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authorJ.Bruce Fields <bfields@fieldses.org>2006-10-04 02:16:20 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-04 07:55:23 -0700
commit42ca09938157105c1f573c831a35e9c3e02eb354 (patch)
tree61533863e1adb46016015a347c70517ae9b10d3f /fs/nfsd/nfs4proc.c
parent81c3f4130202a1dcb2b28ab56684eb5e9d43d8c1 (diff)
downloadop-kernel-dev-42ca09938157105c1f573c831a35e9c3e02eb354.zip
op-kernel-dev-42ca09938157105c1f573c831a35e9c3e02eb354.tar.gz
[PATCH] knfsd: nfsd4: actually use all the pieces to implement referrals
Use all the pieces set up so far to implement referral support, allowing return of NFS4ERR_MOVED and fs_locations attribute. Signed-off-by: Manoj Naik <manoj@almaden.ibm.com> Signed-off-by: Fred Isaman <iisaman@citi.umich.edu> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/nfsd/nfs4proc.c')
-rw-r--r--fs/nfsd/nfs4proc.c30
1 files changed, 23 insertions, 7 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 38b0f91..8333db1 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -802,13 +802,29 @@ nfsd4_proc_compound(struct svc_rqst *rqstp,
* SETCLIENTID_CONFIRM, PUTFH and PUTROOTFH
* require a valid current filehandle
*/
- if ((!current_fh->fh_dentry) &&
- !((op->opnum == OP_PUTFH) || (op->opnum == OP_PUTROOTFH) ||
- (op->opnum == OP_SETCLIENTID) ||
- (op->opnum == OP_SETCLIENTID_CONFIRM) ||
- (op->opnum == OP_RENEW) || (op->opnum == OP_RESTOREFH) ||
- (op->opnum == OP_RELEASE_LOCKOWNER))) {
- op->status = nfserr_nofilehandle;
+ if (!current_fh->fh_dentry) {
+ if (!((op->opnum == OP_PUTFH) ||
+ (op->opnum == OP_PUTROOTFH) ||
+ (op->opnum == OP_SETCLIENTID) ||
+ (op->opnum == OP_SETCLIENTID_CONFIRM) ||
+ (op->opnum == OP_RENEW) ||
+ (op->opnum == OP_RESTOREFH) ||
+ (op->opnum == OP_RELEASE_LOCKOWNER))) {
+ op->status = nfserr_nofilehandle;
+ goto encode_op;
+ }
+ }
+ /* Check must be done at start of each operation, except
+ * for GETATTR and ops not listed as returning NFS4ERR_MOVED
+ */
+ else if (current_fh->fh_export->ex_fslocs.migrated &&
+ !((op->opnum == OP_GETATTR) ||
+ (op->opnum == OP_PUTROOTFH) ||
+ (op->opnum == OP_PUTPUBFH) ||
+ (op->opnum == OP_RENEW) ||
+ (op->opnum == OP_SETCLIENTID) ||
+ (op->opnum == OP_RELEASE_LOCKOWNER))) {
+ op->status = nfserr_moved;
goto encode_op;
}
switch (op->opnum) {
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