Commit d97c0589 authored Jun 15, 2023 by Benjamin Coddington Committed by Trond Myklebust Jun 19, 2023

NFS: add a sysfs link to the lockd rpc_client



After lockd is started, add a symlink for lockd's rpc_client under
NFS' superblock sysfs.

Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

parent e13b5493

fs/lockd/clntlock.c

+6 −0

Original line number	Original line	Diff line number	Diff line
	@@ -93,6 +93,12 @@ void nlmclnt_prepare_block(struct nlm_wait block, struct nlm_host host, struct
	block->b_status = nlm_lck_blocked;		block->b_status = nlm_lck_blocked;
	}		}

			struct rpc_clnt nlmclnt_rpc_clnt(struct nlm_host host)
			{
			return host->h_rpcclnt;
			}
			EXPORT_SYMBOL_GPL(nlmclnt_rpc_clnt);

	/*		/*
	* Queue up a lock for blocking so that the GRANTED request can see it		* Queue up a lock for blocking so that the GRANTED request can see it
	*/		*/

fs/nfs/client.c

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -599,6 +599,7 @@ static int nfs_start_lockd(struct nfs_server *server)

	server->nlm_host = host;		server->nlm_host = host;
	server->destroy = nfs_destroy_server;		server->destroy = nfs_destroy_server;
			nfs_sysfs_link_rpc_client(server, nlmclnt_rpc_clnt(host), NULL);
	return 0;		return 0;
	}		}

include/linux/lockd/bind.h

+2 −0

Original line number	Original line	Diff line number	Diff line
	@@ -20,6 +20,7 @@
	/* Dummy declarations */		/* Dummy declarations */
	struct svc_rqst;		struct svc_rqst;
	struct rpc_task;		struct rpc_task;
			struct rpc_clnt;

	/*		/*
	* This is the set of functions for lockd->nfsd communication		* This is the set of functions for lockd->nfsd communication
	@@ -56,6 +57,7 @@ struct nlmclnt_initdata {

	extern struct nlm_host nlmclnt_init(const struct nlmclnt_initdata nlm_init);		extern struct nlm_host nlmclnt_init(const struct nlmclnt_initdata nlm_init);
	extern void nlmclnt_done(struct nlm_host *host);		extern void nlmclnt_done(struct nlm_host *host);
			extern struct rpc_clnt nlmclnt_rpc_clnt(struct nlm_host host);

	/*		/*
	* NLM client operations provide a means to modify RPC processing of NLM		* NLM client operations provide a means to modify RPC processing of NLM