Re: Kernel crash on device_map DEVICE_NULL

2001-11-23 Thread Marcus Brinkmann
On Fri, Nov 23, 2001 at 12:02:35AM -0500, John Tobey wrote: > There sure are a lot of #ifdef i386 sections in dev_lookup.c and > ds_routines.c, and they don't seem to have anything to do with the > i386 architecture. They seem to select whether devices use the > dispatch table defined in i386/i38

Re: Kernel crash on device_map DEVICE_NULL

2001-11-22 Thread John Tobey
On Thu, Nov 22, 2001 at 01:51:12PM -0500, Roland McGrath wrote: > There is no meaningful sense in which ext2fs.static can "call device_map on > a null pointer". device_map is an RPC. The only way a user task "calls" > the kernel function is by sending an RPC. The RPC should never have gotten >

Re: Kernel crash on device_map DEVICE_NULL

2001-11-22 Thread Roland McGrath
There is no meaningful sense in which ext2fs.static can "call device_map on a null pointer". device_map is an RPC. The only way a user task "calls" the kernel function is by sending an RPC. The RPC should never have gotten there without a valid receiver port, so I don't see how it's possible.