Re: Updated Linux kernel preemption patches

From: Cliff Albert (cliff@oisec.net)
Date: Mon Aug 27 2001 - 02:38:35 EST


On Sun, Aug 26, 2001 at 09:57:43PM -0400, Robert Love wrote:

> Available at:
>
> http://tech9.net/rml/linux/patch-rml-2.4.9-preempt-kernel-1
> http://tech9.net/rml/linux/patch-rml-2.4.8-ac12-preempt-kernel-1
>
> for kernel 2.4.9 and 2.4.8-ac12, respectively.
>
> This is a straight update of Nigel Gamble's Linux kernel preemption
> patch from http://kpreempt.sourceforge.net, updated for the above
> kernels. Thus, this is Nigel's code -- I merely updated it.
>
> I am eager to see work done on the patch and to see what its future may
> be. If you are in any way interested in application latency or
> real-time support, I suggest you check this out. If you are just
> curious, its an interesting patch none-the-less.

Kernel won't compile when this patch is applied to 2.4.8-ac12

kernel/kernel.o: In function `mmput':
kernel/kernel.o(.text+0x1853): undefined reference to `atomic_dec_and_lock'
kernel/kernel.o: In function `free_uid':
kernel/kernel.o(.text+0xaea0): undefined reference to `atomic_dec_and_lock'
fs/fs.o: In function `kill_super':
fs/fs.o(.text+0x7002): undefined reference to `atomic_dec_and_lock'
fs/fs.o: In function `dput':
fs/fs.o(.text+0x13365): undefined reference to `atomic_dec_and_lock'
fs/fs.o: In function `iput':
fs/fs.o(.text+0x15ed2): undefined reference to `atomic_dec_and_lock'

-- 
Cliff Albert		| RIPE:	     CA3348-RIPE | www.oisec.net
cliff@oisec.net		| 6BONE:     CA2-6BONE	 | icq 18461740
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