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SubjectRe: [PATCH] SMP race in ext2 - metadata corruption.


On Thursday, April 26, 2001 02:24:26 PM -0400 Alexander Viro
<viro@math.psu.edu> wrote:

>
>
> On Thu, 26 Apr 2001, Andrea Arcangeli wrote:
>
>> correct. I bet other fs are affected as well btw.
>
> If only... block_read() vs. block_write() has the same race. I'm going
> through the list of all wait_on_buffer() users right now.
>

Looks like reiserfs has it too when allocating tree blocks, but it should
be harder to hit. The fix should be small but it will take me a bit to
make sure it doesn't affect the rest of the balancing code.

-chris

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