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    SubjectRe: [RFC][PATCH] introduce ptr_diff()
    On Thu, Aug 19, 2010 at 02:59:57PM +0200, Andi Kleen wrote:
    > > If so, the warning seems valid as sizeof(struct page) is probably not
    > > (always) a power of 2. On a native build on x86_64 it is 56 bytes
    > > hereover.
    > > Hmm ....
    > gcc just generats a mull with inverted value. mull is cheap on any
    > reasonable CPU.

    Depends on gcc version.

    > Please fix sparse.

    Frankly, I'd rather stop crapping -Wall into its arguments; there's
    a reason why that check is optional and it's *not* defaulting to
    on in sparse.

     \ /
      Last update: 2010-08-20 14:15    [W:0.017 / U:8.136 seconds]
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