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Re: linux:sys_ipc syscall


On Wednesday 06 May 2009 20:29:03 KOSAKI Motohiro wrote:
> > On Wednesday 06 May 2009 20:13:16 KOSAKI Motohiro wrote:
> > > > I would like to ask you if someone from you work on separate ipc
> > > > syscalls. I mean that all code call one sys_ipc syscall not separate
> > > > syscall like sys_semctl, sys_semget, sys_semop, sys_msgctl,
> > > > sys_msgget, sys_msgrcv, sys_msgsnd, sys_shmat, sys_shmctl, sys_shmdt,
> > > > sys_shmget.
> > > >
> > > > I look at http://repo.or.cz/w/glibc.git and I haven't seen it there.
> > >
> > > May I ask the benfit of this change?
> > > In general, unnecessally ABI change cause very large end-user
> > > confusion.
> >
> > the ABI change is between C library and kernel.  there is no end-user
> > difference.
>
> you assume end-user install newer kernel and glibc at the same time.
> but it isn't gurantee.

he isnt talking about adding funcs to a port that didnt already have them.  
he's asking how to use the split version of IPC rather than the multi subcall.
-mike

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