diff options
| author | Benny Halevy <bhalevy@panasas.com> | 2011-05-22 19:51:48 +0300 |
|---|---|---|
| committer | Boaz Harrosh <bharrosh@panasas.com> | 2011-05-29 20:53:51 +0300 |
| commit | e51b841dd0be9ff53f740c44c32c32679edcb7c8 (patch) | |
| tree | 03e46d6013fa2a45ad22b3f510267d11e5f8d25a /fs/nfs/objlayout/objlayout.c | |
| parent | 636fb9c89d7e216aac3d406e458864420057e981 (diff) | |
pnfs-obj: define per-inode private structure
allocate and deallocate per-inode private pnfs_layout_hdr
in preparation for I/O implementation.
Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Diffstat (limited to 'fs/nfs/objlayout/objlayout.c')
| -rw-r--r-- | fs/nfs/objlayout/objlayout.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/fs/nfs/objlayout/objlayout.c b/fs/nfs/objlayout/objlayout.c index 10e5fca3b7fb..f14b4da34052 100644 --- a/fs/nfs/objlayout/objlayout.c +++ b/fs/nfs/objlayout/objlayout.c @@ -42,6 +42,32 @@ #define NFSDBG_FACILITY NFSDBG_PNFS_LD /* + * Create a objlayout layout structure for the given inode and return it. + */ +struct pnfs_layout_hdr * +objlayout_alloc_layout_hdr(struct inode *inode, gfp_t gfp_flags) +{ + struct objlayout *objlay; + + objlay = kzalloc(sizeof(struct objlayout), gfp_flags); + dprintk("%s: Return %p\n", __func__, objlay); + return &objlay->pnfs_layout; +} + +/* + * Free an objlayout layout structure + */ +void +objlayout_free_layout_hdr(struct pnfs_layout_hdr *lo) +{ + struct objlayout *objlay = OBJLAYOUT(lo); + + dprintk("%s: objlay %p\n", __func__, objlay); + + kfree(objlay); +} + +/* * Unmarshall layout and store it in pnfslay. */ struct pnfs_layout_segment * |