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Commit c71206a7 authored by Chuck Lever's avatar Chuck Lever Committed by J. Bruce Fields
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NFSD: Note an additional requirement when passing TCP sockets to portlist 



User space must call listen(3) on SOCK_STREAM sockets passed into
/proc/fs/nfsd/portlist, otherwise that listener is ignored.  Document
this.

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@citi.umich.edu>
parent 0b7c2f6f

fs/nfsd/nfsctl.c

+3 −1
Original line number Diff line number Diff line
@@ -1061,7 +1061,9 @@ static ssize_t __write_ports(struct file *file, char *buf, size_t size) 
 *			buf:		C string containing an unsigned

 *					integer value representing a bound

 *					but unconnected socket that is to be

 *					used as an NFSD listener

 *					used as an NFSD listener; listen(3)

 *					must be called for a SOCK_STREAM

 *					socket, otherwise it is ignored

 *			size:		non-zero length of C string in @buf

 * Output:

 *	On success:	NFS service is started;