Re: [coLinux-users] IPC support

[Henry N. <Henry.Ne@Arcor.de>]

Mela Custodining wrote:
> Good day,
> 
> Recently I had the chance to use an application, which uses IPC, on 
> coLinux. It uses shared memory. I am using the Gentoo 2Gb images. I'm 
> using 0.6.3 stable snapshots, WinPCAP-bridges, and using cofs.
> 
> When I run the binaries in coLinux the IPC calls failed, particulary 
> shm_init failing with ENOSYS. (I have pshared == 1)
> 
> When I run the binaries on a Shrike machine, the application executes 
> properly.
> 
> Before I go out build my own custom vmlinux (as a last resort) I would 
> like to ask those knowledgeable than me if the kernel shipped coLinux 
> supports IPC. Is rebuilding a new vmlinux the solution to my problems? 
> Your inputs would be highly appreciated.
> 
> - mela

Have you mount the shm device?

 > mount | grep shm
tmpfs on /dev/shm type tmpfs (rw)


If not, try this before you start your program:
 > mount -t tmpfs tmpfs /dev/shm

-- 
Henry Nestler