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    SubjectRe: [PATCH 00/14] Modularize schedutil
    On Wed, May 13, 2020 at 10:41:17AM +0100, Quentin Perret wrote:
    > Hi Rafael,
    >
    > On Tuesday 12 May 2020 at 19:30:52 (+0200), Rafael J. Wysocki wrote:
    > > I don't see any technical reason for making schedutil modular in the
    > > context of GKI other than to make the GKI image smaller, but I don't
    > > expect that to be significant enough.
    >
    > The fact that we can make the image smaller, and we give vendors one
    > less reason to not-want GKI _is_ desirable IMO.
    >
    > $ size vmlinux.*
    > text data bss dec hex filename
    > 19225963 9601976 491084 29319023 1bf5f6f vmlinux.after
    > 19230599 9603236 491084 29324919 1bf7677 vmlinux.before
    >
    > ^ that's with the series applied. 'before' means sugov is =y, and
    > 'after' is sugov =m. So modularizing saves just over 4K on text, and a
    > bit of data too. Is it significant? Maybe not. But it's quite likely
    > that those who don't use schedutil will find any unnecessary byte to be
    > one too many.

    It's not significant at all, just always build it in, no one will notice
    it, it's just a page or two. Serial port drivers are way bigger :)

    thanks,

    greg k-h

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