From cf6605d1940a5ead7f2de78b5926f9c3179cda41 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Tue, 18 Feb 2020 17:14:40 -0500 Subject: NFSv4: Ensure layout headers are RCU safe Signed-off-by: Trond Myklebust --- fs/nfs/pnfs.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'fs/nfs/pnfs.h') diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index cfb89d47c79d..8df9aa02d336 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -105,6 +105,7 @@ enum { NFS_LAYOUT_INVALID_STID, /* layout stateid id is invalid */ NFS_LAYOUT_FIRST_LAYOUTGET, /* Serialize first layoutget */ NFS_LAYOUT_INODE_FREEING, /* The inode is being freed */ + NFS_LAYOUT_HASHED, /* The layout visible */ }; enum layoutdriver_policy_flags { @@ -203,6 +204,7 @@ struct pnfs_layout_hdr { loff_t plh_lwb; /* last write byte for layoutcommit */ const struct cred *plh_lc_cred; /* layoutcommit cred */ struct inode *plh_inode; + struct rcu_head plh_rcu; }; struct pnfs_device { -- cgit v1.2.3-70-g09d2