Re: sys_recvmmsg: wire up or not?

From: Benjamin Herrenschmidt
Date: Wed Jan 13 2010 - 23:21:21 EST

> It's also rather inconsistent with the last socket call that was added, sys_accept4.
> Some architectures that normally define socket calls (parisc, sh) are missing both
> accept4 and recvmmsg, while others that don't have recvmsg now get recvmmsg.
> In particular, i386 has recvmmsg now, which caused the warning that you saw.
> I guess that one should be removed, and maybe we need a better logic for
> determining which syscalls you actually want. Deriving it from asm-generic/unistd.h
> instead of arch/x86/include/asm/unistd_32.h is probably better, but would still
> give the wrong answer for multiplexed system calls like socketcall or ipc on
> existing architectures.

Anything happening here ? We're getting that warning on ppc too despite
the fact that we use socketcall like x86... Should checksyscall be made
smarter or the syscall just removed from x86 ? :-)


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