Re: selective block polling and preadv2/pwritev2 revisited V3

On Thu, Mar 03, 2016 at 04:52:55PM +0100, Arnd Bergmann wrote:

If we decide to revise the asm-generic/unistd.h system call list
for future architecture ports, can the syscalls replace all of
read/write/readv/writev/pread64/write64/preadv/pwritev, or would
it be better to keep all of them around indefinitely?

It does replace all off them fully.  I never quite understood
why having the wrappers is better in libc than the kernel, though.