Commit 8b7d9d09 authored by Trond Myklebust's avatar Trond Myklebust
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NFSv4: Revert "Truncating file opens should also sync O_DIRECT writes" 



We're not holding any locks, so both nfs_wb_all() and inode_dio_wait()
are unenforcible and have livelock potential. Just limit ourselves to
flushing out the data.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
parent 9a773e7c

fs/nfs/nfs4file.c

+1 −1
Original line number Diff line number Diff line
@@ -66,7 +66,7 @@ nfs4_file_open(struct inode *inode, struct file *filp) 
	if (openflags & O_TRUNC) {

		attr.ia_valid |= ATTR_SIZE;

		attr.ia_size = 0;

		nfs_sync_inode(inode);

		filemap_write_and_wait(inode->i_mapping);

	}



	inode = NFS_PROTO(dir)->open_context(dir, ctx, openflags, &attr, NULL);