Re: [9fans] remedial sources auth, connect, and mount in plan9port

[Jason Catena <jason.catena@gmail.com>]

Instrumented each return from convM2S.c.

jdc@jdc-desktop:/n/sources/contrib/catenate/times$ sudo cp
/home/jdc/contrib/latin1.7a.font .
ap(9cd1a0) + size(b) == p(9cd1ab)
ap(9d0510) + size(52) == p(9d0562)
ap(9d04e0) + size(21) == p(9d0501)
ap(9d02a0) + size(16) == p(9d02b6)
ap(9d02a0) + size(b) == p(9d02ab)
ap(9d0550) + size(5b) == p(9d05ab)
ap(9d02a0) + size(b) == p(9d02ab)
ap(9d0550) + size(5b) == p(9d05ab)
ap(9d02a0) + size(b) == p(9d02ab)
ap(9d04c0) + size(7) == p(9d04c7)
ap(9d04e0) + size(21) == p(9d0501)
ap(9cd1a0) + size(16) == p(9cd1b6)
ap(9cd1a0) + size(b) == p(9cd1ab)
ap(9d0570) + size(5b) == p(9d05cb)
last return
Oct  2 11:47:38.617 read bad packet from 5
n=62 nn=0
ap(9cd7d0) + size(7) == p(9cd7d7)
ap(9cd7d0) + size(7) == p(9cd7d7)
ap(9cd7d0) + size(7) == p(9cd7d7)
ap(9cd7d0) + size(7) == p(9cd7d7)
ap(9cd7d0) + size(7) == p(9cd7d7)
cp: cannot create regular file `./latin1.7a.font': Connection reset by peer

Jason Catena


On Thu, Oct 1, 2009 at 22:11, erik quanstrom <quanstro@quanstro.net> wrote:
>> My test case tries to copy a file over top of one that already exists.
>>  In this case, the bug decided to flit right by the check at
>> convM2S.c:216,217.
>
> i thought the original problem was trying to change
> modes or permissions on a file.  that's why i guessed
> the problem message would be a Rwstat.  perhaps i
> gave the wrong line numbers?  in any event, you're
> doing writes with your current example, so you
> may wish to instrument all the cases in M2S that
> return 0.
>
> - erik
>
>