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authorTrond Myklebust <Trond.Myklebust@netapp.com>2005-06-22 17:16:29 +0000
committerTrond Myklebust <Trond.Myklebust@netapp.com>2005-06-22 16:07:34 -0400
commit202b50dc127cf4714ffdcc6a64f1648373f9414f (patch)
tree672286049ecbf9af1b189c1ac12a5850fd3879e1 /fs/nfs
parentf0dd2136da6d2070e12bfa6d199b136318e666c7 (diff)
downloadop-kernel-dev-202b50dc127cf4714ffdcc6a64f1648373f9414f.zip
op-kernel-dev-202b50dc127cf4714ffdcc6a64f1648373f9414f.tar.gz
[PATCH] NFSv4: Ensure that propagate NFSv4 state errors to the reclaim code
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs4proc.c51
1 files changed, 40 insertions, 11 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 3f281a8..91e7fe8 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -269,14 +269,9 @@ static int nfs4_open_reclaim(struct nfs4_state_owner *sp, struct nfs4_state *sta
int err;
do {
err = _nfs4_open_reclaim(sp, state);
- switch (err) {
- case 0:
- case -NFS4ERR_STALE_CLIENTID:
- case -NFS4ERR_STALE_STATEID:
- case -NFS4ERR_EXPIRED:
- return err;
- }
- err = nfs4_handle_exception(server, err, &exception);
+ if (err != -NFS4ERR_DELAY)
+ break;
+ nfs4_handle_exception(server, err, &exception);
} while (exception.retry);
return err;
}
@@ -508,6 +503,20 @@ out_stale:
goto out_nodeleg;
}
+static inline int nfs4_do_open_expired(struct nfs4_state_owner *sp, struct nfs4_state *state, struct dentry *dentry)
+{
+ struct nfs_server *server = NFS_SERVER(dentry->d_inode);
+ struct nfs4_exception exception = { };
+ int err;
+
+ do {
+ err = _nfs4_open_expired(sp, state, dentry);
+ if (err == -NFS4ERR_DELAY)
+ nfs4_handle_exception(server, err, &exception);
+ } while (exception.retry);
+ return err;
+}
+
static int nfs4_open_expired(struct nfs4_state_owner *sp, struct nfs4_state *state)
{
struct nfs_inode *nfsi = NFS_I(state->inode);
@@ -520,7 +529,7 @@ static int nfs4_open_expired(struct nfs4_state_owner *sp, struct nfs4_state *sta
continue;
get_nfs_open_context(ctx);
spin_unlock(&state->inode->i_lock);
- status = _nfs4_open_expired(sp, state, ctx->dentry);
+ status = nfs4_do_open_expired(sp, state, ctx->dentry);
put_nfs_open_context(ctx);
return status;
}
@@ -2842,12 +2851,32 @@ static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *r
static int nfs4_lock_reclaim(struct nfs4_state *state, struct file_lock *request)
{
- return _nfs4_do_setlk(state, F_SETLK, request, 1);
+ struct nfs_server *server = NFS_SERVER(state->inode);
+ struct nfs4_exception exception = { };
+ int err;
+
+ do {
+ err = _nfs4_do_setlk(state, F_SETLK, request, 1);
+ if (err != -NFS4ERR_DELAY)
+ break;
+ nfs4_handle_exception(server, err, &exception);
+ } while (exception.retry);
+ return err;
}
static int nfs4_lock_expired(struct nfs4_state *state, struct file_lock *request)
{
- return _nfs4_do_setlk(state, F_SETLK, request, 0);
+ struct nfs_server *server = NFS_SERVER(state->inode);
+ struct nfs4_exception exception = { };
+ int err;
+
+ do {
+ err = _nfs4_do_setlk(state, F_SETLK, request, 0);
+ if (err != -NFS4ERR_DELAY)
+ break;
+ nfs4_handle_exception(server, err, &exception);
+ } while (exception.retry);
+ return err;
}
static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock *request)
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