From: Tejun Heo <tj@xxxxxxxxxx>
Date: Thu, 18 Mar 2010 18:30:34 +0900
>
> if (!total_profile_count) {
> - buf = (char *)alloc_percpu(perf_trace_t);
> + buf = (char *)__alloc_percpu(sizeof(perf_trace_t),
> + __alignof__(unsigned long));
> if (!buf)
> goto fail_buf;
Why not make perf_trace_t have the proper alignment?
That's better than patching around it like this.
Defining it as an array of char[]'s is just asking
for lots of trouble.
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