Re: [Myrinet] devfs issues with 1.5.2

Here are the details you asked for.  Everything looks OK to me.

>df -T /dev:
Filesystem    Type   1k-blocks      Used Available Use% Mounted on
/devfs       devfs           0         0         0   -  /dev

>ls -l /dev/.devfsd
crw-------    1 root     root       8,   0 Dec 31  1969 /dev/.devfsd

>nm /usr/local/gm-1.5.2/sbin/gm |grep devfs
0000000000010fb0 t gm_linux_devfs_register

>grep DEVFS linux-2.4.18/include/linux/autoconf.h
#define CONFIG_DEVFS_FS 1
#undef  CONFIG_DEVFS_MOUNT
#undef  CONFIG_DEVFS_DEBUG

>dmesg | egrep "GM|devfs"
devfs: v1.10 (20020120) Richard Gooch ([email protected])
devfs: boot_options: 0x0
GM: Version 1.5.2_Linux build 1.5.2_Linux root@su8sn Wed Jul  8 02:24:55
PDT 1981
GM: NOTICE: 
GM: difference between running kernel and compilation headers
GM: This build is unsupported.
GM:     running kernel:#2 Wed Jun 5 14:07:50 PDT 2002
GM:     source tree at driver compilation: #1 Tue Jun 11 11:23:35 PDT
2002
GM: Memory available for registration: 15475 pages (120 MBytes)
GM: WARNING: 
GM: Driver supports 4, not the standard 8, GM ports
GM: MCP for unit 0: L4 8K compact
GM: Board 0 page hash cache has 2048 bins.
GM: Allocated IRQ28
GM: 1 Myrinet board(s) found and initialized


So I'm not sure what that GM notice is all about.  I compiled GM on the
same system/kernel I'm running it on.  It does work with manually added
device files.

--Josh
-----------------------------------------------
Josh England
Sandia National Laboratory, Livermore, CA
Distributed Information Systems
email: [email protected]
phone: (925) 294-2076



On Thu, 2002-06-20 at 04:30, Loic Prylli wrote:
> On Wed, Jun 19, 2002 at 03:28:06PM -0700, Joshua J. England wrote:
> > Hi,
> > 
> > I'm testing out version 1.5.2 of the GM driver software and am having
> > issues getting it to work with devfs (Lanai 4--512k cards, RedHat 7.1
> > for Alpha, 2.4.18 kernel w/devfs).  
> > [...]
> > 
> > open("/dev/gm0", O_RDWR)                = -1 ENOENT (No such file or
> > directory)
> 
> Could you give the following details to help diagnose the problem?
> 
> % df -T  /dev/.
> % ls -l /dev/.devfsd
> % nm <gmmoduledir>/sbin/gm | grep "U devfs"
> % grep DEVFS <linuxsrcdir>/include/linux/autoconf.h
> % dmesg | egrep "GM|devfs"
> 
> Regards,
> 
> Loic