[lkml]   [2008]   [Jan]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] x86: provide a DMI based port 0x80 I/O delay override.
    Christer Weinigel wrote:
    > out 80h, al is only two bytes. Any alternative that has been suggested
    > in this discussion will use more space. mov dx, alt_port; out dx, al
    > will be larger, a function call will definitely be a lot larger. People
    > have been making changes to the kernel to save a couple of hundred
    > bytes of text size.

    If text size becomes a problem in this case, then we can use an
    alternatives-like mechanism to fix up the kernel. However,
    realistically this probably should be a function call *combined with*
    the out and in; that reduces the impact somewhat.


     \ /
      Last update: 2008-01-01 22:25    [W:0.019 / U:1.068 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site