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SUNRPC: track whether a request is coming from a loop-back interface.

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If an incoming NFS request is coming from the local host, then
nfsd will need to perform some special handling.  So detect that
possibility and make the source visible in rq_local.

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
NeilBrown
2014-05-12 11:22:47 +10:00
committed by J. Bruce Fields
parent c789102c20
commit ef11ce2487
4 changed files with 20 additions and 0 deletions
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include/linux/sunrpc/svc_xprt.h
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@@ -64,6 +64,7 @@ struct svc_xprt {
#define XPT_DETACHED 10 /* detached from tempsocks list */
#define XPT_LISTENER 11 /* listening endpoint */
#define XPT_CACHE_AUTH 12 /* cache auth info */
#define XPT_LOCAL 13 /* connection from loopback interface */
struct svc_serv *xpt_server; /* service for transport */
atomic_t xpt_reserved; /* space on outq that is rsvd */