From: Trond Myklebust <trond.myklebust@primarydata.com>
Date: Sat, 24 Jan 2015 00:19:25 +0000 (-0500)
Subject: NFSv4.1: Allow parallel OPEN/OPEN_DOWNGRADE/CLOSE
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~120^2~42
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=63f5f796af613898669b23ccfc091ec77de7591c;p=pandora-kernel.git

NFSv4.1: Allow parallel OPEN/OPEN_DOWNGRADE/CLOSE

Remove the serialisation of OPEN/OPEN_DOWNGRADE and CLOSE calls for the
case of NFSv4.1 and newer.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
---

diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index a08178764cf9..e57290a66b76 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -44,6 +44,7 @@ enum nfs4_client_state {
 #define NFS4_RENEW_TIMEOUT		0x01
 #define NFS4_RENEW_DELEGATION_CB	0x02
 
+struct nfs_seqid_counter;
 struct nfs4_minor_version_ops {
 	u32	minor_version;
 	unsigned init_caps;
@@ -56,6 +57,8 @@ struct nfs4_minor_version_ops {
 			struct nfs_fsinfo *);
 	void	(*free_lock_state)(struct nfs_server *,
 			struct nfs4_lock_state *);
+	struct nfs_seqid *
+		(*alloc_seqid)(struct nfs_seqid_counter *, gfp_t);
 	const struct rpc_call_ops *call_sync_ops;
 	const struct nfs4_state_recovery_ops *reboot_recovery_ops;
 	const struct nfs4_state_recovery_ops *nograce_recovery_ops;
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