Re: Linux-Kernel Archive: No 100 HZ timer !

From: Pavel Machek (pavel@suse.cz)
Date: Mon Apr 16 2001 - 10:32:18 EST

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Hi!

> /*
> * Timeouts for various operations:
> */
> #define WAIT_DRQ (5*HZ/100) /* 50msec - spec allows up to 20ms */
> #ifdef CONFIG_APM
> #define WAIT_READY (5*HZ) /* 5sec - some laptops are very slow */

Broken broken broken. CONFIG_APM has *nothing* to do with machine being laptop.
Think ACPI, think mips handheld. You should assume 5seconds, always.

-- Philips Velo 1: 1"x4"x8", 300gram, 60, 12MB, 40bogomips, linux, mutt, details at http://atrey.karlin.mff.cuni.cz/~pavel/velo/index.html.

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