[lkml]   [2007]   [Aug]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: O_NONBLOCK is broken
> b) Make recv(fd, buf, size, flags) and send(fd, buf, size, flags);
> work with non-socket fds too, for flags==0 or flags==MSG_DONTWAIT.
> (it's ok to fail with "socket op on non-socket fd" for other values
> of flags)

I think that makes a lot of sense, and to be honest other MSG_ flags make
useful sense and have meaningful semantics that might be helpful
elsewhere if ever coded that way.

If you want to do this the first job is going to be to sort out the way
non-block is propogated to device driver read/write handlers. At the
moment they all check filp->f_flags

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2007-08-14 14:51    [W:0.097 / U:4.832 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site