Re: Solaris 9 crashes with IP Filter

[Vincent Fox]

I just wanted to acknowledge that this patch does seem to
have resolved our issue.  Our test systems have not
experienced the same hangs since applying it.

Awesome work!

Darren Reed wrote:

Try this patch to the pfil module.

Darren

diff -c -r1.18 pkt.c
*** pkt.c       24 May 2006 06:06:48 -0000      1.18
--- pkt.c       13 Feb 2007 10:20:28 -0000
***************
*** 210,215 ****
--- 210,224 ----
  }

+ void

+ pfil_timeoutsend(void *arg)
+ {
+       mblk_t *m = arg;
+
+       putnext(m->b_queue, m);
+ }
+
+
  /*
------------------------------------------------------------------------ */

/* Function: pfil_makearpreq */

  /* Returns:     int  - 0 == success, 1 ==
failure                           */
***************
*** 303,308 ****

linkb(new->ire_mp, mb);

        linkb(n, new->ire_mp);
!       putnext(q, n);
        return 0;
  }
--- 312,318 ----

linkb(new->ire_mp, mb);

        linkb(n, new->ire_mp);
!       n->b_queue = q;
!       timeout(pfil_timeoutsend, n, 2);
        return 0;
  }