq(smp_processor_id()) #define task_rq(p) cpu_rq(task_cpu(p)) #define cpu_curr(cpu) (cpu_rq(cpu)->curr) -- function.linuxpower.ca
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