On Fri, Feb 11, 2011 at 03:29:36PM +0100, Pablo Neira Ayuso wrote: > On 10/02/11 09:52, Helmut Grohne wrote: > > Also I do wonder why the manual page for recv(2) does not list ENOBUFS > > in the list of possible errors. Since posix[1] seems to specify it, it > > looks like a bug in the manual page. *sigh* > > This is quite netlink specific and nobody probably sent a patch for it > so far. I encourage you to send a patch to the manpage maintainers. This > is how things work, it's up to you to help others to fix this situation. The reference [1] in my previous mail referenced http://pubs.opengroup.org/onlinepubs/009695399/functions/recv.html. Pablo, instead of complaining about missing patches, you could comment on the other patch I sent in. I do send patches when I am confident that I understood things. This just happens not to be the netfilter-log library. Let me propose the addition at the end of this email to the recv(2) manual page. Helmut --- recv.2.orig 2011-02-14 15:05:49.000000000 +0100 +++ recv.2 2011-02-14 15:26:13.000000000 +0100 @@ -425,6 +425,17 @@ Invalid argument passed. .\" e.g., msg_namelen < 0 for recvmsg() or addrlen < 0 for recvfrom() .TP +.B ENOBUFS +A positive number of messages was dropped due to insufficient socket +buffer space. On Linux this can occur when operating on netlink +sockets. The +.BR SO_RCVBUF +and +.BR SO_RCVBUFFORCE +socket options described in +.BR socket (7) +can be used to change the socket buffer size. +.TP .B ENOMEM Could not allocate memory for .BR recvmsg (). -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
