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    SubjectRe: [patch] export percpu cpuacct cgroup stats
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    On Thu, Dec 4, 2008 at 11:54 PM, Li Zefan <lizf@cn.fujitsu.com> wrote:
    >> + seq_printf(m, "%llu ", percpu);
    >
    > Should be:
    > + seq_printf(m, "%llu ", (unsigned long long)percpu);
    >
    > Otherwsise:
    > kernel/sched.c: In function 'cpuacct_percpu_seq_read':
    > kernel/sched.c:9359: warning: format '%llu' expects type 'long long unsigned int',
    > but argument 3 has type 'u64'

    I'm curious what compiler and CPU arch target are you using that cause
    compiler to spit out this warning message? On x86_64 u64 is unsigned
    long long and gcc v4.2.4 doesn't give such warning.

    - Ken


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