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Commit 0a5372d8 authored by Chuck Lever's avatar Chuck Lever Committed by J. Bruce Fields
Browse files

NFSD: Finish refactoring __write_ports() 



Clean up: Refactor transport name listing out of __write_ports() to
make it easier to understand and maintain.

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@citi.umich.edu>
parent c71206a7

fs/nfsd/nfsctl.c

+13 −7
Original line number Diff line number Diff line
@@ -910,6 +910,17 @@ static ssize_t write_versions(struct file *file, char *buf, size_t size) 
	return rv;

}



/*

 * Zero-length write.  Return a list of NFSD's current listener

 * transports.

 */

static ssize_t __write_ports_names(char *buf)

{

	if (nfsd_serv == NULL)

		return 0;

	return svc_xprt_names(nfsd_serv, buf, 0);

}



/*

 * A single 'fd' number was written, in which case it must be for

 * a socket of a supported family/protocol, and we use it as an
@@ -1019,13 +1030,8 @@ static ssize_t __write_ports_delxprt(char *buf) 


static ssize_t __write_ports(struct file *file, char *buf, size_t size)

{

	if (size == 0) {

		int len = 0;



		if (nfsd_serv)

			len = svc_xprt_names(nfsd_serv, buf, 0);

		return len;

	}

	if (size == 0)

		return __write_ports_names(buf);



	if (isdigit(buf[0]))

		return __write_ports_addfd(buf);