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SubjectRe: changing mm->mmap_sem (was: Re: system call for process information?)
On Sun, 18 Mar 2001, Rik van Riel wrote:

> > VFS: Mounted root (ext2 filesystem) readonly.
> > Freeing unused kernel memory: 196k freed
> > Adding Swap: 265064k swap-space (priority 2)
> > VM: Bad swap entry 00011e00
> > VM: Bad swap entry 00058d00
> > Unused swap offset entry in swap_dup 00058d00
> > Unused swap offset entry in swap_dup 00011e00
> > VM: Bad swap entry 00011e00
> > VM: Bad swap entry 00058d00
>
> Heh, I guess do_swap_page isn't too happy when multiple threads
> of the same program take a page fault at the same address at the
> same time.
>
> I take it you were testing something like mysql, jvm or apache2 ?

No, this was make -j30 bzImage. (nscd was running though...)

-Mike

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