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SubjectRe: Patch?: linux-2.5.33/drivers/input/keyboard/atkbd.c allow SETLEDS to fail
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"Adam J. Richter" <adam@yggdrasil.com> said:

[...]

> 100 milliseconds, which normally only happens when the user
> hits CapsLock, NumLock or ScrollLock, which generally implies that a
> keyboard is present. I suspect that you could change it to use mdelay
> instead of udelay, so that other processes could do useful work during
> the wait,

udelay() is busy wait, mdelay() is just calling udelay(1000) over and over.
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