Re: [patch] getting rid of the Big Kernel Spinlock, 2.4.0-test7

From: Ingo Molnar (
Date: Mon Aug 28 2000 - 12:44:53 EST

On Mon, 28 Aug 2000, Alexander Viro wrote:

> Essentially, you are adding tons of scheduling points all over the
> tree and it's not a thing to make blindly...

but (except those cases mentioned above) any race that we have with the
spinlock-based BKL we are going to have with the semaphore-based one as
well, so adding (slow-path) scheduling points shouldnt be that much of a
problem. down()/up() is just as much in-line code as


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