Re: 2.5.59-mm5

Andrew Morton
2003-01-26T02:16:23Z

Ed Tomlinson <tomlins@cam.org> wrote:
>
> The excessive copy_foo_user times are still there with Oleg (and Chris's) patch
> removed. Here is what I see doing:
>
> "apt-get install --reinstall squidguard chastity-list"
>
> (with file_write from my first message)
> 55091 default_idle 1377.2750
> 62640 __copy_from_user_ll 1204.6154
> 33595 __copy_to_user_ll 646.0577
>
> (without file_write)
> 40259 __copy_from_user_ll 774.2115
> 18735 default_idle 468.3750
> 21524 __copy_to_user_ll 413.9231
> 386 system_call 8.0417
> 428 current_kernel_time 7.1333

Is this different from 2.5.59 base?

It's beginning to look like copy_foo_user() itself has gone silly.

I don't know what's causing this, Ed. Could you please dig into it a little
more? Does it happen with a bare `dd'? Or is it networking? etcetera...