On Fri, 2009-01-16 at 16:37 +1100, Stephen Rothwell wrote:
> Hi ,
>
> Today's linux-next build (powerpc allnoconfig) failed like this:
>
> In file included from kernel/sched.c:1703:
> kernel/sched_fair.c: In function 'adaptive_gran':
> kernel/sched_fair.c:1324: error: 'struct sched_entity' has no member named 'avg_wakeup'
>
> Caused by commit e52fb7c097238d34f4d8e2a596f8a3f85b0c0565
> ("sched: prefer wakers") from the sched tree.
>
> kernel/sched.c: In function 'enqueue_task':
> kernel/sched.c:1752: error: 'struct sched_entity' has no member named 'start_runtime'
> kernel/sched.c: In function 'dequeue_task':
> kernel/sched.c:1767: error: 'struct sched_entity' has no member named 'avg_wakeup'
> kernel/sched.c: In function 'try_to_wake_up':
> kernel/sched.c:2409: error: 'struct sched_entity' has no member named 'start_runtime'
> kernel/sched.c:2410: error: 'struct sched_entity' has no member named 'avg_wakeup'
> kernel/sched.c: In function '__sched_fork':
> kernel/sched.c:2454: error: 'struct sched_entity' has no member named 'start_runtime'
> kernel/sched.c:2455: error: 'struct sched_entity' has no member named 'avg_wakeup'
>
> Caused by commit 831451ac4e44d3a20b581ce726ef1d1144373f7d ("sched:
> introduce avg_wakeup") from the sched tree.
>
> These members depend on CONFIG_SCHEDSTATS.
That smells like a bad merge somewhere, I just checked -tip and it looks
like so:
struct sched_entity {
...
u64 avg_overlap;
u64 start_runtime;
u64 avg_wakeup;
u64 nr_migrations;
#ifdef CONFIG_SCHEDSTATS
u64 wait_start;
u64 wait_max;
...
};
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