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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-04 18:13:56 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-06 10:32:46 -0500
commitf597c53790f662662281b82b7692a22d2a4d4afa (patch)
tree3567e1c7e232973fee14b7ddffa3545cd88392d0 /fs/nfs/nfs4_fs.h
parent1e3987c3052a48fbfc8f5d30214c825eff41192d (diff)
downloadblackbird-op-linux-f597c53790f662662281b82b7692a22d2a4d4afa.tar.gz
blackbird-op-linux-f597c53790f662662281b82b7692a22d2a4d4afa.zip
NFSv4: Add helpers for basic copying of stateids
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4_fs.h')
-rw-r--r--fs/nfs/nfs4_fs.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 308d2f999c3d..1c54ef3146d4 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -349,6 +349,16 @@ struct nfs4_mount_data;
extern struct svc_version nfs4_callback_version1;
extern struct svc_version nfs4_callback_version4;
+static inline void nfs4_stateid_copy(nfs4_stateid *dst, const nfs4_stateid *src)
+{
+ memcpy(dst->data, src->data, sizeof(dst->data));
+}
+
+static inline bool nfs4_stateid_match(const nfs4_stateid *dst, const nfs4_stateid *src)
+{
+ return memcmp(dst->data, src->data, sizeof(dst->data)) == 0;
+}
+
#else
#define nfs4_close_state(a, b) do { } while (0)
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