Re: Bad SMP race in getblk()

From: Andrea Arcangeli (
Date: Wed Aug 02 2000 - 16:29:23 EST

On Wed, 2 Aug 2000, Linus Torvalds wrote:

>I don't think you _can_ trigger it as of now, as all the block stuff is

As now it can't trigger while compiling glibc. But ->f_op->read/write are
called w/o big kernel lock and block_read/write are not acquiring the big
kernel lock either so it can trigger while accessing directly

I think what happens when it triggers is that some write could be lost.


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