[parisc-linux] Does it lakes some cloberred r1 in

[John David Anglin]

>     101112c4:   e8 1f 1f df     b,l,n 101112b8 <_read_lock+0x8>,r0
>     101112c8:   0f 48 10 9c     ldw 4(r26),ret0  <== exception here
> 
> r26 contains 0x105d62a8 according to Joel's message.  There isn't
> a branch in the delay slot.  The exception just occurs in the delay
> slot of a branch.  It's not obvious to me what caused the exception.

Correction, r26 contained 0x000000001051d040.  I also just noticed
that the branch is nullified (N=1 in PSW).  Just guessing, but I think
this is a timer interruption (soft lockup).

Dave
-- 
J. David Anglin                                  dave.anglin at nrc-cnrc.gc.ca
National Research Council of Canada              (613) 990-0752 (FAX: 952-6602)