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SubjectRe: 2.2.19 rpc_execute panic (OK with 2.2.17)
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>>>>> " " == Ian Lynagh <igloo@earth.li> writes:

> Hi all

> We have a sun ultra 1 with /proc/cpuinfo as follows:

> cpu : TI UltraSparc I (SpitFire) fpu : UltraSparc I integrated
> FPU promlib : Version 3 Revision 1 prom : 3.1.1 type : sun4u
> ncpus probed : 1 ncpus active : 1 BogoMips : 333.41 MMU Type :
> Spitfire

> When trying to mount something over NFS with a 2.2.19 kernel we
> get:

> Unsupported unaligned load/store trap for kernel at
> <00000000004d260c> Kernel panic: Wheee. Kernel does fpu/atomic
> unaligned load/store.

> Which appears to be in rpc_execute according to System.map:

Does the following patch help?

Cheers,
Trond

--- linux-2.2.19/include/linux/sunrpc/sched.h.orig Mon Mar 26 17:11:28 2001
+++ linux-2.2.19/include/linux/sunrpc/sched.h Sat Jun 9 14:04:08 2001
@@ -81,7 +81,7 @@
unsigned int tk_lock; /* Task lock counter */
unsigned char tk_active : 1,/* Task has been activated */
tk_wakeup : 1;/* Task waiting to wake up */
- unsigned int tk_runstate; /* Task run status */
+ unsigned long tk_runstate; /* Task run status */
#ifdef RPC_DEBUG
unsigned int tk_pid; /* debugging aid */
#endif
--- linux-2.2.19/include/linux/sunrpc/xprt.h.orig Mon Mar 26 17:11:45 2001
+++ linux-2.2.19/include/linux/sunrpc/xprt.h Sat Jun 9 14:04:46 2001
@@ -143,7 +143,7 @@
struct rpc_wait_queue pingwait; /* waiting on ping() */
struct rpc_rqst * free; /* free slots */
struct rpc_rqst slot[RPC_MAXREQS];
- unsigned int sockstate; /* Socket state */
+ unsigned long sockstate; /* Socket state */
unsigned char nocong : 1,/* no congestion control */
stream : 1,/* TCP */
shutdown : 1,/* being shut down */
-
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