Re: UDP recvmsg blocks after select(), 2.6 bug?

[Mark Mielke]

On Sat, Oct 09, 2004 at 10:00:35PM +0100, Martijn Sipkema wrote:
> [...]
> > Please - people who don't agree, just ensure that Linux is documented
> > to not implement select() on sockets without O_NONBLOCK properly.
> Actually, the behaviour isn't correct for sockets with O_NONBLOCK
> either, since EAGAIN may only be returned when recvmsg() would not
> block without O_NONBLOCK.

At least this one is acceptable, though, as most current applications
won't break, or be open to attack. I agree - it should also be documented
as improper, but with enough words to point out that it isn't a big deal.

I think you and I are on the same page.

Cheers,
mark

-- 
mark@xxxxxxxxx/markm@xxxxxx/markm@xxxxxxxxxxxxxxxxxx __________________________
.  .  _  ._  . .   .__    .  . ._. .__ .   . . .__  | Neighbourhood Coder
|\/| |_| |_| |/    |_     |\/|  |  |_  |   |/  |_   | 
|  | | | | \ | \   |__ .  |  | .|. |__ |__ | \ |__  | Ottawa, Ontario, Canada

  One ring to rule them all, one ring to find them, one ring to bring them all
                       and in the darkness bind them...

                           http://mark.mielke.cc/

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/