Re: Fatal Oops on boot with 2.4.0testX and recent GCC snapshots

From: Mike Galbraith (
Date: Mon Dec 25 2000 - 12:45:14 EST

On Mon, 25 Dec 2000, Andreas Franck wrote:

> Hello Mike, hello linux-kernel hackers,
> Mike Galbraith wrote:
> > I wouldn't (not going to here;) spend a lot of time on it. The compiler
> > has problems. It won't build glibc-2.2, and chokes horribly on ipchains.
> Maybe, but after having spent several hours debugging now, I think it was
> worth it: I am almost sure this is not a gcc bug, but a nasty race condition
> involving the semaphore handling bdflush_init.
> I figured out by spilling some printk's around in bdflush_init, which made
> the bug magically disappear, what wasn't what I intended - but which gave me
> a clearer impression of what's going on.

Oh? Can you show me (offline) what you did exactly that made it go away?
(that's kinda scary.. _much_ prefer 'compiler has rough edges' option;)


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