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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-03-04 18:13:56 -0500 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-03-06 10:32:46 -0500 |
| commit | f597c53790f662662281b82b7692a22d2a4d4afa (patch) | |
| tree | 3567e1c7e232973fee14b7ddffa3545cd88392d0 /fs/nfs/pnfs.c | |
| parent | 1e3987c3052a48fbfc8f5d30214c825eff41192d (diff) | |
| download | linux-f597c53790f662662281b82b7692a22d2a4d4afa.tar.bz2 | |
NFSv4: Add helpers for basic copying of stateids
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
| -rw-r--r-- | fs/nfs/pnfs.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index 402efc2f5b70..c190e9c2e3d2 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -499,7 +499,7 @@ pnfs_set_layout_stateid(struct pnfs_layout_hdr *lo, const nfs4_stateid *new, oldseq = be32_to_cpu(lo->plh_stateid.stateid.seqid); newseq = be32_to_cpu(new->stateid.seqid); if ((int)(newseq - oldseq) > 0) { - memcpy(&lo->plh_stateid, &new->stateid, sizeof(new->stateid)); + nfs4_stateid_copy(&lo->plh_stateid, new); if (update_barrier) { u32 new_barrier = be32_to_cpu(new->stateid.seqid); @@ -549,11 +549,10 @@ pnfs_choose_layoutget_stateid(nfs4_stateid *dst, struct pnfs_layout_hdr *lo, do { seq = read_seqbegin(&open_state->seqlock); - memcpy(dst->data, open_state->stateid.data, - sizeof(open_state->stateid.data)); + nfs4_stateid_copy(dst, &open_state->stateid); } while (read_seqretry(&open_state->seqlock, seq)); } else - memcpy(dst->data, lo->plh_stateid.data, sizeof(lo->plh_stateid.data)); + nfs4_stateid_copy(dst, &lo->plh_stateid); spin_unlock(&lo->plh_inode->i_lock); dprintk("<-- %s\n", __func__); return status; @@ -1527,8 +1526,7 @@ pnfs_layoutcommit_inode(struct inode *inode, bool sync) end_pos = nfsi->layout->plh_lwb; nfsi->layout->plh_lwb = 0; - memcpy(&data->args.stateid.data, nfsi->layout->plh_stateid.data, - sizeof(nfsi->layout->plh_stateid.data)); + nfs4_stateid_copy(&data->args.stateid, &nfsi->layout->plh_stateid); spin_unlock(&inode->i_lock); data->args.inode = inode; |