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| author | Manoj Naik <manoj@almaden.ibm.com> | 2006-06-09 17:34:25 +0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-06-09 17:34:25 +0400 |
| commit | 830b8e33fe1900b87c8eb7ec5c646117a9f298d6 (patch) | |
| tree | 8e4aa4c7ecd0485a288254433edf76305852c846 /fs/nfs | |
| parent | 361e624f6d8bfbeac53769603d995d47535cfd46 (diff) | |
| download | linux-830b8e33fe1900b87c8eb7ec5c646117a9f298d6.tar.xz | |
NFSv4: Define an fs_locations bitmap
This is (similar to getattr bitmap) but includes fs_locations and
mounted_on_fileid attributes. Use this bitmap for encoding in fs_locations
requests.
Note: We can probably do better by requesting locations as part of fsinfo
itself.
Signed-off-by: Manoj Naik <manoj@almaden.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/nfs4_fs.h | 1 | ||||
| -rw-r--r-- | fs/nfs/nfs4proc.c | 20 | ||||
| -rw-r--r-- | fs/nfs/nfs4xdr.c | 11 |
3 files changed, 30 insertions, 2 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 22a5f838ea58..9a102860df37 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -228,6 +228,7 @@ extern const u32 nfs4_fattr_bitmap[2]; extern const u32 nfs4_statfs_bitmap[2]; extern const u32 nfs4_pathconf_bitmap[2]; extern const u32 nfs4_fsinfo_bitmap[2]; +extern const u32 nfs4_fs_locations_bitmap[2]; /* nfs4renewd.c */ extern void nfs4_schedule_state_renewal(struct nfs4_client *); diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 8640607d6a00..90ee21a07b3e 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -121,6 +121,25 @@ const u32 nfs4_fsinfo_bitmap[2] = { FATTR4_WORD0_MAXFILESIZE 0 }; +const u32 nfs4_fs_locations_bitmap[2] = { + FATTR4_WORD0_TYPE + | FATTR4_WORD0_CHANGE + | FATTR4_WORD0_SIZE + | FATTR4_WORD0_FSID + | FATTR4_WORD0_FILEID + | FATTR4_WORD0_FS_LOCATIONS, + FATTR4_WORD1_MODE + | FATTR4_WORD1_NUMLINKS + | FATTR4_WORD1_OWNER + | FATTR4_WORD1_OWNER_GROUP + | FATTR4_WORD1_RAWDEV + | FATTR4_WORD1_SPACE_USED + | FATTR4_WORD1_TIME_ACCESS + | FATTR4_WORD1_TIME_METADATA + | FATTR4_WORD1_TIME_MODIFY + | FATTR4_WORD1_MOUNTED_ON_FILEID +}; + static void nfs4_setup_readdir(u64 cookie, u32 *verifier, struct dentry *dentry, struct nfs4_readdir_arg *readdir) { @@ -3594,6 +3613,7 @@ int nfs4_proc_fs_locations(struct inode *dir, struct dentry *dentry, dprintk("%s: start\n", __FUNCTION__); fs_locations->fattr.valid = 0; fs_locations->server = server; + fs_locations->nlocations = 0; status = rpc_call_sync(server->client, &msg, 0); dprintk("%s: returned status = %d\n", __FUNCTION__, status); return status; diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 4b6613f61341..646f16da0722 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -731,6 +731,13 @@ static int encode_fsinfo(struct xdr_stream *xdr, const u32* bitmask) bitmask[1] & nfs4_fsinfo_bitmap[1]); } +static int encode_fs_locations(struct xdr_stream *xdr, const u32* bitmask) +{ + return encode_getattr_two(xdr, + bitmask[0] & nfs4_fs_locations_bitmap[0], + bitmask[1] & nfs4_fs_locations_bitmap[1]); +} + static int encode_getfh(struct xdr_stream *xdr) { uint32_t *p; @@ -2030,10 +2037,10 @@ static int nfs4_xdr_enc_fs_locations(struct rpc_rqst *req, uint32_t *p, struct n goto out; if ((status = encode_lookup(&xdr, args->name)) != 0) goto out; - if ((status = encode_getfattr(&xdr, args->bitmask)) != 0) + if ((status = encode_fs_locations(&xdr, args->bitmask)) != 0) goto out; /* set up reply - * toplevel_status + taglen + rescount + OP_PUTFH + status + * toplevel_status + OP_PUTFH + status * + OP_LOOKUP + status + OP_GETATTR + status = 7 */ replen = (RPC_REPHDRSIZE + auth->au_rslack + 7) << 2; |