182.179.15.100 == 3065188196.  It is the integer representation that
results by converting each component in dotted notation to a single
byte in a 4-byte integer.

LWP is a light-weight threading package that works on systems that
do not support threads.  Similar to Windows Fibers.  It works by saving
and restoring the state of each thread and scheduling them by restoring
one at a time to the process context.

Did you successfully build and run the output of src/lwp/test?

Jeffrey Altman


Barry Fawthrop wrote:
> I would expect a reply from my server and the IP Address it reads from 
> ThisCellServDB file
> 
> How host is set to this value  3065188196  I don't understand ??
> following the rxi_ListenerProc  procedure I don't see where host is set to 
> anything
> The  rxi_ReadPacket line is the first time host is used after it was defined 
> as afs_uint32
> 
> 
> Also how does it jump from xdr_idlist to savecontext.
> xdr_idlist does not call call savecontext so how does the program step 
> through and jump from
> xdr_idlist to savecontext and rxi_ListenerProc.
> 
> Thanks again
> 
> 
> 
> 
> Derrick Brashear wrote:
>> On Mon, Apr 6, 2009 at 10:31 AM, Barry Fawthrop <[email protected]> wrote:
>>
>>> I'm trying to trace why NameToId sends the request to the server
>>> but fails to receive the reply back from the server
>>>
>>> pr_SNameToId     (in ptuser)  calls ubik_PR_NameToID
>>> ubik_PR_NameToID (in ptint)   calls PR_NameToID
>>> PR_NameToID      (in ptint)   calls xdr_namelist
>>> PR_NameToID              then calls xdr_idlist
>>>
>>> This suddenly jumps to savecontext
>>>
>>> How does this then jump to
>>>          savecontext
>>> called by LWP_QWait
>>> called by IOMGR_Select
>>> called by rxi_ListenerProc
>>> called by rx_ListenerProc
>>>
>>> At this point the variables of savecontext are:
>>> ep                0xaaf7a
>>> savearea          0xb6b52f74
>>>    topstack      0xb6b60e0c
>>>    setjmp_buffer [18]
>>> sp                0x0
>>>  *sp
>>>
>>> code              2
>>>
>>>
>>> This continues through rxi_ListenerProc  until
>>> rxi_readPacket  which calls rxi_Recvmsg
>>> and then bombs out with
>>> Previous frame inner to this frame (gdb could not unwind past this frame)
>>> and __dyld_misaligned_stack_error
>>> 0x8f318c02   <+0000>  movdqa  %xmm0,0x10(%esp)
>>> 0x8f318c08   <+0006>  movdqa  %xmm1,0x20(%esp)
>>> 0x8f318c0e   <+0012>  movdqa  %xmm2,0x30(%esp)
>>> 0x8f318c14   <+0018>  movdqa  %xmm3,0x40(%esp)
>>>
>>> host somehow has the value 3065188196 which I think translates to
>>> IP 182.179.15.100  How I still don't know
>>>
>>>
>> what server do you expect a reply from? and what do you mean "how"?
>>
> 
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