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authorBenny Halevy <bhalevy@panasas.com>2011-05-19 22:14:47 -0400
committerBoaz Harrosh <bharrosh@panasas.com>2011-05-29 12:09:48 +0300
commita1eaecbc4c8307e27772d6584ef85a2e93250661 (patch)
tree940549d45db98a5bcfe22501de0bbe9c96de4c8e /fs/nfs/nfs4filelayout.h
parent45df3c8b0f3a58facb125d7631890426706c0bfa (diff)
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NFSv4.1: make deviceid cache global
Move deviceid cache from the pnfs files layout driver to the generic layer in preparation for the objects layout driver. Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Diffstat (limited to 'fs/nfs/nfs4filelayout.h')
-rw-r--r--fs/nfs/nfs4filelayout.h8
1 files changed, 1 insertions, 7 deletions
diff --git a/fs/nfs/nfs4filelayout.h b/fs/nfs/nfs4filelayout.h
index 301b95568bd2..0ace0a2d6d7d 100644
--- a/fs/nfs/nfs4filelayout.h
+++ b/fs/nfs/nfs4filelayout.h
@@ -59,10 +59,7 @@ struct nfs4_pnfs_ds {
#define NFS4_DEVICE_ID_NEG_ENTRY 0x00000001
struct nfs4_file_layout_dsaddr {
- struct hlist_node node;
- struct nfs_client *nfs_client;
- struct nfs4_deviceid deviceid;
- atomic_t ref;
+ struct nfs4_deviceid_node id_node;
unsigned long flags;
u32 stripe_count;
u8 *stripe_indices;
@@ -96,13 +93,10 @@ extern struct nfs_fh *
nfs4_fl_select_ds_fh(struct pnfs_layout_segment *lseg, u32 j);
extern void print_ds(struct nfs4_pnfs_ds *ds);
-extern void print_deviceid(struct nfs4_deviceid *dev_id);
u32 nfs4_fl_calc_j_index(struct pnfs_layout_segment *lseg, loff_t offset);
u32 nfs4_fl_calc_ds_index(struct pnfs_layout_segment *lseg, u32 j);
struct nfs4_pnfs_ds *nfs4_fl_prepare_ds(struct pnfs_layout_segment *lseg,
u32 ds_idx);
-extern struct nfs4_file_layout_dsaddr *
-nfs4_fl_find_get_deviceid(struct nfs_client *, struct nfs4_deviceid *dev_id);
extern void nfs4_fl_put_deviceid(struct nfs4_file_layout_dsaddr *dsaddr);
struct nfs4_file_layout_dsaddr *
get_device_info(struct inode *inode, struct nfs4_deviceid *dev_id, gfp_t gfp_flags);