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    SubjectRe: [PATCH 04/14] arch/tile: change lower bound on syscall error return to -4095
    On Thursday 14 October 2010 21:14:29 Chris Metcalf wrote:
    > Previously we were using -1023, which is fine for normal syscall
    > error returns, but the common value in use for other platforms
    > is -4095, and one Tilera-specific driver does use values in the
    > -1100 range, so tickled this bug.

    The patch is ok, but note that any value above starting at 512 is meant
    as kernel internal, so funny things may happen if a driver goes
    beyond that for errors returned to the user.

    Better use just the predefined error codes if possible.


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      Last update: 2010-10-14 23:25    [W:0.018 / U:0.088 seconds]
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