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    SubjectRe: [PATCH V2 0/3] Introduce and use DO_ONCE statement expression macro
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    On Fri, 2009-05-22 at 06:26 +0100, Al Viro wrote:
    > Your DO_ONCE(....) parses as "what the fuck is that?" followed by
    > grepping for definition, and the cost is much higher.

    So what do you suggest?

    #define pr_info_once(fmt, args...) printk_once(KERN_INFO pr_fmt(fmt), ##args)
    #define pr_warning_once(fmt, args...) printk_once(KERN_WARNING pr_fmt(fmt), ##args)
    etc




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