Author: Trond Myklebust <Trond.Myklebust@netapp.com>
NFS: Uninline nfs_writedata_(alloc|free) and nfs_readdata_(alloc|free)

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---

 fs/nfs/read.c          |   32 ++++++++++++++++++++++-
 fs/nfs/write.c         |   32 ++++++++++++++++++++++-
 include/linux/nfs_fs.h |   67 +++---------------------------------------------
 3 files changed, 66 insertions(+), 65 deletions(-)

diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 2da255f..3961524 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -40,10 +40,40 @@ static const struct rpc_call_ops nfs_rea
 static const struct rpc_call_ops nfs_read_full_ops;
 
 static kmem_cache_t *nfs_rdata_cachep;
-mempool_t *nfs_rdata_mempool;
+static mempool_t *nfs_rdata_mempool;
 
 #define MIN_POOL_READ	(32)
 
+struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount)
+{
+	struct nfs_read_data *p = mempool_alloc(nfs_rdata_mempool, SLAB_NOFS);
+
+	if (p) {
+		memset(p, 0, sizeof(*p));
+		INIT_LIST_HEAD(&p->pages);
+		if (pagecount < NFS_PAGEVEC_SIZE)
+			p->pagevec = &p->page_array[0];
+		else {
+			size_t size = ++pagecount * sizeof(struct page *);
+			p->pagevec = kmalloc(size, GFP_NOFS);
+			if (p->pagevec) {
+				memset(p->pagevec, 0, size);
+			} else {
+				mempool_free(p, nfs_rdata_mempool);
+				p = NULL;
+			}
+		}
+	}
+	return p;
+}
+
+void nfs_readdata_free(struct nfs_read_data *p)
+{
+	if (p && (p->pagevec != &p->page_array[0]))
+		kfree(p->pagevec);
+	mempool_free(p, nfs_rdata_mempool);
+}
+
 void nfs_readdata_release(void *data)
 {
         nfs_readdata_free(data);
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index f7c8be0..647e321 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -86,7 +86,7 @@ static const struct rpc_call_ops nfs_wri
 static const struct rpc_call_ops nfs_commit_ops;
 
 static kmem_cache_t *nfs_wdata_cachep;
-mempool_t *nfs_wdata_mempool;
+static mempool_t *nfs_wdata_mempool;
 static mempool_t *nfs_commit_mempool;
 
 static DECLARE_WAIT_QUEUE_HEAD(nfs_write_congestion);
@@ -119,6 +119,36 @@ void nfs_commit_free(struct nfs_write_da
 	mempool_free(p, nfs_commit_mempool);
 }
 
+struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount)
+{
+	struct nfs_write_data *p = mempool_alloc(nfs_wdata_mempool, SLAB_NOFS);
+
+	if (p) {
+		memset(p, 0, sizeof(*p));
+		INIT_LIST_HEAD(&p->pages);
+		if (pagecount < NFS_PAGEVEC_SIZE)
+			p->pagevec = &p->page_array[0];
+		else {
+			size_t size = ++pagecount * sizeof(struct page *);
+			p->pagevec = kmalloc(size, GFP_NOFS);
+			if (p->pagevec) {
+				memset(p->pagevec, 0, size);
+			} else {
+				mempool_free(p, nfs_wdata_mempool);
+				p = NULL;
+			}
+		}
+	}
+	return p;
+}
+
+void nfs_writedata_free(struct nfs_write_data *p)
+{
+	if (p && (p->pagevec != &p->page_array[0]))
+		kfree(p->pagevec);
+	mempool_free(p, nfs_wdata_mempool);
+}
+
 void nfs_writedata_release(void *wdata)
 {
 	nfs_writedata_free(wdata);
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index b5d9a76..7f36fe9 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -464,37 +464,8 @@ static inline int nfs_wb_page(struct ino
 /*
  * Allocate and free nfs_write_data structures
  */
-extern mempool_t *nfs_wdata_mempool;
-
-static inline struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount)
-{
-	struct nfs_write_data *p = mempool_alloc(nfs_wdata_mempool, SLAB_NOFS);
-
-	if (p) {
-		memset(p, 0, sizeof(*p));
-		INIT_LIST_HEAD(&p->pages);
-		if (pagecount < NFS_PAGEVEC_SIZE)
-			p->pagevec = &p->page_array[0];
-		else {
-			size_t size = ++pagecount * sizeof(struct page *);
-			p->pagevec = kmalloc(size, GFP_NOFS);
-			if (p->pagevec) {
-				memset(p->pagevec, 0, size);
-			} else {
-				mempool_free(p, nfs_wdata_mempool);
-				p = NULL;
-			}
-		}
-	}
-	return p;
-}
-
-static inline void nfs_writedata_free(struct nfs_write_data *p)
-{
-	if (p && (p->pagevec != &p->page_array[0]))
-		kfree(p->pagevec);
-	mempool_free(p, nfs_wdata_mempool);
-}
+extern struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount);
+extern void nfs_writedata_free(struct nfs_write_data *p);
 
 /*
  * linux/fs/nfs/read.c
@@ -505,41 +476,11 @@ extern int  nfs_readpages(struct file *,
 extern int  nfs_readpage_result(struct rpc_task *, struct nfs_read_data *);
 extern void nfs_readdata_release(void *data);
 
-
 /*
  * Allocate and free nfs_read_data structures
  */
-extern mempool_t *nfs_rdata_mempool;
-
-static inline struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount)
-{
-	struct nfs_read_data *p = mempool_alloc(nfs_rdata_mempool, SLAB_NOFS);
-
-	if (p) {
-		memset(p, 0, sizeof(*p));
-		INIT_LIST_HEAD(&p->pages);
-		if (pagecount < NFS_PAGEVEC_SIZE)
-			p->pagevec = &p->page_array[0];
-		else {
-			size_t size = ++pagecount * sizeof(struct page *);
-			p->pagevec = kmalloc(size, GFP_NOFS);
-			if (p->pagevec) {
-				memset(p->pagevec, 0, size);
-			} else {
-				mempool_free(p, nfs_rdata_mempool);
-				p = NULL;
-			}
-		}
-	}
-	return p;
-}
-
-static inline void nfs_readdata_free(struct nfs_read_data *p)
-{
-	if (p && (p->pagevec != &p->page_array[0]))
-		kfree(p->pagevec);
-	mempool_free(p, nfs_rdata_mempool);
-}
+extern struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount);
+extern void nfs_readdata_free(struct nfs_read_data *p);
 
 /*
  * linux/fs/nfs3proc.c