From: andros@netapp.com
To: trond.myklebust@netapp.com
Cc: linux-nfs@vger.kernel.org, Andy Adamson <andros@netapp.com>
Subject: [PATCH Version 2 01/12] NFSv4.1 move nfs4_reset_read and nfs_reset_write
Date: Wed, 21 Mar 2012 15:46:13 -0400 [thread overview]
Message-ID: <1332359184-1887-2-git-send-email-andros@netapp.com> (raw)
In-Reply-To: <1332359184-1887-1-git-send-email-andros@netapp.com>
From: Andy Adamson <andros@netapp.com>
Only called by the file layout code
Signed-off-by: Andy Adamson <andros@netapp.com>
---
fs/nfs/internal.h | 5 +++--
fs/nfs/nfs4filelayout.c | 35 +++++++++++++++++++++++++++++++++--
fs/nfs/nfs4proc.c | 39 ++++-----------------------------------
3 files changed, 40 insertions(+), 39 deletions(-)
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 2476dc6..f9ac1f0 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -344,13 +344,14 @@ extern int nfs_migrate_page(struct address_space *,
/* nfs4proc.c */
extern void __nfs4_read_done_cb(struct nfs_read_data *);
-extern void nfs4_reset_read(struct rpc_task *task, struct nfs_read_data *data);
+extern int nfs4_read_done_cb(struct rpc_task *task, struct nfs_read_data *data);
+extern int nfs4_write_done_cb(struct rpc_task *task,
+ struct nfs_write_data *data);
extern int nfs4_init_client(struct nfs_client *clp,
const struct rpc_timeout *timeparms,
const char *ip_addr,
rpc_authflavor_t authflavour,
int noresvport);
-extern void nfs4_reset_write(struct rpc_task *task, struct nfs_write_data *data);
extern int _nfs4_call_sync(struct rpc_clnt *clnt,
struct nfs_server *server,
struct rpc_message *msg,
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 634c0bc..36a65ce 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -82,6 +82,37 @@ filelayout_get_dserver_offset(struct pnfs_layout_segment *lseg, loff_t offset)
BUG();
}
+/* Reset the the nfs_write_data to send the write to the MDS. */
+void filelayout_reset_write(struct rpc_task *task, struct nfs_write_data *data)
+{
+ dprintk("%s Reset task for i/o through MDS\n", __func__);
+ put_lseg(data->lseg);
+ data->lseg = NULL;
+ data->ds_clp = NULL;
+ data->write_done_cb = nfs4_write_done_cb;
+ data->args.fh = NFS_FH(data->inode);
+ data->args.bitmask = data->res.server->cache_consistency_bitmask;
+ data->args.offset = data->mds_offset;
+ data->res.fattr = &data->fattr;
+ task->tk_ops = data->mds_ops;
+ rpc_task_reset_client(task, NFS_CLIENT(data->inode));
+}
+
+/* Reset the the nfs_read_data to send the read to the MDS. */
+void filelayout_reset_read(struct rpc_task *task, struct nfs_read_data *data)
+{
+ dprintk("%s Reset task for i/o through MDS\n", __func__);
+ put_lseg(data->lseg);
+ data->lseg = NULL;
+ /* offsets will differ in the dense stripe case */
+ data->args.offset = data->mds_offset;
+ data->ds_clp = NULL;
+ data->args.fh = NFS_FH(data->inode);
+ data->read_done_cb = nfs4_read_done_cb;
+ task->tk_ops = data->mds_ops;
+ rpc_task_reset_client(task, NFS_CLIENT(data->inode));
+}
+
static int filelayout_async_handle_error(struct rpc_task *task,
struct nfs4_state *state,
struct nfs_client *clp,
@@ -158,7 +189,7 @@ static int filelayout_read_done_cb(struct rpc_task *task,
__func__, data->ds_clp, data->ds_clp->cl_session);
if (reset) {
pnfs_set_lo_fail(data->lseg);
- nfs4_reset_read(task, data);
+ filelayout_reset_read(task, data);
}
rpc_restart_call_prepare(task);
return -EAGAIN;
@@ -239,7 +270,7 @@ static int filelayout_write_done_cb(struct rpc_task *task,
__func__, data->ds_clp, data->ds_clp->cl_session);
if (reset) {
pnfs_set_lo_fail(data->lseg);
- nfs4_reset_write(task, data);
+ filelayout_reset_write(task, data);
}
rpc_restart_call_prepare(task);
return -EAGAIN;
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index b76dd0e..f3c67db 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3284,7 +3284,7 @@ void __nfs4_read_done_cb(struct nfs_read_data *data)
nfs_invalidate_atime(data->inode);
}
-static int nfs4_read_done_cb(struct rpc_task *task, struct nfs_read_data *data)
+int nfs4_read_done_cb(struct rpc_task *task, struct nfs_read_data *data)
{
struct nfs_server *server = NFS_SERVER(data->inode);
@@ -3298,6 +3298,7 @@ static int nfs4_read_done_cb(struct rpc_task *task, struct nfs_read_data *data)
renew_lease(server, data->timestamp);
return 0;
}
+EXPORT_SYMBOL_GPL(nfs4_read_done_cb);
static int nfs4_read_done(struct rpc_task *task, struct nfs_read_data *data)
{
@@ -3329,23 +3330,7 @@ static void nfs4_proc_read_rpc_prepare(struct rpc_task *task, struct nfs_read_da
rpc_call_start(task);
}
-/* Reset the the nfs_read_data to send the read to the MDS. */
-void nfs4_reset_read(struct rpc_task *task, struct nfs_read_data *data)
-{
- dprintk("%s Reset task for i/o through\n", __func__);
- put_lseg(data->lseg);
- data->lseg = NULL;
- /* offsets will differ in the dense stripe case */
- data->args.offset = data->mds_offset;
- data->ds_clp = NULL;
- data->args.fh = NFS_FH(data->inode);
- data->read_done_cb = nfs4_read_done_cb;
- task->tk_ops = data->mds_ops;
- rpc_task_reset_client(task, NFS_CLIENT(data->inode));
-}
-EXPORT_SYMBOL_GPL(nfs4_reset_read);
-
-static int nfs4_write_done_cb(struct rpc_task *task, struct nfs_write_data *data)
+int nfs4_write_done_cb(struct rpc_task *task, struct nfs_write_data *data)
{
struct inode *inode = data->inode;
@@ -3359,6 +3344,7 @@ static int nfs4_write_done_cb(struct rpc_task *task, struct nfs_write_data *data
}
return 0;
}
+EXPORT_SYMBOL_GPL(nfs4_write_done_cb);
static int nfs4_write_done(struct rpc_task *task, struct nfs_write_data *data)
{
@@ -3368,23 +3354,6 @@ static int nfs4_write_done(struct rpc_task *task, struct nfs_write_data *data)
nfs4_write_done_cb(task, data);
}
-/* Reset the the nfs_write_data to send the write to the MDS. */
-void nfs4_reset_write(struct rpc_task *task, struct nfs_write_data *data)
-{
- dprintk("%s Reset task for i/o through\n", __func__);
- put_lseg(data->lseg);
- data->lseg = NULL;
- data->ds_clp = NULL;
- data->write_done_cb = nfs4_write_done_cb;
- data->args.fh = NFS_FH(data->inode);
- data->args.bitmask = data->res.server->cache_consistency_bitmask;
- data->args.offset = data->mds_offset;
- data->res.fattr = &data->fattr;
- task->tk_ops = data->mds_ops;
- rpc_task_reset_client(task, NFS_CLIENT(data->inode));
-}
-EXPORT_SYMBOL_GPL(nfs4_reset_write);
-
static void nfs4_proc_write_setup(struct nfs_write_data *data, struct rpc_message *msg)
{
struct nfs_server *server = NFS_SERVER(data->inode);
--
1.7.6.4
next prev parent reply other threads:[~2012-03-21 19:46 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-21 19:46 [PATCH Version 2 00/12] NFSv4.1 file layout data server quick failover andros
2012-03-21 19:46 ` andros [this message]
2012-03-21 19:46 ` [PATCH Version 2 02/12] NFSv4.1: cleanup filelayout invalid deviceid handling andros
2012-03-21 19:46 ` [PATCH Version 2 03/12] NFSv4.1 cleanup filelayout invalid layout handling andros
2012-03-21 19:46 ` [PATCH Version 2 04/12] NFSv4.1 set RPC_TASK_SOFTCONN for filelayout DS RPC calls andros
2012-03-21 19:46 ` [PATCH Version 2 05/12] NFSv4.1: mark deviceid invalid on filelayout DS connection errors andros
2012-03-21 20:39 ` Myklebust, Trond
2012-03-22 13:23 ` Adamson, Andy
2012-03-22 13:44 ` Myklebust, Trond
2012-03-22 13:53 ` Andy Adamson
2012-03-21 19:46 ` [PATCH Version 2 06/12] NFSv4.1: send filelayout DS commits to the MDS on invalid deviceid andros
2012-03-21 19:46 ` [PATCH Version 2 07/12] NFSv4.1 Check invalid deviceid upon slot table waitq wakeup andros
2012-03-21 19:46 ` [PATCH Version 2 08/12] NFSv4.1 wake up all tasks on un-connected DS slot table waitq andros
2012-03-21 19:46 ` [PATCH Version 2 09/12] NFSv4.1 ref count nfs_client across filelayout data server io andros
2012-03-21 19:46 ` [PATCH Version 2 10/12] NFSv4.1 de reference a disconnected data server client record andros
2012-03-21 19:46 ` [PATCH Version 2 11/12] NFSv4.1 check for NULL pnfs_layout_hdr in pnfs scan commit lists andros
2012-03-21 19:46 ` [PATCH Version 2 12/12] NFSv4.1 have filelayout_initiate_commit return void andros
2012-03-21 20:47 ` Myklebust, Trond
2012-03-25 14:59 ` Fred Isaman
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