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authorChuck Lever <chuck.lever@oracle.com>2009-04-23 19:32:10 -0400
committerJ. Bruce Fields <bfields@citi.umich.edu>2009-04-28 13:54:27 -0400
commit0a5372d8a13c3f670bf7c9c4a68ab04c3664fa28 (patch)
tree378c78a984625b9b09ed30ececd906ea838a2e3b /fs/nfsd
parentc71206a7b4e829601e44c49d8a0f4df0fdfe9302 (diff)
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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: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfsctl.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index d491fa9df9bd..caf4fdc674c0 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -911,6 +911,17 @@ static ssize_t write_versions(struct file *file, char *buf, size_t size)
}
/*
+ * 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
* nfsd listener.
@@ -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);