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    SubjectRe: Illegal use of reserved word in system.h
    On Thu, 19 May 2005, Steven Rostedt wrote:

    > Well, they probably are the same, but then what's the reason for the
    > lines in binfmt_elf.c:
    > #else
    > # define ELF_MIN_ALIGN PAGE_SIZE
    > #endif
    > This looks to me that ELF_EXEC_PAGESIZE and PAGE_SIZE may not be the
    > same. And what's passed to AT_PAGESZ is ELF_EXEC_PAGESIZE. In mips (as
    > your email address shows you are interested in) ELF_EXEC_PAGESIZE is
    > simply defined as PAGE_SIZE. But in intel i386, it is defined as 4096,

    And for MIPS PAGE_SIZE is also variable (currently one of: 4k, 16k, 64k).

    > which coincidentally is the same as PAGE_SIZE but there's no guarantee
    > that this will be the same, unless who ever changes PAGE_SIZE also
    > remembers to change ELF_EXEC_PAGESIZE.

    That's the maintainer's problem.

    > In arm26 the PAGE_SIZE is configurable (16k or 32k) but the
    > ELF_EXEC_PAGESIZE stays as 32k. So is this a bug?

    I guess so. Unless these smaller pages are always handled in pairs by
    Linux. That would be a legitimate case of ELF_EXEC_PAGESIZE != PAGE_SIZE.

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      Last update: 2005-05-20 14:28    [W:0.021 / U:7.664 seconds]
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