From 45fcc7bca7004687e9ba28e08b3dfb6787a0b466 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Sun, 24 Jul 2016 12:26:34 -0400 Subject: pNFS: LAYOUTRETURN should only update the stateid if the layout is valid If the layout was completely returned, then ignore the returned layout stateid. Signed-off-by: Trond Myklebust --- fs/nfs/pnfs.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'fs/nfs/pnfs.h') diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index b21bd0bee784..2f4f26905c03 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -375,6 +375,11 @@ static inline bool nfs_have_layout(struct inode *inode) return NFS_I(inode)->layout != NULL; } +static inline bool pnfs_layout_is_valid(const struct pnfs_layout_hdr *lo) +{ + return test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags) == 0; +} + static inline struct nfs4_deviceid_node * nfs4_get_deviceid(struct nfs4_deviceid_node *d) { -- cgit v1.2.3