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Commit 01da47bd authored by Trond Myklebust's avatar Trond Myklebust
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NFS: Optimise away nfs_check_inode_attributes() when holding a delegation 



We already know that the attribute cache is valid.

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent b4b1eadf

fs/nfs/inode.c

+2 −0
Original line number Diff line number Diff line
@@ -955,6 +955,8 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat 
	unsigned long invalid = 0;





	if (nfs_have_delegated_attributes(inode))

		return 0;

	/* Has the inode gone and changed behind our back? */

	if ((fattr->valid & NFS_ATTR_FATTR_FILEID) && nfsi->fileid != fattr->fileid)

		return -EIO;