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NFS: Convert v3 into a module

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This patch exports symbols and moves over the final structures needed by
the v3 module.  In addition, I also switch over to using IS_ENABLED() to
check if CONFIG_NFS_V3 or CONFIG_NFS_V3_MODULE are set.

The module (nfs3.ko) will be created in the same directory as nfs.ko and
will be automatically loaded the first time you try to mount over NFS v3.

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Bryan Schumaker
2012-07-30 16:05:24 -04:00
committed by Trond Myklebust
parent ddda8e0aa8
commit 1c606fb74c
11 changed files with 25 additions and 33 deletions
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8
fs/nfs/write.c
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@@ -446,7 +446,7 @@ nfs_mark_request_dirty(struct nfs_page *req)
__set_page_dirty_nobuffers(req->wb_page);
}
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
#if IS_ENABLED(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
/**
* nfs_request_add_commit_list - add request to a commit list
* @req: pointer to a struct nfs_page
@@ -636,7 +636,7 @@ out:
hdr->release(hdr);
}
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
#if IS_ENABLED(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
static unsigned long
nfs_reqs_to_commit(struct nfs_commit_info *cinfo)
{
@@ -1298,7 +1298,7 @@ void nfs_writeback_done(struct rpc_task *task, struct nfs_write_data *data)
return;
nfs_add_stats(inode, NFSIOS_SERVERWRITTENBYTES, resp->count);
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
#if IS_ENABLED(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
if (resp->verf->committed < argp->stable && task->tk_status >= 0) {
/* We tried a write call, but the server did not
* commit data to stable storage even though we
@@ -1358,7 +1358,7 @@ void nfs_writeback_done(struct rpc_task *task, struct nfs_write_data *data)
}
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
#if IS_ENABLED(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
static int nfs_commit_set_lock(struct nfs_inode *nfsi, int may_wait)
{
int ret;